... 4.Breaking capacity:6/4.5KA... air circuit breaker,MCB circuit breaker,circuit breaker panel The product is mainly used ... 25,32,40,50,63A; 2.Tripping characteristics:B(3-5)In,C(5-10)In,D( ... voltage(Un) AC240/415VRated frequency 50/60HzTripping curve B,C,DRelease action characteristicsTime delay1.13In>1h Non- ... 0.1s Non-trip10In<0.1s tripMagnetic releases operate B curve:between 3 and 5InC curve :between 5 ...