Product description:
Merlin Gerin MasterPact MP12H1 Circuit Breaker; 1200 amp, 600 volt AC, 3 pole. With STR 38 S trip unit, LSI functions, 1000 amp rating plug cat# 54749, shunt trip, auxiliary switches, LT alarm, overcurrent trip switch, manually operated (M/O), draw-out (D/O), used tested with report.
MC-CB# 1967 LOC: B6G5