BSI BS 4794-1: 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
SDO: BSI: British Standards Institution
DOD Adopted ANSI Approved Approved
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.
- Control switches
- Thermal testing
- Temperature rise
- Dielectric-strength tests
- Electrical testing
- Electric terminals
- Electric contacts
- Test equipment
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