QO 42 Space, 42 Circuit Indoor Load Center Main Breaker, 3 Phase, 240V (150A)

QO 42 Space, 42 Circuit Indoor Load Center Main Breaker, 3 Phase, 240V (150A) Product Specifications: Product Type: Load Center Load Center Type: Main Breaker Rated Current: 150 A Number of Spaces: 42 Tightening Torque: Cover 20 lb.in Max Short Circuit Current Rating: 25 kA Maximum Number of Single Pole Circuits: 42 Maximum Number of Tandem Breakers: 0 Number of Phases: 3 phase Wire Size: AWG 4...300 kcmil aluminum/copper Voltage:208Y/120 V AC, 240/120 V delta AC, 240 V delta AC Electrical Connection: Lugs Wire Configuration: 3-wire, 4-wire Ground Bar: (ordered separately) Busbar Material: Tin plated copper busbar Enclosure Material: Welded sheet steel Surface Finish: Baked enamel gray Enclosure Rating: NEMA 1 (Indoor) Box Number: 12 Ambient Air Temperature for Operation: 23 °F (-5 °C) - 104 °F (40 °C) UL Listed Warranty: 18 Months