Application

ZMM10 series molded case circuit breaker (hereinafterreferred to as circuit breaker) is suitable for distributingnetwork of AC 50Hz (or 60Hz), rated current 15~600A,ated insulation voltage 690V and rated working voltage400V or below. It can be used to distribute electric energy and protect the circuit and electric equipment againstoverload, short circuit and under voltage, under normalcondition, the circuit breaker also can be used tswitchthe circuit infrequently. Circuit breakers of frame size250A and below also can be used to protect motor orinfrequently start motor.

The products are in conformity with GB 14048.2, GB 14048.4, IEC 60947-2 and IEC 60947-4.