Mitsubishi NF400-SEW 3P 400A Description Description Mitsubishi Circuit breaker 3pole. Ir = 200 – 400A; Icu = Ics = 42kA at AC 440V Related products MITSUBISHI A3ACPUR21 MITSUBISHI MDS-A-SPJ-22 MITSUBISHI FX0-30MR-ES MITSUBISHI MR-J2-40A MITSUBISHI A1ADP-SP MITSUBISHI FR-PU04