O-Z/Gedney Explosionproof Enclosed Circuit Breaker NEAB12420C

BOLTED ENCLOSURE TYPE (2) 1/2 INCH HUB SIZE SAND CAST COPPER FREE ALUMINUM ENCLOSURE MATERIAL UL, CSA APPROVAL 240/480 VAC, 125/250 VDC VOLTAGE RATING CLASS I DIV 1 AND 2 GROUP B C D, CLASS I ZONE 1 AND 2 GROUP IIA IIB+H2, CLASS II DIV 1 AND 2 GROUP E F G, CLASS III, NEMA 4/4X/7B/7C/7D/9E/9F/ 9G ENCLOSURE 18000 AMPERE AT 240 VAC, 14000 AMPERE AT 480 VAC INTERRUPTING RATING 20 AMPERE CURRENT RATING 2 POLE(S) EXPLOSION PROOF, WATER TIGHT GRAY EPOXY POWDER COATED ENCLOSURE FINISH FEED THROUGH HUB LOCATION CUTLER HAMMER, EHD BREAKER TYPE NON INTERCHANGEABLE TRIP TYPE STAINLESS STEEL SHAFT SHAFT/HANDLE MATERIAL INCLUDES O-RING GASKET, SLOTTED MOUNTING FEET NE MODEL