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Understanding New Requirements of the Standard IEC 60079-11: 2023 Ed. 7
IEC 60079-11, Equipment protection by Intrinsic Safety ("i") is the Standard that specifies the design, construction and testing...
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Interchangeable Installations of Class/division vs Zone System-certified Products in Gas Explosive Hazardous Locations
Manufacturers of electrical equipment seeking North American certification may choose either Class/division marking or Zone marking. The Zone...
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Update to CSA Standard No. 30: 2020 (Class I, Division 1)
CSA Standard C22.2 No. 30, which relates to explosion-proof electrical equipment, was recently updated. The newest edition, CSA...
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Can the Temperature Code of an Electrical Device exceed the AIT of the representative gas in a hazardous location?
Electrical equipment generates heat when in use and hot surfaces can ignite explosive atmospheres. It is therefore especially...
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Certifying “Ex” Products for Use in the UK (UKCA mark)
What was the impact of Brexit on electrical product markings in the UK? Because the UK recently left...
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Understanding the Differences Between the Protection Technique Known as” Explosionproof” or “Flameproof “
Some electrical devices, even when operating under normal conditions, can produce arcing and/or sparking. If such a device...
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Preventing Gas Explosions
We are all aware of the destruction that can be caused by gas explosions, so we need to...