20 hp 1200 RPM, 49.0/24.4 amps 230/460 Volts 60 Hz Three Phase MotorNEMA 286T Cast Iron frame Keyed Shaft 1 7/8" Diameter x 4 5/8"Service Factor: 1.15, Overload protection = NoneRigid Base Mount, Ball Bearings, Class F Insulation, Reversible1 Year Manufacture WarrantyGeneral purpose, Corrosion resistant, Division 1 hazardous location motor for class 1 group D. Wiring diagram on motor name plate. TEFC = Totally Enclosed Fan Cooled. FE82