Fire Pump Motor Body Dia 24.5 in Conduit Box Position F1 F2 Duty Cycle Continuous Frame 449TS Hz 60/50 Full Load Amps 546.0 Full Load Amps @ 50Hz 546.0 Height 26 1/2 in HP 500 HP @ 50Hz 500 Includes Conduit Box Ins. Class F Inverter Rated No Length Less Shaft 39 9/16 in Max Ambient Temp 50 Degrees C Motor Application Pump Motor Bearings Ball Motor Design 3-Phase Motor Efficiency Group Energy Efficient Motor Enclosure Design Open Dripproof Motor Frame Material Cast Iron