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BS 4794-1

79th Edition, May 31, 1979

Complete Document

Control Switches (Switching Devices, Including Contactor Relays, for Control and Auxiliary Circuits for Voltages up to and Including 1000 V a.c. and 1200 V d.c.) Part 1: General Requirements

Includes all amendments and changes through Amendment 1, May 1982


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Superseded By: BS EN 60947-5-1

EN
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W/D S/S BY BS EN 60947-5-1
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Description / Abstract:

General requirements for control switches (e.g. push-buttons, rotary switches, foot switches, contactor relays, pressure switches, thermostats, programmers, limit switches) used in control circuits or auxiliary circuits of switchgear and contgrolgear. Includes requirements for control switches having a positive opening operation.