BS 4794-2-2.1:1977
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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
Hardcopy , PDF
01-01-1992
English
31-01-1977
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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