Standard

IEEE C37.20.9a-2024

Published

Corrigendums and amendments are bought separately.

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Abstract

Amendment Standard - Active. Metal-enclosed switchgear assemblies incorporating gas insulating systems containing, but not limited to, such devices as interrupter switches; selector switches; fuses; circuit breakers; control, instrumentation, and metering devices; and protective equipment are covered in this standard. Equipment for the control and protection of apparatus used for distribution of electrical power is also included, but not specifically limited to, in this standard.

Document information

  • Standard from IEEE
  • Published:
  • Document type: IS
  • Pages
  • Publisher IEEE
  • Distributor IEEE
  • ICS 29.130.99
  • Technical Committee IEEE Power and Energy Society / Switchgear