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About This Item

 

Full Description

This standard serves as the basis for certification of electrical equipment for use in hazardous (classified) locations employing the type of protection defined as "Purged and Pressurized."
 

Document History

  1. FM Approvals 3620:2022

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    Purged and Pressurized Electrical Equipment for Hazardous (Classified) Locations

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  2. FM Approvals 3620


    Purged and Pressurized Electrical Equipment for Hazardous (Classified) Locations

    • Historical Version
  3. FM Approvals 3620


    Purged and Pressurized Electrical Equipment for Hazardous (Classified) Locations

    • Historical Version