DC Mini Circuit Breaker, DC MCB,DC Circuit Breaker

JB1Z-63 DC Mini Circuit Breaker JB1Z-63 Series DC Miniature Circuit Breaker(MCB), apply to rating current 63A or less, Direct current rating voltage 250V and 440V. It is mainly used for the overloading and short circuit protection in DC distribution system equipment and electric equipment. It can be widely used in electric, post, traffic, mining enterprise and different kinds of fields. In present China, our products in the case grade rating voltage is highest compared to the same products. Products according IEC60947, GB14048.2 standard. Technical data Crust Grade Rating Current Imm(A)PoleRating Voltage (V)Rating Current In(A)Rated limit short circuit capabilityInstantaneous tripBreaking Current Icu(A)Time(ms)63A1DC125V1, 2, 3, 4, 5, 6, 10, 15, 16, 20, 25, 32, 40, 50, 63600010C, D2DC250V3DC440V TestTypeTest CurrentOriginal StateThe tripping type does not release the time limitResultRemarkAC, D1.13InCold StateT≥1h (In≤63A)No tripBC, D1.45InFollowing A TestT<1h (In≤63A)TripCurrent up steadily in 5CC8InCold StateT≥0.1sNo tripShut auxiliary switch and connect the power12InT<0.1sTripDD10InCold StateT≥0.1sNo trip14InT<0.1sTrip...... More informations please kindly visit our site for Circuit Breaker