ANSI/ISA 12.25.01-1998

This standard contains the specific requirements for the construction, testing and marking of electricalapparatus, parts of electrical apparatus and Ex components in the type of protection powder filling ?q?,intended for use in potentially explosive atmospheres of gas, vapor and mist.NOTE Powder-filled electrical apparatus and Ex components may contain electronic circuits, transformers, protection fuses, relays, intrinsically safe electrical apparatus, associated electrical apparatus, switches etc.

This standard supplements IEC 60079-0 ANSI/ISA-12.00.01-2002] (IEC 60079-0 Mod) ?Generalrequirements,? the requirements of which apply to powder-filled electrical apparatus.This standard applies to electrical apparatus, parts of electrical apparatus and Ex components with:- a rated current less than or equal to 16 A;

- a rated power consumption less than or equal to 1000 VA, intended to be connected to a supply notexceeding 1000 V.

This product referenced by:NFPA (Fire) 70 - Electrical Apparatus for Use in Class I, Zone 1 Hazardous (Classified) Locations: Type of Protection - Powder Filling 'q' (IEC 60079-5 Mod)

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