NM3DC HV Moulded Case Circuit Breaker
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NM3DC HV Moulded Case Circuit Breaker
NM3DC High-voltage (HV) Series DC Molded Case Circuit Breaker, which is designed for making and breaking electrical circuits with rated voltage DC1500V at maximum rated current of 630A electrical systems. The Circuit Breaker can reliably protect the electrical system when the system is overloaded or short-circuited.With its compact shape and excellent performance,NM3DC HV can fully meet the needs of the new energy industry and ensure the safety of DC power systems.
Rated Voltage Ue： DC 1500V ;
Frame Size current: 400A, 630A;
Rated insulation voltage: 1500V
Rated impulse withstand voltage: 12kV
Rated ultimate short-circuit breaking current(kA) @dc1500v: 15kA
Rated service short-circuit breaking current(kA) @dc1500v: 15kA
Poles: 2P
Release units type: Thermal magnetic (TM)
Accessories：Auxiliary, Alarm, shunt release, terminal cover, phase barrier
Ambient temperature: -40℃ ~+70℃
Standard complied: IEC/EN 60947-2
