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BS 4794-2-2.1:1977

Date published:

Specification for 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.), Push-buttons and related control switches

Push-button and other switches such as foot and rotary switches that use contact elements similar to those of push-buttons.

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BS 4794-2-2.1:1977

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