IEEE Standard C37.90-2005 IEEE standard for relays and relay systems associated with electric power apparatus
Publication Year
2005
Document Status
Withdrawn
Abstract
Service conditions, electrical ratings, thermal ratings, and testing requirements are defined for relays and relay systems used to protect and control power apparatus. This standard establishes a common reproducible basis for designing and evaluating relays and relay systems.
Document History
Inactive-reserved standard. Inactivated date 2022-03-24.
Publisher Information
Institute of Electrical and Electronics Engineers (IEEE)
Formed in 1963 from the amalgamation of the American Institute of Electrical Engineers and the Institute of Radio Engineers, the IEEE is the world's largest association of technical professionals in engineering, computing and technology information, with more than 423 000 members in over 160 countries.
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