Description

Requirements for rating, design, construction and testing of residual current operated circuit breakers having a rated voltage not exceeding 660 V, a rated current not exceeding 125 A and a rated frequency not exceeding 400 Hz. Includes circuit breakers utilizing auxiliary sources and circuit breakers with electronic circuitry.

Cross References:
BS 5419

Partially replaced by BS EN 61008-1:1995 and BS IEC 1008-2-2:1990.

Incorporates the following:
AMD 4851 published 31 May 1985
AMD 6279 published 21 December 1990