Square D,PUMP PANEL 480VAC 90AMP NEMA +OPTIONS,100 A,120 V AC 60 Hz-110 V AC 50 Hz,3 phases,3,3,50 hp 460 V AC 3 phases,CSA, UL listed,NEMA 3R,Oil field applications,Pump panel,Well-Guard,enclosure weatherproof indoor/outdoor,fusible disconnect switch,melting alloy