National Item Identification Number

01-439-0491
014390491
5925-01-439-0491
5925014390491

National Stock Number

Item Name

INTERRUPTER,GROUND FAULT

Federal Supply Class

5925

Description

An electrical safety device designed for insertion in a power distribution circuit to provide protection against serious injury or death caused by contact with damaged or defective electrical equipment. It disconnects the ungrounded conductor(s) when its integral circuitry senses an undesirable current flow to earth (ground). It includes a reset feature and may have a test facility. It may be designed for installation in an electrical panel or box, or may be a portable unit with its own enclosure. May include switches, circuit breakers, fuses, and the like; portable units may have connecting cables. Excludes overcurrent protective devices which also provide a ground fault sensing and interrupting capability. See also CIRCUIT BREAKER.

Commercial and Government Entity Code (Supplier Data)

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Reference Numbers (Part Numbers)

GFM4500

Required Categories

GENERAL CHARACTERISTICS ITEM DESCRIPTION

Required Description

19"LG;13"W;51/4"H