BS 842:1965

This standard BS 842:1965 Specification for a.c. voltage-operated earth-leakage circuit breakers is classified in these ICS categories:

• 29.120.50 Fuses and other overcurrent protection devices

This British Standard specifies requirements for a.c. voltage-operated earth-leakage circuit-breakers having rated voltages not exceeding 500 volts and rated currents not exceeding 200 amperes (see Appendix B, Appendix C and Appendix E).

Rated voltages up to 500 V, rated currents up to 200 A. Ratings, construction, performance, type and routine tests. Appendices: service conditions, application of earth-leakage circuit-breakers, installation, function of test device, effect of earth electrode resistance.