EATON SERIES NZM COMPLETE MOLDED CASE CIRCUIT BREAKER, SERIES NZM COMPLETE MOLDED CASE CIRCUIT BREAKER, NZM1-FRAME, NZMN1, THERMAL-MAGNETIC TRIP, 380-630A TRIP RATING, FOUR-POLE, 63A, 690 VAC, 500 VDC, 50 KAIC, DISTRIBUTION CIRCUIT PROTECTION, 50-63A, FRO