Description
This standard specifies the general requirements for construction, testing and marking of electricalapparatus, Ex cable entries and Ex components, intended for use in potentially explosive atmospheres ofgas, vapor and mist defined as Class I, Zone 0, 1 or 2 by the National Electrical Code, NFPA 70.
Product Details
- Published:
- 12/02/2002
- ANSI:
- ANSI Approved