... IEC60898 GB10963 standard. Characteristic IG45(DZ47)-63 DC circuit breaker is made up of case, operation mechanism, thermal overloading trip, electromagnetic tripcontact system ... , 25, 32, 40, 50, 63A DC220V-440V IG45(DZ47)-63 3P 1, 3, 6, 10, 16, 20, 25, 31.we rely ...