CAM7 Series Moulded Case Circuit Breaker (hereinafter as circuit breaker) is one of the latest circuit breakers developed by our company.The product has the characteristics of small size,high breaking, short arcing and high protection accuracy. It is an ideal product for power distribution and an updated product of the plastic external circuit breaker. lt is suitable for infrequent conversion and infrequent motor starting in circuits with AC 50Hz, rated operating voltage of 400V and below, and rated operating current to 800A use.The circuit breaker has overload, short circuit and under-voltage protection functions, which can protect the circuit and power equipment from damage.This series of circuit breakers comply with lEC60947-2 and GB /T14048.2 standards.