1 high breaking capacity 2 GB10963,IEC60898 standard 3 rated current: 6, 10, 16, 20, 25, 32, ... 40, 50, 63 4 poles 1, 2, 3 Detailed specification: DZ65N MCB is an all new high performance ... circuit protection within the circuit ofAC 50Hz,230V in single pole,400V in double, three and four poles. Meanwhile, ... apparatus and lighting circuit under the normalcondition. 3 pole circuit breaker mcb switch