Standard

IEEE C37.012a-2020

Current

Existing or new amendments and versions must be purchased separately.

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Abstract

Amendment Standard - Superseded. Covered in this amendment are changes in di/dt limitations for non-oil circuit breakers. A section has been added describing possible delayed current zeros when doing a rapid close—open of a line circuit breaker (CO) when shunt reactors are connected to a line or cable. Some minor errors have been corrected and references have been updated.

Products specifications

  • Standard from IEEE
  • Published:
  • Document type: IS
  • Pages
  • Publisher: IEEE
  • Distributor: IEEE
  • ICS: 29.120.40
  • National Committee: IEEE Power and Energy Society / Switchgear

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