Guide for High-Voltage Circuit Breakers Rated on Symmetrical Current Basis Designated “Definite Purpose for Fast Transient Recovery Voltage Rise Times”
Supplements BSR C37.06 for Medium-Voltage Indoor Circuit Breakers, used within enclosures, whose applications involve circuits whose TRV rise to crest value much more rapidly than the times specified in Table 1 and Figure A.1 of BSR C37.06.