Mitsubishi NF630-SEW 4P 630A Description Description Mitsubishi Circuit breaker 4pole. Ir = 300 – 630A; Icu = Ics = 42kA at AC 440V Related products Mitsubishi FX2N-32ET-ESS/UL MITSUBISHI A985GOT-TBA-EU Mitsubishi FX2N-48ET-ESS/UL MITSUBISHI Q02HCPU MITSUBISHI A1SX81 MITSUBISHI A1ADP-SP