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Interchangeable Installations of Class/division vs Zone System-certified Products in Gas Explosive Hazardous Locations - Hazcon Inc.
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Interchangeable Installations of Class/division vs Zone System-certified Products in Gas Explosive Hazardous Locations - Hazcon Inc.
![CSA C22.2 No. 213-2017 - Nonincendive electrical equipment for use in Class I and II, Division 2 and Class III, Divisions 1 and 2 hazardous (classified) locations (Binational standard with UL 121201) CSA C22.2 No. 213-2017 - Nonincendive electrical equipment for use in Class I and II, Division 2 and Class III, Divisions 1 and 2 hazardous (classified) locations (Binational standard with UL 121201)](https://webstore.ansi.org/cover-pages/small/CSA/2425511.jpg)