... factory Product DescriptionCDSM2-400(NS MCCB) (MG MCCB) series moulded case circuit breaker is one of new type breakers which this ... ; 4, According to operation way: For direct handle operation for external rotary handle operating, formotor operating; 5, According to overload release ... , 315, 400, 500, 600, 630 Rated Insulation voltage: 750V Moulded Case Circuit Breaker NS-100N