... series circuit breaker is used in lighting distribution system or motor distribution system for protecting overloadand short-circuit in the system ... such as Air Circuit Breaker, Moulded Case Circuit Breaker, Mini Circuit Breaker, Leakage Breaker, ACContactor and Dual power automatic ... been certificated by CE&CCE, and passed troughthe ISO9001/2000. Mini Air type circuit breaker(MCB), with CE, CCC, CQC, ...