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IEEE C37.09a-1991

M00131847

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

Corrigenda by IEEE, 06/12/1992

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Corrigendum Standard - Superseded.The required load current switching capability and life are defined, and load current switching tests are specified.

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