SIEMENS LOW VOLTAGE SENTRON MOLDED CASE CIRCUIT BREAKER ACCESSORY. 3 PIECE ALUMINUM BODY LUG FOR 3-POLE 600A - 1200A MD / ND FRAME BREAKER. WIRE RANGE 250 - 500KCMIL (CU/AL) - 4 BARREL LUG. INCLUDES NDTS END BARRIER. SUITABLE FOR LINE AND LOAD SIDES. 3 LUG KIT.