RCCB circuit breaker NC100LE With Over-current protection Conformity with GB10963,IEC60898 standards 6 years in producing RCCB ... Voltage Circuit Breaker,Residual Current Circuit Breaker with Over Current Protection) is suitable for the circuit of 50Hz,rated voltage 230 ... DegreeIP20 NC100LE RCCB residual current circuit breaker with over-current protection