... min 3."Naidian" NDW1 Air Circuit Breaker,circuit breaker,ACBApplicant: NDW1 Series Intelligent Universal Circuit Breaker i. E. ACB, is mainly ... in 1990s and conforms to criteria for low voltage breaker in IEC60947-2 Pole: 3 or 4 Rated ... 2000, 3200, 4000, 5000 Rated current In(A): 630, 800, 1000, 1250, 1600, 2200, 2500, 2900, 3200, 3600, 4000, ... ): AC50Hz, 1000Add to Basket NDW1 Air Circuit Breaker