1.Circuit Breaker DZ47-63 C45 MCB 2.High breaking 3.Quality ... 50,63 ,100 Number of Poles1P, 1P+N, 2P, 3P, 3P+N, 4P Rated Current (A)1, 2, 3, 4, 6, ... and superior performance Residual current circuit breaker,rccb,rcbUKL1-2P 4PRated voltage:250/415V,50HzPole number:2P,4PRated tripping current:30mA 100mA 300mA 500mARated current:16A 25A ... on-off) mechanical more than 20000(on-off) mini circuit breaker