50 hp 1800 RPM, 56 amps 460 Volts 60/50 Hz Three Phase MotorNEMA 326TS Rolled Steel Frame, Keyed Shaft 1 7/8" Diameter x 3 3/4"Service Factor: 1.15, Overload protection = NoneRigid Base Mount, Ball Bearings, Class F Insulation, Reversible1 Year Manufacture WarrantyGeneral purpose motor designed for use with pumps, fans, and compressors where contaminants are minimal. Wiring diagram on motor name plate. ODP = Open Drip Proof. DC42