... " NDW1 Air Circuit Breaker,circuit breaker,ACBApplicant: NDW1 Series Intelligent Universal Circuit Breaker i. E. ACB, is mainly used in the low voltage distribution ... standard of that kind of products in 1990s and conforms to criteria for low voltage breaker in IEC60947-2 Pole: 3 or 4 ... Rated Current Inm(A): 2000, 3200, 4000, 5000 Rated current In(A): 630, 800, 1000, 1250, 1600, 2200, 2500, 2900, 3200 ...