MasterPact NW-DC is the proven generation of air circuit breakers up to 4000 A, which are designed for direct current networks and contain the latest technologies. The MasterPact NW-DC is available for operating currents of 1000A, 2000A and 4000A at an operating voltage of 500VDC (type N) up to max. 900VDC (type H). It can be configured as a fixed installation or withdrawable device, as a circuit breaker or load-break switch. The integrable MicroLogic 1.0 protection device can be equipped with a variety of functions and accessories. Masterpact NW10HDC-E 1000A 4P basic switch withdrawable device without Micrologic The withdrawable cassette is always included with the Masterpact NW-DC in withdrawable technology