... SO99001 approved 3.Fast delivery time FEEO RCBOResidual current circuit breaker with alarm but no release, mainly used in AC 50 ... , owns overload and short circuit function, in addition, the circuit breaker can send alarm without trip if leakage current exceeds setting ... also manufacture many kinds of Mini Circuit Breakers include C45 C45LE, C65, DPN, DZ30LE, NC100 MCB, and so on.For more ...