... Poles:1P,2P,3P,4P 4.5KA C45N MCB, DZ47-63 miniature circuit breaker, mini circuit breakerIntroduction:1. Circuit breaker: also named air breaker, have overload and short circuit function. 2 ... /415V AC 2. Rated current (C): 1, 3, 5, 6, 10, 15, 16, 20, 25, 32, 40, 50, 60, 63A (D): ... . 4. Mechanical endurance not lower than 2000 times. 5. Poles: 1, 2, 3, 4.More production photo: mini circuit breaker DZ47