Mitsubishi NF630-HEW 4P 630A Description Description Mitsubishi Circuit breaker 4pole. Ir = 300 – 630A; Icu = Ics = 65kA at AC 440V Related products MITSUBISHI E1071 MITSUBISHI FR-A540-0.75K-EC MITSUBISHI A985GOT-TBA-EU MITSUBISHI FX1N-40MR-DS MITSUBISHI A2NCPU Mitsubishi FX2N-32ET-ESS/UL