This standard relates only to relays of types directly associated with power switchgear. It does not cover relays of types designed primarily for industrial control, excitation or governor regulating, telephone, telegraph, traffic signal, or similar purpose.
- Status
- Superseded Standard
- Superseded by
- C37.1-1950
- History
-
- ANSI Approved:
- 1937-10-29
- Published:
- 1936-11-30
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