Hazcon 300

CSA C22.2 No. 145-11 Ed. 3

UL 1004-1-2018 Ed. 2

“Class I, Division 1” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Class I, Division 1, Groups A, B, C, D; T4 (XP)

UL 674-2015 Ed. 5

Class I, Division 1, Groups A, B, C, D; T4; Type X Purge

Class I, Division 1, Groups A, B, C, D; T4; Type Y Purge

Installation Requirements

CEC 2018

Annex J18 - Rule J18-106

NEC 2020 (NFPA70)

Section 501.10 (A)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

NOTE: Hazcon Inc. grants permission to reproduce this copyrighted material without limitation, subject to the inclusion of the following statement: The information in this table was assembled by Hazcon Inc., 2020, Toronto Ontario Canada.

Equipment

AC & DC Electrical Machines and Generators

North America

CANADA

USA

Ordinary Location Standards

UL 1004-1-2018 Ed. 2

“Class I, Division 2” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Class I, Division 2, Groups A, B, C, D; T4 (NA)

UL 1836 - 2014

Class I, Division 2, Groups A, B, C, D; T4; Type Z Purge

Installation Requirements

CEC 2018

Annex J18 – Rule J18-150

NEC 2020 (NFPA70)

Section 501.10 (B)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

NOTE: Hazcon Inc. grants permission to reproduce this copyrighted material without limitation, subject to the inclusion of the following statement: The information in this table was assembled by Hazcon Inc., 2020, Toronto Ontario Canada.

NOTE - There are no protection techniques that can be implemented for the AC & DC Electrical Machines and Generators for installation in Zone 0.

Equipment

AC & DC Electrical Machines and Generators

North America

CANADA

USA

Ordinary Location Standards

ANSI/UL 1004-1-2018 Ed. 2

“Zone 1” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Flame-proof “db”

Ex db IIC T4 Gb

Class I, Zone 1, AEx db IIC T4 Gb

Zone 1, AEx db IIC T4 Gb

Increased Safety “eb”

Ex eb IIC T4 Gb

Class I, Zone 1, AEx eb IIC T4 Gb

Zone 1, AEx eb IIC T4 Gb

Explosion proof “db”

Increased Safety “eb”

Ex db eb IIC T4 Gb

Class I, Zone 1, AEx db eb IIC T4 Gb

Zone 1, AEx db eb IIC T4 Gb

Purged & Pressurized “pxb” and/or “pyb”

Ex pxb IIC T4 Gb

Ex pyb IIC T4 Gb

Class I, Zone 1, AEx pxb IIC T4 Gb

Class I, Zone 1, AEx pyb IIC T4 Gb

Zone 1, AEx pxb IIC T4 Gb

Zone 1, AEx pyb IIC T4 Gb

Installation Requirements

CEC 2018

Section 18 – Rule 18-102

NEC 2020 (NFPA70)

Section 505.15 (B)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

AC & DC Electrical Machines and Generators

North America

CANADA

USA

Ordinary Location Standards

ANSI/UL 1004-1-2018 Ed. 2

“Zone 2” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Increased Safety “ec”

Ex ec IIC T4 Gc

Class I, Zone 2, AEx ec IIC T4 Gc

Zone 2, AEx ec IIC T4 Gc

Non-sparking “nA”

Ex nA IIC T4 Gc

Class I, Zone 2, AEx nA IIC T4 Gc

Zone 2, AEx nA IIC T4 Gc

Installation Requirements

CEC 2018

Section 18 – Rule 18-150

NEC 2020 (NFPA70)

Section 505.15 (C)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment		Cable Glands and Cable Connectors
North America		CANADA	USA
Ordinary Location Standards		CSA C22.2 No. 18.3- 2012	UL 514B – 2012 Ed. 6
“Class I, Division 1” Hazardous Locations, Standards, Common Protection Technique, and Sample Marking	Class I, Division 1, Groups A, B, C, D	C22.2 No. 174 – 2018 Ed. 3	UL 2225 – 2013 Ed. 4
Installation Requirements		CEC 2018 Annex J18 - Rule J18-106	NEC 2020 (NFPA70) Section 501.10 (A)
Accredited Certification Agencies in North America		Canadian Standards Association (CSA)	Underwriters Laboratories (UL)
		QPS Evaluation Services (QPS)	FM Approvals (FM)
		-	Intertek (ETL)
		NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.
NOTE: Hazcon Inc. grants permission to reproduce this copyrighted material without limitation, subject to the inclusion of the following statement: The information in this table was assembled by Hazcon Inc., 2020, Toronto Ontario Canada.

Equipment		Cable Glands and Cable Connectors
North America		CANADA	USA
Ordinary Location Standards		CSA C22.2 No. 18.3- 2012	UL 514B – 2012 Ed. 6
“Class I, Division 2” Hazardous Locations, Standards, Common Protection Technique, and Sample Marking	Class I, Division 2, Groups A, B, C, D	C22.2 No. 174 – 2018 Ed. 3	UL 2225 – 2013 Ed. 4
Installation Requirements		CEC 2018 Annex J18 – Rule J18-150	NEC 2020 (NFPA70) Section 501.10 (B)
Accredited Certification Agencies in North America		Canadian Standards Association (CSA)	Underwriters Laboratories (UL)
		QPS Evaluation Services (QPS)	FM Approvals (FM)
		-	Intertek (ETL)
		NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.
NOTE: Hazcon Inc. grants permission to reproduce this copyrighted material without limitation, subject to the inclusion of the following statement: The information in this table was assembled by Hazcon Inc., 2020, Toronto Ontario Canada.

NOTE - There are no protection techniques that can be implemented for the Cable Glands and Cable Connectors to get Zone 0 marking.

Equipment		Cable Glands and Cable Connectors
North America		CANADA	USA
Ordinary Location Standards		CSA C22.2 No. 18.3- 2012	UL 514B – 2012 Ed. 6

“Zone 1” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings	Flame-proof “db”	CSA C22.2 No.60079-0:2019 Ed. 4 CSA C22.2 No.60079-1:2016 Ed. 3 C22.2 No. 174 – 2018 Ed. 3	UL 60079-0:2019 Ed. 7 UL 60079-1:2015 Ed. 7 UL 2225 – 2013 Ed. 4
		Ex db IIC Gb	Class I, Zone 1, AEx db IIC Gb OR Zone 1, AEx db IIC Gb
	Increased Safety “eb”	CSA C22.2 No.60079-0:2019 Ed. 4 CSA C22.2 No.60079-7:2016 Ed. 2 C22.2 No. 174 – 2018 Ed. 3	UL 60079-0:2019 Ed. 7 UL 60079-7:2017 Ed. 5 UL 2225 – 2013 Ed. 4
		Ex eb IIC Gb	Class I, Zone 1, AEx eb IIC Gb OR Zone 1, AEx eb IIC Gb
Installation Requirements		CEC 2018 Section 18 – Rule 18-102	NEC 2020 (NFPA70) Section 505.15 (B)
Accredited Certification Agencies in North America		Canadian Standards Association (CSA)	Underwriters Laboratories (UL)
		QPS Evaluation Services (QPS)	FM Approvals (FM)
		-	Intertek (ETL)
		NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.
NOTE: Hazcon Inc. grants permission to reproduce this copyrighted material without limitation, subject to the inclusion of the following statement: The information in this table was assembled by Hazcon Inc., 2020, Toronto Ontario Canada.

Equipment		Cable Glands and Cable Connectors
North America		CANADA	USA
Ordinary Location Standards		CSA C22.2 No. 18.3- 2012	UL 514B – 2012 Ed. 6

“Zone 2” Hazardous Locations, Standards, Common Protection Technique, and Sample Markings	Increased Safety “ec”	CSA C22.2 No.60079-0:2019 Ed. 4 CSA C22.2 No.60079-7:2016 Ed. 2	UL 60079-0:2019 Ed. 7 UL 60079-7:2017 Ed. 5
		Ex ec IIC Gc	Class I, Zone 2, AEx ec IIC Gc OR Zone 2, AEx ec IIC Gc
Installation Requirements		CEC 2018 Section 18 – Rule 18-150	NEC 2020 (NFPA70) Section 505.15 (C)
Accredited Certification Agencies in North America		Canadian Standards Association (CSA)	Underwriters Laboratories (UL)
		QPS Evaluation Services (QPS)	FM Approvals (FM)
		-	Intertek (ETL)
		NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.
NOTE: Hazcon Inc. grants permission to reproduce this copyrighted material without limitation, subject to the inclusion of the following statement: The information in this table was assembled by Hazcon Inc., 2020, Toronto Ontario Canada.

Equipment

Circuit Breakers & Molded-Case Switches

North America

CANADA

USA

Ordinary Location Standards

C22.2 No. 5-2016 Ed. 4

UL 489 – 2016 Ed. 13

“Class I, Division 1” Hazardous Locations, Standards, Common Protection Technique, and Sample Markings

Class I, Division 1, Groups A, B, C, D; T4 (XP)

Installation Requirements

CEC 2018

Annex J18 - Rule J18-106

NEC 2020 (NFPA70)

Section 501.10 (A)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

NOTE - There are no protection techniques that can be implemented for Circuit Breakers & Molded-Case Switches for Class I, Division 2. The requirements of Class I, Division 1 apply.

NOTE - There are no protection techniques that can be implemented for Circuit Breakers & Molded-Case Switches for installation in Zone 0.

Equipment

Circuit Breakers & Molded-Case Switches

North America

CANADA

USA

Ordinary Location Standards

C22.2 No. 5-2016 Ed. 4

UL 489 – 2016 Ed. 13

“Zone 1” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Flame-proof “db”

Ex db IIC T4 Gb

Class I, Zone 1, AEx db IIC T4 Gb

Zone 1, AEx db IIC T4 Gb

Explosion proof “db” & Increased Safety “eb”

Ex db eb IIC T4 Gb

Class I, Zone 1, AEx db eb IIC T4 Gb

Zone 1, AEx db eb IIC T4 Gb

Installation Requirements

CEC 2018

Section 18 – Rule 18-102

NEC 2020 (NFPA70)

Section 505.15 (B)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

NOTE: Hazcon Inc. grants permission to reproduce this copyrighted material without limitation, subject to the inclusion of the following statement: The information in this table was assembled by Hazcon Inc., 2020, Toronto Ontario Canada.

NOTE - There are no protection techniques that can be implemented for Circuit Breakers & Molded-Case Switches for installation in Zone 2. The requirements of Zone 1 apply.

Equipment

Combustible and Toxic Gas Detectors

North America

CANADA

USA

Ordinary Location Standards

CSA C22.2 No. 152-1984 Ed. 2 (Performance requirement)

“Class I, Division 1” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Class I, Division 1, Groups A, B, C, D; T4 (XP)

Class I, Division 1, Groups A, B, C, D; T4; (Ex i) – Intrinsic Safety

Installation Requirements

Explosion Proof:

CEC 2018

Annex J18 - Rule J18-106

Explosion Proof:

NEC 2020 (NFPA70)

Section 501.10 (A)

Intrinsically safe installation:

CEC 2018

Annex J18 - Rule J18-064

Intrinsically safe installation:

NEC 2020 (NFPA70)

Section 504.10

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

Equipment

Combustible and Toxic Gas Detectors

North America

CANADA

USA

Ordinary Location Standards

CSA C22.2 No. 152-1984 Ed. 2 (Performance requirement)

“Class I, Division 2” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Class I, Division 2, Groups A, B, C, D; T4; (Ex i) – Intrinsic Safety

Class I, Division 2, Groups A, B, C, D; T4; Non-incendive

Installation Requirements

CEC 2018

Annex J18 – Rule J18-150

NEC 2020 (NFPA70)

Section 501.10 (B)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

Equipment

Combustible and Toxic Gas Detectors

North America

CANADA

USA

Ordinary Location Standards

CSA C22.2 No. 152-1984 Ed. 2 (Performance requirement)

“Zone 0” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Intrinsic Safety “i”

Ex ia IIC T4 Ga

Class I, Zone 0, AEx ia IIC T4 Ga

Zone 0, AEx ia IIC T4 Ga

Installation Requirements

CEC 2018

Section 18 – Rule 18-090

NEC 2020 (NFPA70)

Section 504-10

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Combustible and Toxic Gas Detectors

North America

CANADA

USA

Ordinary Location Standards

CSA C22.2 No. 152-1984 Ed. 2 (Performance requirement)

“Zone 1” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Flame-proof “db” &

Intrinsic Safety “ib”

Ex db ib IIC T4 Gb

Class I, Zone 1, AEx db ib IIC T4 Gb

Zone 1, AEx db ib IIC T4 Gb

Flame-proof “db” &

Intrinsic Safety “ia”

Ex db [ia Ga] IIC T4 Gb

Class I, Zone 1, AEx db [ia Ga] IIC T4 Gb

Zone 1, AEx db [ia Ga] IIC T4 Gb

Flame-proof “db”

Ex db IIC T4 Gb

Class I, Zone 1, AEx db IIC T4 Gb

Zone 1, AEx db IIC T4 Gb

Installation Requirements

CEC 2018

Section 18 – Rules 18-064 & 18-102

NEC 2020 (NFPA70)

Sections 504.10 505.15 (B)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Combustible and Toxic Gas Detectors

North America

CANADA

USA

Ordinary Location Standards

CSA C22.2 No. 152-1984 Ed. 2 (Performance requirement)

“Zone 2” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Increased Safety “ec”

Ex ec IIC T4 Gc

Class I, Zone 2, AEx ec IIC T4 Gc

Zone 2, AEx ec IIC T4 Gc

Intrinsic Safety “ic”

Ex ic IIC T4 Gc

Class I, Zone 2, AEx ic IIC T4 Gc

Zone 2, AEx ic IIC T4 Gc

Installation Requirements

CEC 2018

Section 18 – Rules 18-064 & 18-150

NEC 2020 (NFPA70)

Sections 504.10 & 505.15 (C)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Tablets & Cellphones

North America

CANADA

USA

Ordinary Location Standards

“Class I, Division 1” Hazardous Locations, Standards, Common Protection Technique, and Sample Markings

Class I, Division 1, Groups A, B, C, D; T4; (Ex i) – Intrinsic Safety

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

Equipment

Tablets & Cellphones

North America

CANADA

USA

Ordinary Location Standards

“Class I, Division 2” Hazardous Locations, Standards, Common Protection Technique, and Sample Markings

Class I, Division 2, Groups A, B, C, D; T4;

(Non-incendive and/or Non-arcing)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

Equipment

Tablets & Cellphones

North America

CANADA

USA

Ordinary Location Standards

“Zone 0” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Intrinsic Safety “ia”

Ex ia IIC T4 Ga

Class I, Zone 0, AEx ia IIC T4 Ga

Zone 0, AEx ia IIC T4 Ga

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Tablets & Cellphones

North America

CANADA

USA

Ordinary Location Standards

“Zone 1” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Intrinsic Safety “ib”

Ex ib IIC T4 Gb

Class I, Zone 1, AEx ib IIC T4 Gb

Zone 1, AEx ib IIC T4 Gb

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Tablets & Cellphones

North America

CANADA

USA

Ordinary Location Standards

“Zone 2” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Increased Safety “ec” & Intrinsic Safety “ic”

Ex ec ic IIC T4 Gc

Class I, Zone 2, AEx ec ic IIC T4 Gc

Zone 2, AEx ec ic IIC T4 Gc

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Electrically Operated Valves

North America

CANADA

USA

Ordinary Location Standards

“Class I, Division 1” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Class I, Division 1, Groups A, B, C, D; T4 (XP)

Installation Requirements

CEC 2018

Annex J18 - Rule J18-106

NEC 2020 (NFPA70)

Section 501.10 (A)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

Equipment

Electrically Operated Valves

North America

CANADA

USA

Ordinary Location Standards

“Class I, Division 2” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Class I, Division 2, Groups A, B, C, D; T4

Non-arcing & Non-incendive

Installation Requirements

CEC 2018

Annex J18 - Rule J18-150

NEC 2020 (NFPA70)

Section 501.10(B)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

Note: There are no protection techniques that can be implemented for Electrically Operated Valves for installation in Zone 0.

Equipment

Electrically Operated Valves

North America

CANADA

USA

Ordinary Location Standards

“Zone 1” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Flame-proof “db”

Ex db IIC T4 Gb

Class I, Zone 1, AEx db IIC T4 Gb

Zone 1, AEx db IIC T4 Gb

Flame-proof “db” &

Encapsulation “mb”

Ex db mb IIC T4 Gb

Class I, Zone 1, AEx db mb IIC T4 Gb

Zone 1, AEx db mb IIC T4 Gb

Installation Requirements

CEC 2018

Section 18 – Rules 18-102

NEC 2020 (NFPA70)

Section 505.15 (B)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Electrically operated Valves

North America

CANADA

USA

Ordinary Location Standards

“Zone 2” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Increased Safety “ec”

Ex ec IIC T4 Gc

Class I, Zone 2, AEx ec IIC T4 Gc

Zone 2, AEx ec IIC T4 Gc

Increased Safety “ec” &

Encapsulation “mc”

Ex ec mc IIC T4 Gc

Class I, Zone 2, AEx ec mc IIC T4 Gc

Zone 2, AEx ec mc IIC T4 Gc

Installation Requirements

CEC 2018

Section 18 – Rules 18-150

NEC 2020 (NFPA70)

Section 505.15 (C)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Fans and Blowers

North America

CANADA

USA

Ordinary Location Standards

“Class I, Division 1” Hazardous Locations, Standards, Common Protection Technique, and Sample Markings

Class I, Division 1, Groups A, B, C, D; T4 (XP)

Installation Requirements

CEC 2018

Annex J18 - Rule J18-106

NEC 2020 (NFPA70)

Section 501.10 (A)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

Equipment

Fans and Blowers

North America

CANADA

USA

Ordinary Location Standards

“Class I, Division 2” Hazardous Locations, Standards, Common Protection Technique, and Sample Markings

Class I, Division 2, Groups A, B, C, D; T4 (Non-arcing)

Installation Requirements

CEC 2018

Annex J18 - Rule J18-150

NEC 2020 (NFPA70)

Section 501.10 (B)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

NOTE - There are no protection techniques that can be implemented for Fans and Blowers for installation in Zone 0.

Equipment

Fans and Blowers

North America

CANADA

USA

Ordinary Location Standards

“Zone 1” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Flame-proof “db”

Ex db IIC T4 Gb

Class I, Zone 1, AEx db IIC T4 Gb

Zone 1, AEx db IIC T4 Gb

Installation Requirements

CEC 2018

Section 18 – Rules 18-102

NEC 2020 (NFPA70)

Section 505.15 (B)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Fans and Blowers

North America

CANADA

USA

Ordinary Location Standards

“Zone 2” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Increased Safety “ec”

Ex ec IIC T4 Gc

Class I, Zone 2, AEx ec IIC T4 Gc

Zone 2, AEx ec IIC T4 Gc

Non-Arcing “nA”

CSA C22.2 No. 60079-15: 2016 Ed. 4

UL 60079-15:2013 Ed. 4

Ex nA IIC T4 Gc

Class I, Zone 2, AEx nA IIC T4 Gc

Zone 2, AEx nA IIC T4 Gc

Installation Requirements

CEC 2018

Section 18 – Rules 18-150

NEC 2020 (NFPA70)

Section 505.15 (C)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Flashlights and Lanterns

North America

CANADA

USA

Ordinary Location Standards

“Class I, Division 1” Hazardous Locations, Standards, Common Protection Technique, and Sample Markings

Class I, Division 1, Groups A, B, C, D; T4; (Ex i) – Intrinsic Safety

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

Equipment

Flashlights and Lanterns

North America

CANADA

USA

Ordinary Location Standards

“Class I, Division 2” Hazardous Locations, Standards, Common Protection Technique, and Sample Markings

Class I, Division 2, Groups A, B, C, D; T4;

Non-arcing & Non-incendive

UL 783-2016 Ed. 6

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

Equipment

Flashlights and Lanterns

North America

CANADA

USA

Ordinary Location Standards

“Zone 0” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Intrinsic Safety “ia”

Ex ia IIC T4 Ga

Class I, Zone 0, AEx ia IIC T4 Ga

Zone 0, AEx ia IIC T4 Ga

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Flashlights and Lanterns

North America

CANADA

USA

Ordinary Location Standards

“Zone 1” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Intrinsic Safety “ib”

Ex ib IIC T4 Gb

Class I, Zone 1, AEx ib IIC T4 Gb

Zone 1, AEx ib IIC T4 Gb

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Flashlights and Lanterns

North America

CANADA

USA

Ordinary Location Standards

“Zone 2” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Intrinsic Safety “ic” &

Increased Safety “ec”

Ex ec ic IIC T4 Gc

Class I, Zone 2, AEx ec ic IIC T4 Gc

Zone 2, AEx ec ic IIC T4 Gc

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Flow Meters

North America

CANADA

USA

Ordinary Location Standards

“Class I, Division 1” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Class I, Division 1, Groups A, B, C, D; T4 (XP & IS)

Installation Requirements

CEC 2018

Annex J18 - Rule J18-106

NEC 2020 (NFPA70)

Section 501.10 (A)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

Equipment

Flow Meters

North America

CANADA

USA

Ordinary Location Standards

“Class I, Division 2” Hazardous Locations, Standards, Common Protection Technique, and Sample Markings

Class I, Division 2, Groups A, B, C, D; T4; Non-incendive & Non-arcing

Installation Requirements

CEC 2018

Annex J18 – Rule J18-150

NEC 2020 (NFPA70)

Section 501.10 (B)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

Equipment

Flow Meters

North America

CANADA

USA

Ordinary Location Standards

“Zone 0” Hazardous Locations, Standards, Common Protection Technique, and Sample Markings

Intrinsic Safety “ia”

Ex ia IIC T4 Ga

Class I, Zone 0, AEx ia IIC T4 Ga

Zone 0, AEx ia IIC T4 Ga

Installation Requirements

CEC 2018

Section 18 – Rule 18-090

NEC 2020 (NFPA70)

Section 504-10

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Flow Meters

North America

CANADA

USA

Ordinary Location Standards

“Zone 1” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Flame-proof “db”

Ex db IIC T4 Gb

Class I, Zone 1, AEx db IIC T4 Gb

Zone 1, AEx db IIC T4 Gb

Flame-proof “db” &

Intrinsic Safety “ib”

Ex db ib IIC T4 Gb

Class I, Zone 1, AEx db ib IIC T4 Gb

Zone 1, AEx db ib IIC T4 Gb

Flame-proof “db”

Intrinsic Safety “ia”

Ex db [ia Ga] IIC T4 Gb

Class I, Zone 1, AEx db [ia Ga] IIC T4 Gb

Zone 1, AEx db [ia Ga] IIC T4 Gb

Installation Requirements

CEC 2018

Section 18 – Rules 18-064 & 18-102

NEC 2020 (NFPA70)

Sections 504.10 & 505.15 (B)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Flow Meters

North America

CANADA

USA

Ordinary Location Standards

“Zone 2” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Increased Safety “ec”

Ex ec IIC T4 Gc

Class I, Zone 2, AEx ec IIC T4 Gc

Zone 2, AEx ec IIC T4 Gc

Intrinsic Safety “ic”

Ex ic IIC T4 Gc

Class I, Zone 2, AEx ic IIC T4 Gc

Zone 2, AEx ic IIC T4 Gc

Installation Requirements

CEC 2018

Section 18 –18-150

NEC 2020 (NFPA70)

Section 505.15 (C)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Gas Analyzer

North America

CANADA

USA

Ordinary Location Standards

“Class I, Division 1” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Class I, Division 1, Groups A, B, C, D; T4 with an IS output

Class I, Division 1, Groups A, B, C, D; T4 Purged & Pressurized (Type X or Y)

Class I, Division 1, Groups A, B, C, D; T4 Purged & Pressurized Type X or Y with an IS output

Installation Requirements

CEC 2018

Annex J18 - Rule J18-106

NEC 2020 (NFPA70)

Section 501.10 (A)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

Equipment

Gas Analyzer

North America

CANADA

USA

Ordinary Location Standards

“Class I, Division 2” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Class I, Division 2, Groups A, B, C, D; T4; (Ex i) – Non-incendive

Class I, Division 2, Groups A, B, C, D; T4; Purged & Pressurized Type Z

Class I, Division 2, Groups A, B, C, D; T4; Purged & Pressurized Type Z

With Non-incendive outputs

Installation Requirements

CEC 2018

Annex J18 – Rule J18-150

NEC 2020 (NFPA70)

Section 501.10 (B)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

NOTE - There are no protection techniques that can be implemented for Gas Analyzers for installation in Zone 0.

Equipment

Gas Analyzer

North America

CANADA

USA

Ordinary Location Standards

“Zone 1” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Flame-proof “db” &

Intrinsic Safety “ib”

Ex db ib IIC T4 Gb

Class I, Zone 1, AEx db ib IIC T4 Gb

Zone 1, AEx db ib IIC T4 Gb

Purged & Pressurized “pxb” & Flame-proof “db” & Intrinsic Safety “ib”

Ex db ib pxb IIC T4 Gb

Class I, Zone 1, AEx db ib pxb IIC T4 Gb

Zone 1, AEx db ib pxb IIC T4 Gb

Flame-proof “db” &

Intrinsic Safety “ia”

Ex db [ia Ga] T4 Gb

Class I, Zone 1, AEx db [ia Ga] IIC T4 Gb

Zone 1, AEx db [ia Ga] IIC T4 Gb

Installation Requirements

CEC 2018

Section 18 – Rules 18-064 & 18-102

NEC 2020 (NFPA70)

Sections 504.10 & 505.15 (B)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Gas Analyzer

North America

CANADA

USA

Ordinary Location Standards

“Zone 2” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Increased Safety “ec”

Ex ec IIC T4 Gc

Class I, Zone 2, AEx ec IIC T4 Gc

Zone 2, AEx ec IIC T4 Gc

Increased Safety “ec” &

Intrinsic Safety “ic”

Ex ec ic IIC T4 Gc

Class I, Zone 2, AEx ec ic IIC T4 Gc

Zone 2, AEx ec ic IIC T4 Gc

Purged & Pressurized “pzc”& Intrinsic Safety “ic”

Ex ic pzc IIC T4 Gc

Class I, Zone 2, AEx ic pzc IIC T4 Gc

Zone 2, AEx ic pzc IIC T4 Gc

Installation Requirements

CEC 2018

Section 18 – Rules 18-064 & 18-102

NEC 2020 (NFPA70)

Sections 504.10 & 505.15 (B)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Heating Devices (electric heaters, electric air heaters, electric hot-water or steam radiators, and electric hot plates)

North America

CANADA

USA

Ordinary Location Standards

“Class I, Division 1” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Class I, Division 1, Groups A, B, C, D; T4

(XP)

UL 823-2019 Ed. 9

Installation Requirements

CEC 2018

Annex J18 - Rule J18-106

NEC 2020 (NFPA70)

Section 501.10 (A)

Accredited Certification Agencies in North America

CSA C22.2 No. 46 – 2013 Ed. 9

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

Equipment

Heating Devices (electric heaters, electric air heaters, electric hot-water or steam radiators, and electric hot plates)

North America

CANADA

USA

Ordinary Location Standards

“Class I, Division 2” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Class I, Division 2, Groups A, B, C, D; T4

Non-arcing

UL 823-2019 Ed. 9

Installation Requirements

CEC 2018

Annex J18 – Rule J18-150

NEC 2020 (NFPA70)

Section 501.10 (B)

Accredited Certification Agencies in North America

CSA C22.2 No. 46 – 2013 Ed. 9

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

NOTE - There are no protection techniques that can be implemented for Heating Devices for installation in Zone 0.

Equipment

Resistance Heating Equipment

North America

CANADA

USA

Ordinary Location Standards

“Zone 1” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Flame-proof “db”

Ex db IIC T4 Gb

Class I, Zone 1, AEx db IIC T4 Gb

Zone 1, AEx db IIC T4 Gb

Increased Safety “eb”

Ex eb IIC T4 Gb

Class I, Zone 1, AEx eb IIC T4 Gb

Zone 1, AEx eb IIC T4 Gb

Installation Requirements

CEC 2018

Section 18 – Rule 18-102

NEC 2020 (NFPA70)

Section 505.15 (B)

Accredited Certification Agencies in North America

CSA C22.2 No. 46 – 2013 Ed. 9

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Resistance Heating Equipment

North America

CANADA

USA

Ordinary Location Standards

“Zone 1” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Increased Safety “ec”

Ex ec IIC T4 Gc

Class I, Zone 2, AEx ec IIC T4 Gc

Zone 2, AEx ec IIC T4 Gc

Installation Requirements

CEC 2018

Section 18 – Rules 18-150

NEC 2020 (NFPA70)

Section 505.15 (C)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Industrial Control Equipment

North America

CANADA

USA

Ordinary Location Standards

“Class I, Division 1” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Class I, Division 1, Groups A, B, C, D; T4

(XP)

Class I, Division 1, Groups A, B, C, D; T4; Type X Purge

Class I, Division 1, Groups A, B, C, D; T4; Type Y Purge

Installation Requirements

CEC 2018

Annex J18 - Rule J18-106

NEC 2020 (NFPA70)

Section 501.10 (A)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

Equipment

Industrial Control Equipment

North America

CANADA

USA

Ordinary Location Standards

“Class I, Division 2” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Class I, Division 2, Groups A, B, C, D; T4

Enclosed-break

Hermetically-sealed

Nonincendive

Non-sparking

Oil immersed

Class I, Division 2, Groups A, B, C, D; T4; Type Z Purge

Class I, Division 2, Groups A, B, C, D; T4; Type Z Purge with Non-incendive outputs

Installation Requirements

CEC 2018

Annex J18 - Rule J18-150

NEC 2020 (NFPA70)

Section 501.10 (B)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

NOTE - There are no protection techniques that can be implemented for Industrial Control Equipment for installation in Zone 0.

Equipment

Industrial Control Equipment

North America

CANADA

USA

Ordinary Location Standards

“Zone 1” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Flame-proof “db”

Ex db IIC T4 Gb

Class I, Zone 1, AEx db IIC T4 Gb

Zone 1, AEx db IIC T4 Gb

Flame-proof “db” &

Encapsulation “mb”

Ex db mb IIC T4 Gb

Class I, Zone 1, AEx db mb IIC T4 Gb

Zone 1, AEx db mb IIC T4 Gb

Purged & Pressurized “pxb” or “pyb”

Installation Requirements

CEC 2018

Section 18 – Rules 18-102

NEC 2020 (NFPA70)

Section 505.15 (B)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Industrial Control Equipment

North America

CANADA

USA

Ordinary Location Standards

“Zone 2” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Increased Safety “ec” &

Sealed Devices “nC”

Ex ec nC IIC T4 Gc

Class I, Zone 2, AEx ec nC IIC T4 Gc

Zone 2, AEx ec nC IIC T4 Gc

Encapsulation “mc”

Ex mc IIC T4 Gc

Class I, Zone 2, AEx mc IIC T4 Gc

Zone 2, AEx mc IIC T4 Gc

Purged & Pressurized “pzc”

Ex pzc IIC T4 Gc

Class I, Zone 2, AEx pzc IIC T4 Gc

Zone 2, AEx pzc IIC T4 Gc

Installation Requirements

CEC 2018

Section 18 – Rules 18-150

NEC 2020 (NFPA70)

Section 505.15 (C)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment		Junction Box & Empty Enclosures
North America		CANADA	USA
Ordinary Location Standards		CSA C22.2 No. 61010-1:2017 Ed. 3	UL 61010-1:2019 Ed. 3
Type Rating		CSA C22.2 No. 94.2- 2015 Ed. 2	UL 50E-2015 Ed. 2
“Class I, Division 1” Hazardous Locations, Standards, Common Protection Technique, and Sample Marking	Class I, Division 1, Groups A, B, C, D; (XP)	CSA C22.2 No. 30 – 2020 Ed. 4	UL 1203 -2013 Ed. 5
Installation Requirements		CEC 2018 Annex J18 - Rule J18-106	NEC 2020 (NFPA70) Section 501.10 (A)
Accredited Certification Agencies in North America		Canadian Standards Association (CSA)	Underwriters Laboratories (UL)
		QPS Evaluation Services (QPS)	FM Approvals (FM)
		-	Intertek (ETL)
		NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.
NOTE: Hazcon Inc. grants permission to reproduce this copyrighted material without limitation, subject to the inclusion of the following statement: The information in this table was assembled by Hazcon Inc., 2020, Toronto Ontario Canada.

NOTE - There are no protection techniques that can be implemented for Junction Box & Empty Enclosures for Class I, Division 2. General or special purpose enclosures complying with Standards CSA C22.2 No. 94.2 for Canada and UL 50E for the USA can be used.

NOTE - There are no protection techniques that can be implemented for Junction Box & Empty Enclosures for installation in Zone 0.

Equipment		Junction Box & Empty Enclosures
North America		CANADA	USA
Ordinary Location Standards		CSA C22.2 No. 61010-1:2017 Ed. 3	UL 61010-1:2019 Ed. 3
Type Rating		CSA C22.2 No. 94.2- 2015 Ed. 2	UL 50E-2015 Ed. 2

“Zone 1” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings	Flame-proof “db”	CSA C22.2 No.60079-0:2019 Ed. 4 CSA C22.2 No.60079-1:2016 Ed. 3	UL 60079-0:2019 Ed. 7 UL 60079-1:2015 Ed. 7
		Ex db IIC Gb	Class I, Zone 1, AEx db IIC Gb OR Zone 1, AEx db IIC Gb
	Increased Safety “eb”	CSA C22.2 No.60079-0:2019 Ed. 4 CSA C22.2 No.60079-7:2016 Ed. 2	UL 60079-0:2019 Ed. 7 UL 60079-7:2017 Ed. 5
		Ex eb IIC Gb	Class I, Zone 1, AEx eb IIC Gb OR Zone 1, AEx eb IIC Gb
Installation Requirements		CEC 2018 Section 18 –18-102	NEC 2020 (NFPA70) Section 505.15 (B)
Accredited Certification Agencies in North America		Canadian Standards Association (CSA)	Underwriters Laboratories (UL)
		QPS Evaluation Services (QPS)	FM Approvals (FM)
		-	Intertek (ETL)
		NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.
NOTE: Hazcon Inc. grants permission to reproduce this copyrighted material without limitation, subject to the inclusion of the following statement: The information in this table was assembled by Hazcon Inc., 2020, Toronto Ontario Canada.

Equipment		Industrial Control Equipment
North America		CANADA	USA
Ordinary Location Standards		CSA C22.2 No. 61010-1:2017 Ed. 3	UL 61010-1:2019 Ed. 3
Type Rating		CSA C22.2 No. 94.2- 2015 Ed. 2	UL 50E-2015 Ed. 2

“Zone 2” Hazardous Locations, Standards, Common Protection Techniques, and Sample Marking	Increased Safety “ec”	CSA C22.2 No.60079-0:2019 Ed. 4 CSA C22.2 No.60079-7:2016 Ed. 2	UL 60079-0:2019 Ed. 7 UL 60079-7:2017 Ed. 5
		Ex ec IIC Gc	Class I, Zone 2, AEx ec IIC Gc OR Zone 2, AEx ec IIC Gc
Installation Requirements		CEC 2018 Section 18 – Rules 18-150	NEC 2020 (NFPA70) Section 505.15 (C)
Accredited Certification Agencies in North America		Canadian Standards Association (CSA)	Underwriters Laboratories (UL)
		QPS Evaluation Services (QPS)	FM Approvals (FM)
		-	Intertek (ETL)
		NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.
NOTE: Hazcon Inc. grants permission to reproduce this copyrighted material without limitation, subject to the inclusion of the following statement: The information in this table was assembled by Hazcon Inc., 2020, Toronto Ontario Canada.

Equipment

Laboratory, Measurement, and Control Equipment

North America

CANADA

USA

Ordinary Location Standards

“Class I, Division 1” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Class I, Division 1, Groups A, B, C, D; T4 (XP)

Class I, Division 1, Groups A, B, C, D; T4; (Ex i) – Intrinsic Safety

Class I, Division 1, Groups A, B, C, D; T4 Purged & Pressurized (Type X or Y)

Installation Requirements

CEC 2018

Annex J18 - Rule J18-106

NEC 2020 (NFPA70)

Section 501.10 (A)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

Equipment

Laboratory, Measurement, and Control Equipment

North America

CANADA

USA

Ordinary Location Standards

“Class I, Division 2” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Class I, Division 2, Groups A, B, C, D; T4; Enclosed-break

Hermetically-sealed

Nonincendive

Non-sparking

Oil immersed

Sealed devices

Class I, Division 2, Groups A, B, C, D; T4; Purged & Pressurized Type Z

Installation Requirements

CEC 2018

Annex J18 - Rule J18-150

NEC 2020 (NFPA70)

Section 501.10 (B)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

Equipment

Laboratory, Measurement, and Control Equipment

North America

CANADA

USA

Ordinary Location Standards

“Zone 0” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Intrinsic Safety “ia”

Ex ia IIC T4 Ga

Class I, Zone 0, AEx ia IIC T4 Ga

Zone 0, AEx ia IIC T4 Ga

Intrinsic Safety “ia” &

Optical Radiation “op is”

CSA C22.2 No. 60079-28:2016 Ed. 2

UL 60079-28:2017 Ed. 2

Ex ia op is IIC T4 Ga

Class I, Zone 0, AEx ia op is IIC T4 Ga

Zone 0, AEx ia op is IIC T4 Ga

Installation Requirements

CEC 2018

Section 18 – Rules 18-064

NEC 2020 (NFPA70)

Section 504.10

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Laboratory, Measurement, and Control Equipment

North America

CANADA

USA

Ordinary Location Standards

“Zone 1” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Flame-proof “db”

Ex db IIC T4 Gb

Class I, Zone 1, AEx db IIC T4 Gb

Zone 1, AEx db IIC T4 Gb

Flame-proof “db” &

Intrinsic Safety “ib”

Ex db ib IIC T4 Gb

Class I, Zone 1, AEx db ib IIC T4 Gb

Zone 1, AEx db ib IIC T4 Gb

Flame-proof “db”

Intrinsic Safety “ia”

Ex db [ia Ga] T4 Gb

Class I, Zone 1, AEx db [ia Ga] IIC T4 Gb

Zone 1, AEx db [ia Ga] IIC T4 Gb

Installation Requirements

CEC 2018

Section 18 – Rules 18-064 & 18-102

NEC 2020 (NFPA70)

Section 504.10

Section 505.15 (B)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Laboratory, Measurement, and Control Equipment

North America

CANADA

USA

Ordinary Location Standards

“Zone 2” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Increased Safety “ec”

Ex ec IIC T4 Gc

Class I, Zone 2, AEx ec IIC T4 Gc

Zone 2, AEx ec IIC T4 Gc

Intrinsic Safety “ic”

Ex ic IIC T4 Gc

Class I, Zone 2, AEx ic IIC T4 Gc

Zone 2, AEx ic IIC T4 Gc

Increased Safety ‘ec’ & Intrinsic Safety ‘ic’ &

Sealed Device ‘nC’

Ex ec ic nC IIC T4 Gc

Class I, Zone 2, AEx ec ic nC IIC T4 Gc

Zone 2, AEx ec ic nC IIC T4 Gc

Installation Requirements

CEC 2018

Section 18 – Rules 18-064 & 18-150

NEC 2020 (NFPA70)

Section 504.10

Section 505.15 (C)

Accredited Certification Agencies in North America

CSA C22.2 No. 139-2019 Ed. 5

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Linear/ Rotary Actuators

North America

CANADA

USA

Ordinary Location Standards

UL 429-2013 Ed.7

“Class I, Division 1” Hazardous Locations, Standards, Common Protection Technique, and Sample Marking

Class I, Division 1, Groups A, B, C, D; T4 (XP)

Installation Requirements

CEC 2018

Annex J18 - Rule J18-106

NEC 2020 (NFPA70)

Section 501.10 (A)

Accredited Certification Agencies in North America

CSA C22.2 No. 139-2019 Ed. 5

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

Equipment

Linear/ Rotary Actuators

North America

CANADA

USA

Ordinary Location Standards

UL 429-2013 Ed.7

“Class I, Division 2” Hazardous Locations, Standards, Common Protection Techniques, and Sample Marking

Class I, Division 2, Groups A, B, C, D; T4; Non-arcing

Installation Requirements

CEC 2018

Annex J18 – Rule J18-150

NEC 2020 (NFPA70)

Section 501.10 (B)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

NOTE - There are no protection techniques that can be implemented for Linear/ Rotary Actuators for installation in Zone 0.

Equipment

Linear/ Rotary Actuators

North America

CANADA

USA

Ordinary Location Standards

“Zone 1” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Flame-proof “db”

Ex db IIC T4 Gb

Class I, Zone 1, AEx db IIC T4 Gb

Zone 1, AEx db IIC T4 Gb

Flame-proof “db” &

Encapsulation “mb”

Ex db mb IIC T4 Gb

Class I, Zone 1, AEx db mb IIC T4 Gb

Zone 1, AEx db mb IIC T4 Gb

Installation Requirements

CEC 2018

Section 18 – Rules 18-102

NEC 2020 (NFPA70)

Section 505.15 (B)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Linear/ Rotary Actuators

North America

CANADA

USA

Ordinary Location Standards

“Zone 2” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Increased Safety “ec”

Ex ec IIC T4 Gc

Class I, Zone 2, AEx ec IIC T4 Gc

Zone 2, AEx ec IIC T4 Gc

Installation Requirements

CEC 2018

Section 18 – Rules 18-150

NEC 2020 (NFPA70)

Section 505.15 (C)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Luminaires (Fixed, Portable, Emergency Exit)

North America

CANADA

USA

Ordinary Location Standards

CSA C22.2 No. 141-2015 Ed. 4 (Emergency Lighting equipment)

CSA C22.2 No. 137-2018 Ed. 2

“Class I, Division 1” Hazardous Locations, Standards, Common Protection Techniques, and Sample Marking

Class I, Division 1, Groups A, B, C, D; T4 (XP)

UL 844-2019 Ed. 13

Installation Requirements

CEC 2018

Annex J18 - Rule J18-106

NEC 2020 (NFPA70)

Section 501.10 (A)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

Equipment

Luminaires (Fixed, Portable, Emergency Exit)

North America

CANADA

USA

Ordinary Location Standards

CSA C22.2 No. 141-2015 Ed. 4 (Emergency Lighting equipment)

CSA C22.2 No. 137-2018 Ed. 2

“Class I, Division 2” Hazardous Locations, Standards, Common Protection Techniques, and Sample Marking

Class I, Division 2, Groups A, B, C, D; T4

Non-arcing & Non-incendive

UL 844-2019 Ed. 13

Installation Requirements

CEC 2018

Annex J18 - Rule J18-106

NEC 2020 (NFPA70)

Section 501.10 (A)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

NOTE - There are no protection techniques that can be implemented for Luminaires (Fixed, Portable, Emergency Exit) for installation in Zone 0.

Equipment

Luminaires (Fixed, Portable, Emergency Exit)

North America

CANADA

USA

Ordinary Location Standards

CSA C22.2 No. 141-2015 Ed. 4 (Emergency Lighting equipment)

“Zone 1” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Flame-proof “db”

Ex db IIC T4 Gb

Class I, Zone 1, AEx db IIC T4 Gb

Zone 1, AEx db IIC T4 Gb

Flame-proof “db” &

Encapsulation “mb”

Ex db mb IIC T4 Gb

Class I, Zone 1, AEx db mb IIC T4 Gb

Zone 1, AEx db mb IIC T4 Gb

Explosion proof “db” & Increased Safety “eb”

Ex db eb IIC T4 Gb

Class I, Zone 1, AEx db eb IIC T4 Gb

Zone 1, AEx db eb IIC T4 Gb

Flame-proof “db” &

Encapsulation “mb” &

Increased Safety “eb”

Ex eb db mb IIC T4 Gb

Class I, Zone 1, AEx eb db mb IIC T4 Gb

Zone 1, AEx eb db mb IIC T4 Gb

Installation Requirements

CEC 2018

Section 18 – Rule 18-102

NEC 2020 (NFPA70)

Section 505.15 (B)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Luminaires (Fixed, Portable, Emergency Exit)

North America

CANADA

USA

Ordinary Location Standards

CSA C22.2 No. 141-2015 Ed. 4 (Emergency Lighting equipment)

“Zone 2” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Increased Safety “ec”

Ex ec IIC T4 Gc

Class I, Zone 2, AEx ec IIC T4 Gc

Zone 2, AEx ec IIC T4 Gc

Increased Safety “ec” &

Encapsulation “mc”

Ex ec mc IIC T4 Gc

Class I, Zone 2, AEx ec mc IIC T4 Gc

Zone 2, AEx ec mc IIC T4 Gc

Installation Requirements

CEC 2018

Section 18 – Rules 18-150

NEC 2020 (NFPA70)

Section 505.15 (C)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Luminaires (Fixed, Portable, Emergency Exit)

North America

CANADA

USA

Ordinary Location Standards

CSA C22.2 No. 141-2015 Ed. 4 (Emergency Lighting equipment)

“Zone 2” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Increased Safety “ec”

Ex ec IIC T4 Gc

Class I, Zone 2, AEx ec IIC T4 Gc

Zone 2, AEx ec IIC T4 Gc

Increased Safety “ec” &

Encapsulation “mc”

Ex ec mc IIC T4 Gc

Class I, Zone 2, AEx ec mc IIC T4 Gc

Zone 2, AEx ec mc IIC T4 Gc

Installation Requirements

CEC 2018

Section 18 – Rules 18-150

NEC 2020 (NFPA70)

Section 505.15 (C)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Measuring Equipment and Data Recording System

North America

CANADA

USA

Ordinary Location Standards

“Class I, Division 2” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Class I, Division 2, Groups A, B, C, D; T4

Enclosed-break

Hermetically-sealed

Nonincendive

Non-sparking

Sealed devices

Class I, Division 2, Groups A, B, C, D; T4

Purged & Pressurized, Type Z

Installation Requirements

CEC 2018

Annex J18 – Rule J18-150

NEC 2020 (NFPA70)

Section 501.10 (B)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

Equipment

Measuring Equipment and Data Recording System

North America

CANADA

USA

Ordinary Location Standards

“Zone 0” Hazardous Locations, Standards, Common Protection Techniques, and Sample Marking

Intrinsic Safety “ia”

Ex ia IIC T4 Ga

Class I, Zone 0, AEx ia IIC T4 Ga

Zone 0, AEx ia IIC T4 Ga

Installation Requirements

CEC 2018

Section 18 – Rule 18-090

NEC 2020 (NFPA70)

Section 504-10

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Measuring Equipment and Data Recording System

North America

CANADA

USA

Ordinary Location Standards

“Zone 1” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Flame-proof “db” &

Intrinsic Safety “ib”

Ex db ib IIC T4 Gb

Class I, Zone 1, AEx db ib IIC T4 Gb

Zone 1, AEx db ib IIC T4 Gb

Flame-proof “db” &

Intrinsic Safety “ia”

Ex db [ia Ga] IIC T4 Gb

Class I, Zone 1, AEx db [ia Ga] IIC T4 Gb

Zone 1, AEx db [ia Ga] IIC T4 Gb

Flame-proof “db”

Ex db IIC T4 Gb

Class I, Zone 1, AEx db IIC T4 Gb

Zone 1, AEx db IIC T4 Gb

Increased Safety “eb” &

Intrinsic Safety “ib”

Encapsulation “mb”

Ex eb mb ib IIC T4 Gb

Class I, Zone 1, AEx eb mb ib IIC T4 Gb

Zone 1, AEx eb mb ib IIC T4 Gb

Installation Requirements

CEC 2018

Section 18 – Rules 18-102

NEC 2020 (NFPA70)

Section 505.15 (B)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Measuring Equipment and Data Recording System

North America

CANADA

USA

Ordinary Location Standards

“Zone 2” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Increased Safety “ec”

Ex ec IIC T4 Gc

Class I, Zone 2, AEx ec IIC T4 Gc

Zone 2, AEx ec IIC T4 Gc

Increased Safety “ec” &

Encapsulation “mc”

Ex ec mc IIC T4 Gc

Class I, Zone 2, AEx ec mc IIC T4 Gc

Zone 2, AEx ec mc IIC T4 Gc

Intrinsic Safety “ic”

Increased Safety “ec”

Ex ec ic IIC T4 Gc

Class I, Zone 2, AEx ec ic IIC T4 Gc

Zone 2, AEx ec ic IIC T4 Gc

Installation Requirements

CEC 2018

Section 18 – Rules 18-150

NEC 2020 (NFPA70)

Section 505.15 (C)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Motor Controller & Auxiliary Devices

North America

CANADA

USA

Ordinary Location Standards

“Class I, Division 1” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Class I, Division 1, Groups A, B, C, D; T4 (XP)

Class I, Division 1, Groups A, B, C, D; T4; Type X Purge

Class I, Division 1, Groups A, B, C, D; T4; Type Y Purge

Installation Requirements

CEC 2018

Annex J18 - Rule J18-106

NEC 2020 (NFPA70)

Section 501.10 (A)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

Equipment

Motor Controller & Auxiliary Devices

North America

CANADA

USA

Ordinary Location Standards

“Class I, Division 2” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Class I, Division 2, Groups A, B, C, D; T4

Enclosed-break

Hermetically-sealed

Non-incendive

Oil immersed

Sealed devices

Class I, Division 2, Groups A, B, C, D; T4; Type Z Purge

Installation Requirements

CEC 2018

Annex J18 - Rule J18-150

NEC 2020 (NFPA70)

Section 501.10 (B)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

NOTE - There are no protection techniques that can be implemented for Motor Controller & Auxiliary Devices for installation in Zone 0.

Equipment

Motor Controller & Auxiliary Devices

North America

CANADA

USA

Ordinary Location Standards

“Zone 1” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Flame-proof “db”

Ex db IIC T4 Gb

Class I, Zone 1, AEx db IIC T4 Gb

Zone 1, AEx db IIC T4 Gb

Explosion proof “db”

Increased Safety “eb”

Ex db eb IIC T4 Gb

Class I, Zone 1, AEx db eb IIC T4 Gb

Zone 1, AEx db eb IIC T4 Gb

Purged & Pressurized “pxb” & “pyb”

Ex pxb IIC T4 Gb

Ex pyb IIC T4 Gb

Class I, Zone 1, AEx pxb IIC T4 Gb

Class I, Zone 1, AEx pyb IIC T4 Gb

Zone 1, AEx pxb IIC T4 Gb

Zone 1, AEx pyb IIC T4 Gb

Installation Requirements

CEC 2018

Section 18 – Rule 18-102

NEC 2020 (NFPA70)

Section 505.15 (B)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Motor Controller & Auxiliary Devices

North America

CANADA

USA

Ordinary Location Standards

“Zone 2” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Increased Safety “ec”

Intrinsic Safety “ic”

Ex ec ic IIC T4 Gc

Class I, Zone 2, AEx ec ic IIC T4 Gc

Zone 2, AEx ec ic IIC T4 Gc

Purged & Pressurized “pzc”

Intrinsic Safety “ic”

Ex ic pzc IIC T4 Gc

Class I, Zone 2, AEx ic pzc IIC T4 Gc

Zone 2, AEx ic pzc IIC T4 Gc

Installation Requirements

CEC 2018

Section 18 – Rules 18-064 & 18-150

NEC 2020 (NFPA70)

Sections 504.10 & 505.15 (C)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Panelboards

North America

CANADA

USA

Ordinary Location Standards

“Class I, Division 1” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Class I, Division 1, Groups A, B, C, D; T4 w

Class I, Division 1, Groups A, B, C, D; T4 Purged & Pressurized (Type X or Y)

Installation Requirements

CEC 2018

Annex J18 - Rule J18-106

NEC 2020 (NFPA70)

Section 501.10 (A)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

Equipment

Panelboards

North America

CANADA

USA

Ordinary Location Standards

“Class I, Division 2” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Class I, Division 1, Groups A, B, C, D; T4 (XP)

Note: Protection technique used for Class I, Division 1 can be implemented for Panelboards to be installed in a Division 2 area.

Class I, Division 2, Groups A, B, C, D; T4 Purged & Pressurized Type Z

Installation Requirements

CEC 2018

Annex J18 - Rule J18-106

NEC 2020 (NFPA70)

Section 501.10 (A)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

NOTE - There are no protection techniques that can be implemented for Panelboards for installation in Zone 0.

Equipment

Panelboards

North America

CANADA

USA

Ordinary Location Standards

“Zone 1” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Flame-proof “db”

Ex db IIC T4 Gb

Class I, Zone 1, AEx db IIC T4 Gb

Zone 1, AEx db IIC T4 Gb

Explosion proof “db”

Increased Safety “eb”

Ex db eb IIC T4 Gb

Class I, Zone 1, AEx db eb IIC T4 Gb

Zone 1, AEx db eb IIC T4 Gb

Purged & Pressurized “pxb” and/or “pyb”

Ex pxb IIC T4 Gb

Ex pyb IIC T4 Gb

Class I, Zone 1, AEx pxb IIC T4 Gb

Class I, Zone 1, AEx pyb IIC T4 Gb

Zone 1, AEx pxb IIC T4 Gb

Zone 1, AEx pyb IIC T4 Gb

Installation Requirements

CEC 2018

Section 18 – Rule 18-102

NEC 2020 (NFPA70)

Section 505.15 (B)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Panelboards

North America

CANADA

USA

Ordinary Location Standards

“Zone 2” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Flame-Proof “db”

Increased Safety “ec”

Ex db ec IIC T4 Gc

Class I, Zone 1, AEx db ec IIC T4 Gc

Zone 1, AEx db ec IIC T4 Gc

Purged & Pressurized “pzc”

Ex pzc IIC T4 Gc

Class I, Zone 2, AEx pzc IIC T4 Gc

Zone 2, AEx pzc IIC T4 Gc

Installation Requirements

CEC 2018

Section 18 – Rule 18-102

NEC 2020 (NFPA70)

Section 505.15 (C)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Panel PC/ Industrial Computer/ LCD Panel Computer

North America

CANADA

USA

Ordinary Location Standards

“Class I, Division 1” Hazardous Locations, Standards, Common Protection Technique, and Sample Marking

Note: There are no unique protection techniques that can be implemented for Panel PC/ Industrial Computer/ LCD Panel Computer to get Class I, division 1 marking. Panel PC/ Industrial Computer/ LCD Panel Computer need to be installed in an explosion proof enclosure or pressurized equipment.

Installation Requirements

CEC 2018

Annex J18 - Rule J18-106

NEC 2020 (NFPA70)

Section 501.10 (A)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

Equipment

Panel PC/ Industrial Computer/ LCD Panel Computer

North America

CANADA

USA

Ordinary Location Standards

“Class I, Division 2” Hazardous Locations, Standards, Common Protection Technique, and Sample Markings

Class I, Division 2, Groups A, B, C, D; T4; Purged & Pressurized Type Z

Class I, Division 2, Groups A, B, C, D; T4

Hermetically-sealed

Nonincendive

Non-sparking

Installation Requirements

CEC 2018

Annex J18 - Rule J18-106

NEC 2020 (NFPA70)

Section 501.10 (B)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

NOTE - There are no protection techniques that can be implemented for Panel PC/ Industrial Computers/ LCD Panel Computers for installation in Zone 0.

Equipment

Panel PC/ Industrial Computer/ LCD Panel Computer

North America

CANADA

USA

Ordinary Location Standards

“Zone 1” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Note: There are no unique protection techniques that can be implemented for Panel PC/ Industrial Computer/ LCD Panel Computer to get Zone 1 marking. Panel PC/ Industrial Computer/ LCD Panel Computer need to be installed in an explosion proof enclosure or pressurized equipment.

Installation Requirements

CEC 2018

Section 18 – 18-102

NEC 2020 (NFPA70)

Section 505.15 (B)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Panel PC/ Industrial Computer/ LCD Panel Computer

North America

CANADA

USA

Ordinary Location Standards

“Zone 2” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Increased Safety “ec”

Intrinsic Safety “ic”

Ex ec ic IIC T4 Gc

Class I, Zone 2, AEx ec ic IIC T4 Gc

Zone 2, AEx ec ic IIC T4 Gc

Purged & Pressurized “pzc”

Ex pzc IIC T4 Gc

Class I, Zone 2, AEx pzc IIC T4 Gc

Zone 2, AEx pzc IIC T4 Gc

Installation Requirements

CEC 2018

Section 18 – 18-150

NEC 2020 (NFPA70)

Section 505.15 (C)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Power Supply, DC/DC Convertor, Switch Mode Power Supply

North America

CANADA

USA

Ordinary Location Standards

“Class I, Division 1” Hazardous Locations, Standards, Common Protection Technique, and Sample Markings

Class I, Division 1, Groups A, B, C, D; T4

Note: These equipment need to be installed in an explosion proof enclosure or pressurized equipment.

Installation Requirements

CEC 2018

Annex J18 - Rule J18-106

NEC 2020 (NFPA70)

Section 501.10 (A)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

Equipment

Power supply, DC/DC Convertor, Switch Mode Power Supply

North America

CANADA

USA

Ordinary Location Standards

“Class I, Division 2” Hazardous Locations, Standards, Common Protection Technique, and Sample Markings

Class I, Division 2, Groups A, B, C, D; T4

Hermetically-sealed

Nonincendive

Non-sparking

Installation Requirements

CEC 2018

Annex J18 - Rule J18-150

NEC 2020 (NFPA70)

Section 501.10 (B)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

NOTE - There are no protection techniques that can be implemented for Power supply, DC/DC convertor, Switch Mode Power Supply for installation in Zone 0.

Equipment

Power supply, DC/DC Convertor, Switch Mode Power Supply

North America

CANADA

USA

Ordinary Location Standards

“Zone 1” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Flame-proof “db”

Ex db IIC T4 Gb

Class I, Zone 1, AEx db IIC T4 Gb

Zone 1, AEx db IIC T4 Gb

Installation Requirements

CEC 2018

Section 18 – 18-102

NEC 2020 (NFPA70)

Section 505.15 (B)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Power supply, DC/DC Convertor, Switch Mode Power Supply

North America

CANADA

USA

Ordinary Location Standards

“Zone 2” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Increased Safety “ec”

Intrinsic Safety “ic”

Ex ec ic IIC T4 Gc

Class I, Zone 2, AEx ec ic IIC T4 Gc

Zone 2, AEx ec ic IIC T4 Gc

Increased Safety ‘ec’

Sealed Device ‘nC’

Ex ec nC IIC T4 Gc

Class I, Zone 2, AEx ec nC IIC T4 Gc

Zone 2, AEx ec nC IIC T4 Gc

Installation Requirements

CEC 2018

Section 18 – 18-150

NEC 2020 (NFPA70)

Section 505.15 (C)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Process Control Equipment

North America

CANADA

USA

Ordinary Location Standards

“Class I, Division 1” Hazardous Locations, Standards, Common Protection Technique, and Sample Markings

Class I, Division 1, Groups A, B, C, D; T4 (XP)

Class I, Division 1, Groups A, B, C, D; T4 (Ex ia)

Class I, Division 1, Groups A, B, C, D; T4 (XP with IS outputs)

Installation Requirements

CEC 2018

Annex J18 - Rule J18-106

NEC 2020 (NFPA70)

Section 501.10 (A)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

Equipment

Process Control Equipment

North America

CANADA

USA

Ordinary Location Standards

“Class I, Division 2” Hazardous Locations, Standards, Common Protection Technique, and Sample Markings

Class I, Division 2, Groups A, B, C, D; T4

Hermetically-sealed

Nonincendive

Non-sparking

Installation Requirements

CEC 2018

Annex J18 - Rule J18-150

NEC 2020 (NFPA70)

Section 501.10 (B)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

Equipment

Process Control Equipment

North America

CANADA

USA

Ordinary Location Standards

“Zone 1” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Intrinsic Safety “ia”

Ex ia IIC T4 Ga

Class I, Zone 0, AEx ia IIC T4 Ga

Zone 0, AEx ia IIC T4 Ga

Installation Requirements

CEC 2018

Section 18 – Rules 18-102

NEC 2020 (NFPA70)

Section 505.15 (B)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Process Control Equipment

North America

CANADA

USA

Ordinary Location Standards

“Zone 1” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Flame-proof “db”

Intrinsic Safety “ib”

Ex db ib IIC T4 Gb

Class I, Zone 1, AEx db ib IIC T4 Gb

Zone 1, AEx db ib IIC T4 Gb

Flame-proof “db”

Intrinsic Safety “ia”

Ex db [ia Ga] IIC T4 Gb

Class I, Zone 1, AEx db [ia Ga] IIC T4 Gb

Zone 1, AEx db [ia Ga] IIC T4 Gb

Flame-proof “db”

Ex db IIC T4 Gb

Class I, Zone 1, AEx db IIC T4 Gb

Zone 1, AEx db IIC T4 Gb

Increased Safety “eb”

Intrinsic Safety “ib”

Encapsulation “mb”

Ex eb mb ib IIC T4 Gb

Class I, Zone 1, AEx eb mb ib IIC T4 Gb

Zone 1, AEx eb mb ib IIC T4 Gb

Intrinsic Safety “ib”

Encapsulation “mb”

Ex mb ib IIC T4 Gb

Class I, Zone 1, AEx mb ib IIC T4 Gb

Zone 1, AEx mb ib IIC T4 Gb

Installation Requirements

CEC 2018

Section 18 – Rules 18-102

NEC 2020 (NFPA70)

Section 505.15 (B)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Process Control Equipment

North America

CANADA

USA

Ordinary Location Standards

“Zone 2” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Increased Safety “ec”

Encapsulation “mc”

Ex ec mc IIC T4 Gc

Class I, Zone 2, AEx ec mc IIC T4 Gc

Zone 2, AEx ec mc IIC T4 Gc

Increased Safety “ec”

Ex ec IIC T4 Gc

Class I, Zone 2, AEx ec IIC T4 Gc

Zone 2, AEx ec IIC T4 Gc

Intrinsic Safety “ic”

Increased safety “ec”

Sealed Devices “nC”

Ex ec ic nC IIC T4 Gc

Class I, Zone 2, AEx ec ic nC IIC T4 Gc

Zone 2, AEx ec ic nC IIC T4 Gc

Installation Requirements

CEC 2018

Section 18 – Rules 18-150

NEC 2020 (NFPA70)

Section 505.15 (C)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Safety Barriers

North America

CANADA

USA

Ordinary Location Standards

“Class I, Division 1” Hazardous Locations, Standards, Common Protection Technique, and Sample Markings

“ASSOCIATED EQUIPMENT”

“ASSOCIATED APPARATUS,”

The symbol “[Ex ia]”

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Equipment

Safety Barriers

North America

CANADA

USA

Ordinary Location Standards

“Class I, Division 2” Hazardous Locations, Standards, Common Protection Technique, and Sample Markings

“ASSOCIATED EQUIPMENT”

Class I, Division 2, Groups A, B, C, D; T4 with IS Outputs

Installation Requirements

CEC 2018

Annex J18 - Rule J18-150

NEC 2020 (NFPA70)

Section 501.10 (B)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

NOTE - There are no protection techniques that can be implemented for Safety Barriers for installation in Zone 0.

Equipment

Safety Barriers

North America

CANADA

USA

Ordinary Location Standards

“Zone 0 and 1” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Intrinsic safety “i”

Associated Apparatus for installation in a safe area with IS outputs for Zones 0 and 1.

Note: Not allowed to be installed in Zone 1 unless another protection technique is used (e.g. by installation inside an explosion proof enclosure).

[Ex ia Ga] IIC

[Ex ib Gb] IIC

[Ex ia Ga] IIC

[Ex ib Gb] IIC

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Equipment

Safety Barriers

North America

CANADA

USA

Ordinary Location Standards

“Zone 2” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Increased Safety “ec”

Intrinsic Safety “ic”

Ex ec [ia Ga] IIC T4 Gc

Class I, Zone 2, AEx ec [ia Ga] IIC T4 Gc

Zone 2, AEx ec [ia Ga] IIC T4 Gc

Increased Safety “ec”

Intrinsic Safety “ic”

Ex ec ic IIC T4 Gc

Class I, Zone 2, AEx ec ic IIC T4 Gc

Zone 2, AEx ec ic IIC T4 Gc

Installation Requirements

CEC 2018

Section 18 – Rules 18-150

NEC 2020 (NFPA70)

Section 505.15 (C)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Electrical Sensors (e.g. Acceleration, Pressure, Temperature, Leakage, Proximity, Density, Ultrasonic, Motion, Vibration, Moisture, Tension, Torque)

North America

CANADA

USA

Ordinary Location Standards

“Class I, Division 1” Hazardous Locations, Standards, Common Protection Technique, and Sample Markings

Class I, Division 1, Groups A, B, C, D; T4

Installation Requirements

CEC 2018

Annex J18 - Rule J18-106

NEC 2020 (NFPA70)

Section 501.10 (A)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

Equipment

Electrical Sensors (e.g. Acceleration, Pressure, Temperature, Leakage, Proximity, Density, Ultrasonic, Motion, Vibration, Moisture, Tension, Torque)

North America

CANADA

USA

Ordinary Location Standards

“Class I, Division 2” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Class I, Division 2, Groups A, B, C, D; T4

Hermetically-sealed

Nonincendive

Non-sparking

Sealed devices

Installation Requirements

CEC 2018

Annex J18 – Rule J18-150

NEC 2020 (NFPA70)

Section 501.10 (B)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

Equipment

Electrical Sensors (e.g. Acceleration, Pressure, Temperature, Leakage, Proximity, Density, Ultrasonic, Motion, Vibration, Moisture, Tension, Torque)

North America

CANADA

USA

Ordinary Location Standards

“Zone 0” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Intrinsic Safety “ia”

Ex ia IIC T4 Ga

Class I, Zone 0, AEx ia IIC T4 Ga

Zone 0, AEx ia IIC T4 Ga

Installation Requirements

CEC 2018

Section 18 – Rule 18-090

NEC 2020 (NFPA70)

Section 504-10

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Electrical Sensors (e.g. Acceleration, Pressure, Temperature, Leakage, Proximity, Density, Ultrasonic, Motion, Vibration, Moisture, Tension, Torque)

North America

CANADA

USA

Ordinary Location Standards

“Zone 1” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Flame-proof “db”

Intrinsic Safety “ib”

Ex db ib IIC T4 Gb

Class I, Zone 1, AEx db ib IIC T4 Gb

Zone 1, AEx db ib IIC T4 Gb

Flame-proof “db”

Intrinsic Safety “ia”

Ex db [ia Ga] IIC T4 Gb

Class I, Zone 1, AEx db [ia Ga] IIC T4 Gb

Zone 1, AEx db [ia Ga] IIC T4 Gb

Increased Safety “eb”

Encapsulation “mb”

Ex eb mb IIC T4 Gb

Class I, Zone 1, AEx eb mb IIC T4 Gb

Zone 1, AEx eb mb IIC T4 Gb

Flame-proof “db”

Ex db IIC T4 Gb

Class I, Zone 1, AEx db IIC T4 Gb

Zone 1, AEx db IIC T4 Gb

Installation Requirements

CEC 2018

Section 18 – Rules 18-102

NEC 2020 (NFPA70)

Section 505.15 (B)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Electrical Sensors (e.g. Acceleration, Pressure, Temperature, Leakage, Proximity, Density, Ultrasonic, Motion, Vibration, Moisture, Tension, Torque)

North America

CANADA

USA

Ordinary Location Standards

“Zone 2” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Intrinsic Safety “ic”

Increased safety “ec”

Ex ec ic IIC T4 Gc

Class I, Zone 2, AEx ec ic IIC T4 Gc

Zone 2, AEx ec ic IIC T4 Gc

Increased Safety “ec”

Ex ec IIC T4 Gc

Class I, Zone 2, AEx ec IIC T4 Gc

Zone 2, AEx ec IIC T4 Gc

Increased Safety “ec”

Encapsulation “mc”

Ex ec mc IIC T4 Gc

Class I, Zone 2, AEx ec mc IIC T4 Gc

Zone 2, AEx ec mc IIC T4 Gc

Installation Requirements

CEC 2018

Section 18 – Rules 18-150

NEC 2020 (NFPA70)

Section 505.15 (C)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Surge Protectors

North America

CANADA

USA

Ordinary Location Standards

“Class I, Division 1” Hazardous Locations, Standards, Common Protection Technique, and Sample Markings

Class I, Division 1, Groups A, B, C, D; T4

(Intrinsic Safety)

Installation Requirements

CEC 2018

Annex J18 - Rule J18-106

NEC 2020 (NFPA70)

Section 501.10 (A)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

Equipment

Surge Protectors

North America

CANADA

USA

Ordinary Location Standards

“Class I, Division 2” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Class I, Division 2, Groups A, B, C, D; T4

Nonincendive and/or

Non-sparking

Installation Requirements

CEC 2018

Annex J18 – Rule J18-150

NEC 2020 (NFPA70)

Section 501.10 (B)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

NOTE - There are no protection techniques that can be implemented for Surge Protectors for installation in Zone 0.

Equipment

Surge Protectors

North America

CANADA

USA

Ordinary Location Standards

“Zone 1” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Flame-proof “db”

Ex db IIC T4 Gb

Class I, Zone 1, AEx db IIC T4 Gb

Zone 1, AEx db IIC T4 Gb

Increased Safety “eb”

Encapsulation “mb”

Ex eb mb IIC T4 Gb

Class I, Zone 1, AEx eb mb IIC T4 Gb

Zone 1, AEx eb mb IIC T4 Gb

Installation Requirements

CEC 2018

Section 18 – Rule 18-102

NEC 2020 (NFPA70)

Section 505.15 (B)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Surge Protectors

North America

CANADA

USA

Ordinary Location Standards

“Zone 2” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Increased Safety “ec”

Ex ec IIC T4 Gc

Class I, Zone 2, AEx ec IIC T4 Gc

Zone 2, AEx ec IIC T4 Gc

Increased Safety “ec”

Encapsulation “mc”

Ex ec mc IIC T4 Gc

Class I, Zone 2, AEx ec mc IIC T4 Gc

Zone 2, AEx ec mc IIC T4 Gc

Installation Requirements

CEC 2018

Section 18 – Rules 18-150

NEC 2020 (NFPA70)

Section 505.15 (C)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Switches (Pressure & Magnetic Types)

North America

CANADA

USA

Ordinary Location Standards

CSA C22.2 No. 55-2015 Ed. 4

UL 20-2018 Ed. 14

“Class I, Division 1” Hazardous Locations, Standards, Common Protection Technique, and Sample Markings

Class I, Division 1, Groups A, B, C, D; T4 (XP)

Installation Requirements

CEC 2018

Annex J18 - Rule J18-106

NEC 2020 (NFPA70)

Section 501.10 (A)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

NOTE - There are no protection techniques that can be implemented for Switches (Pressure & Magnetic Types) for installation in Class I, Division 2. They must be installed inside an explosion proof or pressurized enclosure.

Equipment

Switches (Pressure & Magnetic Types)

North America

CANADA

USA

Ordinary Location Standards

CSA C22.2 No. 55-2015 Ed. 4

UL 20-2018 Ed. 14

“Zone 0” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Intrinsic Safety “ia”

Ex ia IIC T4 Ga

Class I, Zone 0, AEx ia IIC T4 Ga

Zone 0, AEx ia IIC T4 Ga

Installation Requirements

CEC 2018

Section 18 – Rule 18-090

NEC 2020 (NFPA70)

Section 504-10

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Switches (Pressure & Magnetic Types)

North America

CANADA

USA

Ordinary Location Standards

CSA C22.2 No. 55-2015 Ed. 4

UL 20-2018 Ed. 14

“Zone 1” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Flame-proof “db”

Ex db IIC T4 Gb

Class I, Zone 1, AEx db IIC T4 Gb

Zone 1, AEx db IIC T4 Gb

Explosion proof “db”

Increased Safety “eb”

Ex db eb IIC T4 Gb

Class I, Zone 1, AEx db eb IIC T4 Gb

Zone 1, AEx db eb IIC T4 Gb

Installation Requirements

CEC 2018

Section 18 – Rule 18-102

NEC 2020 (NFPA70)

Section 505.15 (B)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

NOTE - There are no unique protection techniques that need to be implemented for Switches (Pressure & Magnetic types) to get Zone 2 marking. Protection techniques used for Zone 1 can be implemented for Switches (Pressure & Magnetic Types) to be installed in a Zone 2 area.

Equipment

Telecommunication equipment (Radios, Wireless Equipment, Routers, Modems)

North America

CANADA

USA

Ordinary Location Standards

“Class I, Division 1” Hazardous Locations, Standards, Common Protection Technique, and Sample Markings

Class I, Division 1, Groups A, B, C, D; T4 (XP)

Note: Not allowed to be installed in Zone 1 unless another protection technique is used (e.g. by installation inside an explosion proof enclosure)

Installation Requirements

CEC 2018

Annex J18 - Rule J18-106

NEC 2020 (NFPA70)

Section 501.10 (A)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

Equipment

Telecommunication equipment (Radios, Wireless Equipment, Routers, Modems)

North America

CANADA

USA

Ordinary Location Standards

“Class I, Division 2” Hazardous Locations, Standards, Common Protection Technique, and Sample Markings

Class I, Division 2, Groups A, B, C, D; T4;

(Non-incendive and/ or Non-arcing & Sealed Devices)

Installation Requirements

CEC 2018

Annex J18 - Rule J18-150

NEC 2020 (NFPA70)

Section 501.10(B)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

NOTE - There are no protection techniques that can be implemented for Telecommunication Equipment for installation in Zone 0.

Equipment

Telecommunication equipment (Radios, Wireless Equipment, Routers, Modems)

North America

CANADA

USA

Ordinary Location Standards

“Zone 1” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Flame-proof “db”

Ex db IIC T4 Gb

Class I, Zone 1, AEx db IIC T4 Gb

Zone 1, AEx db IIC T4 Gb

Increased Safety “eb”

Encapsulation “mb”

Ex mb eb IIC T4 Gb

Class I, Zone 1, AEx mb eb IIC T4 Gb

Zone 1, AEx mb eb IIC T4 Gb

Installation Requirements

CEC 2018

Section 18 – Rule 18-102

NEC 2020 (NFPA70)

Section 505.15 (B)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Telecommunication equipment (Radios, Wireless Equipment, Routers, Modems)

North America

CANADA

USA

Ordinary Location Standards

“Zone 2” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Increased Safety “ec”

Sealed Devices “nC”

Ex ec IIC T4 Gc

Class I, Zone 2, AEx ec IIC T4 Gc

Zone 2, AEx ec IIC T4 Gc

Increased Safety “ec”

Encapsulation “mc”

Ex ec mc IIC T4 Gc

Class I, Zone 2, AEx ec mc IIC T4 Gc

Zone 2, AEx ec mc IIC T4 Gc

Non-sparking “nA”

Ex nA IIC T4 Gc

Class I, Zone 2, AEx nA IIC T4 Gc

Zone 2, AEx nA IIC T4 Gc

Installation Requirements

CEC 2018

Section 18 – Rule 18-150

NEC 2020 (NFPA70)

Section 505.15 (C)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Temperature Indicating and Regulating Temperature

North America

CANADA

USA

Ordinary Location Standards

“Class I, Division 1” Hazardous Locations, Standards, Common Protection Technique, and Sample Markings

Class I, Division 1, Groups A, B, C, D; T4; (Ex i) – Intrinsic Safety

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

Equipment

Temperature Indicating and Regulating Temperature

North America

CANADA

USA

Ordinary Location Standards

“Class I, Division 2” Hazardous Locations, Standards, Common Protection Technique, and Sample Markings

Class I, Division 2, Groups A, B, C, D; T4 (Non-arcing & Non-incendive)

Installation Requirements

CEC 2018

Annex J18 - Rule J18-150

NEC 2020 (NFPA70)

Section 501.10 (B)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

Equipment

Temperature Indicating and Regulating Temperature

North America

CANADA

USA

Ordinary Location Standards

“Zone 0” Hazardous Locations, Standards, Common Protection Techniques, and Sample Marking

Intrinsic Safety “ia”

Ex ia IIC T4 Ga

Class I, Zone 0, AEx ia IIC T4 Ga

Zone 0, AEx ia IIC T4 Ga

Installation Requirements

CEC 2018

Section 18 – Rule 18-090

NEC 2020 (NFPA70)

Section 504-10

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Temperature Indicating and Regulating Temperature

North America

CANADA

USA

Ordinary Location Standards

“Zone 1” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Flame-proof “db”

Ex db IIC T4 Gb

Class I, Zone 1, AEx db IIC T4 Gb

Zone 1, AEx db IIC T4 Gb

Intrinsic Safety “ib”

Ex ib IIC T4 Gb

Class I, Zone 0, AEx ib IIC T4 Gb

Zone 1, AEx ib IIC T4 Gb

Installation Requirements

CEC 2018

Section 18 – Rules 18-102

NEC 2020 (NFPA70)

Section 505.15 (B)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Temperature Indicating and Regulating Temperature

North America

CANADA

USA

Ordinary Location Standards

“Zone 2” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Increased Safety “ec”

Ex ec IIC T4 Gc

Class I, Zone 2, AEx ec IIC T4 Gc

Zone 2, AEx ec IIC T4 Gc

Non-Arcing “nA”

CSA C22.2 No. 60079-15: 2016 Ed. 4

UL 60079-15:2013 Ed. 4

Ex nA IIC T4 Gc

Class I, Zone 2, AEx nA IIC T4 Gc

Zone 2, AEx nA IIC T4 Gc

Intrinsic Safety “ic”

Increased Safety “ec”

Ex ec ic IIC T4 Gc

Class I, Zone 2, AEx ec ic IIC T4 Gc

Zone 2, AEx ec ic IIC T4 Gc

Intrinsic Safety “ia”

Increased Safety “ec”

Ex ec [ia Ga] IIC T4 Gc

Class I, Zone 2, AEx ec [ia Ga] IIC T4 Gc

Zone 2, AEx ec [ia Ga] IIC T4 Gc

Installation Requirements

CEC 2018

Section 18 – Rules 18-150

NEC 2020 (NFPA70)

Section 505.15 (C)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Transformers (Dry and Power Types)

North America

CANADA

USA

Ordinary Location Standards

“Class I, Division 1” Hazardous Locations, Standards, Common Protection Technique, and Sample Markings

Class I, Division 1, Groups A, B, C, D; T4 (XP)

Class I, Division 1, Groups A, B, C, D; T4; Type X Purge

Class I, Division 1, Groups A, B, C, D; T4; Type Y Purge

Installation Requirements

CEC 2018

Annex J18 - Rule J18-106

NEC 2020 (NFPA70)

Section 501.10 (A)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

Equipment

Transformers (Dry and Power Types)

North America

CANADA

USA

Ordinary Location Standards

“Class I, Division 2” Hazardous Locations, Standards, Common Protection Technique, and Sample Markings

Class I, Division 2, Groups A, B, C, D; T4 (Non-arcing & Non-incendive)

Class I, Division 2, Groups A, B, C, D; T4; Type Z Purge

Installation Requirements

CEC 2018

Annex J18 - Rule J18-150

NEC 2020 (NFPA70)

Section 501.10 (B)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

NOTE - There are no protection techniques that can be implemented for Transformers (Dry and Power Types) for installation in Zone 0.

Equipment

Transformers (Dry and Power Types)

North America

CANADA

USA

Ordinary Location Standards

“Zone 1” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Flame-proof “db”

Ex db IIC T4 Gb

Class I, Zone 1, AEx db IIC T4 Gb

Zone 1, AEx db IIC T4 Gb

Explosion proof “db”

Increased Safety “eb”

Ex db eb IIC T4 Gb

Class I, Zone 1, AEx db eb IIC T4 Gb

Zone 1, AEx db eb IIC T4 Gb

Purged & Pressurized “pxb” & “pyb”

Ex pxb IIC T4 Gb

Ex pyb IIC T4 Gb

Class I, Zone 1, AEx pxb IIC T4 Gb

Class I, Zone 1, AEx pyb IIC T4 Gb

Zone 1, AEx pxb IIC T4 Gb

Zone 1, AEx pyb IIC T4 Gb

Installation Requirements

CEC 2018

Section 18 – Rule 18-102

NEC 2020 (NFPA70)

Section 505.15 (B)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Transformers (Dry and Power Types)

North America

CANADA

USA

Ordinary Location Standards

“Zone 2” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Increased Safety “ec”

Ex ec IIC T4 Gc

Class I, Zone 2, AEx ec IIC T4 Gc

Zone 2, AEx ec IIC T4 Gc

Non-sparking “nA”

Ex nA IIC T4 Gc

Class I, Zone 2, AEx nA IIC T4 Gc

Zone 2, AEx nA IIC T4 Gc

Installation Requirements

CEC 2018

Section 18 – Rule 18-150

NEC 2020 (NFPA70)

Section 505.15 (C)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Transmitters and Receivers

North America

CANADA

USA

Ordinary Location Standards

“Class I, Division 1” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Class I, Division 1, Groups A, B, C, D; T4 (XP)

Class I, Division 1, Groups A, B, C, D; T4; XP & IS

Installation Requirements

Explosion Proof:

CEC 2018

Annex J18 - Rule J18-106

Explosion Proof:

NEC 2020 (NFPA70)

Section 501.10 (A)

Intrinsically safe installation:

CEC 2018

Annex J18 - Rule J18-064

Intrinsically safe installation:

NEC 2020 (NFPA70)

Section 504.10

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

Equipment

Transmitters and Receivers

North America

CANADA

USA

Ordinary Location Standards

“Class I, Division 1” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Class I, Division 2, Groups A, B, C, D; T4; Non-incendive

Installation Requirements

CEC 2018

Annex J18 – Rule J18-150

NEC 2020 (NFPA70)

Section 501.10 (B)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

Equipment

Transmitters and Receivers

North America

CANADA

USA

Ordinary Location Standards

“Zone 0” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Intrinsic Safety “ia”

Ex ia IIC T4 Ga

Class I, Zone 0, AEx ia IIC T4 Ga

Zone 0, AEx ia IIC T4 Ga

Installation Requirements

CEC 2018

Section 18 – Rule 18-090

NEC 2020 (NFPA70)

Section 504-10

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Transmitters and Receivers

North America

CANADA

USA

Ordinary Location Standards

“Zone 1” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Flame-proof “db”

Intrinsic Safety “ib”

Ex db ib IIC T4 Gb

Class I, Zone 1, AEx db ib IIC T4 Gb

Zone 1, AEx db ib IIC T4 Gb

Flame-proof “db”

Intrinsic Safety “ia”

Ex db [ia Ga] IIC T4 Gb

Class I, Zone 1, AEx db [ia Ga] IIC T4 Gb

Zone 1, AEx db [ia Ga] IIC T4 Gb

Flame-proof “db”

Ex db IIC T4 Gb

Class I, Zone 1, AEx db IIC T4 Gb

Zone 1, AEx db IIC T4 Gb

Installation Requirements

CEC 2018

Section 18 – Rules 18-064 & 18-102

NEC 2020 (NFPA70)

Sections 504.10 & 505.15 (B)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Transmitters and Receivers

North America

CANADA

USA

Ordinary Location Standards

“Zone 2” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Increased Safety “ec”

Ex ec IIC T4 Gc

Class I, Zone 2, AEx ec IIC T4 Gc

Zone 2, AEx ec IIC T4 Gc

Increased Safety “ec”

Intrinsic Safety “ic”

Ex ec ic IIC T4 Gc

Class I, Zone 2, AEx ec ic IIC T4 Gc

Zone 2, AEx ec ic IIC T4 Gc

Increased Safety “ec”

Intrinsic Safety “ia”

Ex ec [ia Ga] IIC T4 Gc

Class I, Zone 2, AEx ec [ia Ga] IIC T4 Gc

Zone 2, AEx ec [ia Ga] IIC T4 Gc

Installation Requirements

CEC 2018

Section 18 – Rules 18-064 & 18-150

NEC 2020 (NFPA70)

Sections 504.10 & 505.15 (C)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Electrical Vacuum Cleaners

North America

CANADA

USA

Ordinary Location Standards

“Class I, Division 1” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Class I, Division 1, Groups A, B, C, D; T4 (XP)

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

Equipment

Electrical Vacuum Cleaners

North America

CANADA

USA

Ordinary Location Standards

“Class I, Division 2” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Class I, Division 2, Groups A, B, C, D; T4; Non-incendive

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

A	Acetylene
B	Hydrogen
C	Ethylene
D	Propane

Temperature Classes

T6	85°C
T5	100°C
T4A	120°C
T4	135°C
T3C	160°C
T3B	165°C
T3A	180°C
T3	200°C
T2D	215°C
T2C	230°C
T2B	260°C
T2A	280°C
T2	300°C
T1	450°C

NOTE - There are no protection techniques that can be implemented for Electrical Vacuum Cleaners Generators for installation in Zone 0.

Equipment

Electrical Vacuum Cleaners

North America

CANADA

USA

Ordinary Location Standards

“Zone 1” Hazardous Locations, Standards, Common Protection Techniques, and Sample Markings

Flame-proof “db”

Ex db IIC T4 Gb

Class I, Zone 1, AEx db IIC T4 Gb

Zone 1, AEx db IIC T4 Gb

Accredited Certification Agencies in North America

NOTE - All the above listed agencies are accredited by OSHA and SCC and they can provide certification services for both Canada and the USA.

Gas Groups

IIC	Acetylene
IIB + H2	Hydrogen
IIB	Ethylene
IIA	Propane

Temperature Classes

T6	85°C
T5	100°C
T4	135°C
T3	200°C
T2	300°C
T1	450°C

Equipment

Electrical Vacuum Cleaners

North America

CANADA

USA

Ordinary Location Standards

“Zone 2” Hazardous Locations, Standards, Common Protection Technique, and Sample Markings

Increased Safety “ec”

Flame-proof “db”

Ex ec db IIC T4 Gc

Class I, Zone 2, AEx ec db IIC T4 Gc

Zone 2, AEx ec db IIC Gc

Accredited Certification Agencies in North America