BS 4794-1:1979
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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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.) General requirements
Hardcopy , PDF
English
01-05-1982
31-08-1992
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.
| Committee |
PEL/17
|
| DevelopmentNote |
IMPLEMENTS CENELEC HD 420
|
| DocumentType |
Standard
|
| Pages |
28
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy |
| Standards | Relationship |
| IEC 60337-1B:1975 | Identical |
| IEC 60337-1A:1973 | Identical |
| IEC 60337-1:1970 | Identical |
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