... BH Mini Circuit Breaker 2CE Approval ISO9001 3Function:protecte from short-circuit and overload 4OEM Accepted Bolt on type BH Mini Circuit BreakerSpecificationBH series miniature circuit breaker ... 3 pole) 50Hz for protection of overload short circuit and for circuit change-over in lighting system. Breaking capacity is ... 20,30,40,50,63 70, 80, 90, 100 Rated Voltage(V)110/220 (1P), 240/415 (2P), 415 (3P ...