Historical
C37.09-1999
Test Procedure for AC High-Voltage Circuit Breakers Rated on a Symmetrical Current Basis (includes supplements ANSI/IEEE C37.09c-1983, ANSI/IEEE C37.09e-1983 and ANSI/IEEE C37.09g-1991)
All indoor and outdoor types of AC high-voltage circuit breakers rated above 1000V and rated on a symmetrical current basis.
Institute of Electrical and Electronics Engineers [ieee]