25 hp 1800 RPM, 29.1 amps 460 Volts 50/60 Hz Three Phase MotorNEMA 284TC cast iron frame, Keyed Shaft 1 7/8" Diameter x 4 5/8"Service Factor: 1.15, Overload protection = NoneVertical C-Face Mount, Regreasable Ball Bearings, Class F Insulation, Reversible1 Year Manufacture WarrantyThree phase motor designed for chemically corrosive environments with either 50 or 60 Hz power. Inverter Duty. Wiring diagram on motor name plate. TEFC = Totally Enclosed Fan cooled. DW83