NM1 Moulded Case Circuit Breaker

Rated current: 1A, 2A, 3A, 4A, 6A, 10A, 16A, 20A, 25A, 32A, 40A, 50A, 63A,; Rated voltage: 240V ~ (1P, 1P+N), 415V ~ (2 ~ 4P, 3P+N); Frequency: 50Hz; Electromagnetic release type: B, C, D; Number of poles: 1P, 1P+N, 2P, 3P, 3P+N, 4P; Mechanical life: 20000 cycles; Electrical life: 10000 cycles; Rated short-circuit breaking capacity: 10000A; Short-circuit breaking capacity: 7500A; Rated impulse withstand voltage: 4kV; CATALOG NXB-63H Miniature circuit breaker PDF

1.1 Certificates: CCC,CE,CB,TUV; 1.2 Standard: IEC/EN 60947-2 ,RoHS; 1.3 Rated voltage up to 1000V, Rated current up to 63A; 1.4 Protection of circuits against overload currents; 1.5 Protection of circuits against short-circuit currents; 1.6 NB1-63 DC circuit-breakers are used incommunication systems and PV   DC systems. CATALOG NB1-63DC DC Miniature Circuit Breaker PDF

1.1 Function protection of circuits against short-circuit currents,protection of circuits against overload currents,switch,isolation. 1.2 Selection Technical data of the network at the point considered:the earthing systems (TNS, TNC), short-circuit current at the circuit-breaker installation point, which must always be less than the breaking capacity of this device,network normal voltage. Tripping curves: B curve (3-5In) protection for people and big length cables in TN and IT systems. C curve (5-10In) protection for resistive and inductive loads with low inrush current. 1.3 Approvals and certificates CATALOG NBH8 Miniature Circuit Breaker PDF