Mitsubishi NF630-SEW 3P 630A Description Description Mitsubishi Circuit breaker 3pole. Ir = 300 – 630A; Icu = Ics = 42kA at AC 440V Related products Mitsubishi FX2N-48ET-ESS/UL MITSUBISHI FX0-30MR-ES Mitsubishi FX2N-32ER-ES/UL MITSUBISHI MR-J2-40A MITSUBISHI A1SX81 Mitsubishi FX2N-16EX-ES/UL