CHINT AC MCCB Molded Case Circuit Breaker 400A 3P

The rated insulation voltage of this circuit breaker is up to 800V (for the NM1-63 type, it is 500V). It is suitable for AC 50Hz power distribution networks with a rated working voltage up to 690V (for the NM1-63 type, it is 400V) and a rated working current ranging from 10A to 1250A. It is used to distribute electrical energy and protect the lines and power equipment from damage caused by overloading, short circuits, undervoltage, etc. At the same time, it can also be used for infrequent motor starting, overload, short circuit and undervoltage protection. This circuit breaker has the characteristics of small size, high breaking capacity and short arcing. It is an ideal product for users. The circuit breaker can be installed vertically (i.e., upright) or horizontally (i.e., horizontal). The product has isolation function. Complies with standards: GB/T14048.2, IEC60947-2