IEEE C37.09a-1991 (Supplement to IEEE C37.09-1979)
IEEE Standard Test Procedure for AC High-Voltage Circuit Breakers Rated on a Symmetrical Current Basis

Standard No.
IEEE C37.09a-1991 (Supplement to IEEE C37.09-1979)
Release Date
1992
Published By
Institute of Electrical and Electronics Engineers (IEEE)
 
Scope
The required load current switching capability and life are defined, and load current switching tests are specified.

Standard and Specification

ANSI/IEEE Std C37.09-1979 IEEE Standard Test Procedure for AC High-Voltage Circuit Breakers Rated on a Symmetrical Current Basis IEEE Unapproved Draft Std PC37.09b/D4, Sept 2009 IEEE Standard Test Procedure for AC High-Voltage Circuit Breakers Rated on a Symmetrical Current Basis Amendment IEEE Std C37.09-1999/COR 1-2007 IEEE Standard Test Procedure for AC High-Voltage Circuit Breakers Rated on a Symmetrical Current Basis - Corrigendum 1 IEEE Std C37.09-1999/Cor 1-2007 (Corrigendum to IEEE Std C37.09-1999 IEEE Standard Test Procedure for AC High-Voltage Circuit Breakers Rated on a Symmetrical Current Basis - Corrigendum 1 IEEE C37.09 CORR 1-2007 Standard Test Procedure for AC High-Voltage Circuit Breakers Rated on a Symmetrical Current Basis IEEE Std C37.09-2018 IEEE Standard Test Procedure for AC High-Voltage Circuit Breakers Rated on a Symmetrical Current Basis IEEE Std C37.09-2018/COR-2019 IEEE Standard Test Procedure for AC High-Voltage Circuit Breakers Rated on a Symmetrical Current Basis IEEE Std C37.09A-1991 IEEE Standard Test Procedure for AC High-Voltage Circuit Breakers Rated on a Symmetrical Current Basis ANSI/IEEE C37.09e-1985 IEEE Standard Test Procedure for AC High-Voltage Circuit Breakers Rated on a Symmetrical Current Basis


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