Superseded Standard

IEEE C37.90-1978

IEEE Standard for Relays and Relay Systems Associated with Electric Power Apparatus

This standard applies only to relays and relay systems used to control power switchgear. It does not cover relays of types designed primarily for industrial control, for switching of communication or other low-level signals, or any other equipment not intended for the control of power equipment.

Sponsor Committee
PE/PSRCC - Power System Relaying and Control
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Status
Superseded Standard
Superseded by
C37.90-1989
Board Approval
1976-09-09
History
Published:
1976-11-04
Reaffirmed:
1982-01-01

Working Group Details

Society
IEEE Power and Energy Society
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Sponsor Committee
PE/PSRCC - Power System Relaying and Control
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No Active Projects
No Active Standards
No Superseded Standards
No Inactive-Withdrawn Standards
No Inactive-Reserved Standards
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