US Motors (Nidec) YC32P1B 1 1/2 hp 3600 RPM 143T Frame (Rigid Base) 230/460V TEFC 3-Phase Div 1 Hazardous Duty Motor 1 1/2 hp 3600 RPM, 3.9/1.9 amps 230/460 Volts 60 Hz Three Phase Motor NEMA 143T Cast Iron frame Keyed Shaft 7/8" Diameter x 2 1/4" Service Factor: 1.15, Overload protection = None Rigid Base Mount, Ball Bearings, Class F Insulation, Reversible 1 Year Manufacture Warranty General purpose, Corrosion resistant, Division 1 hazardous location motor for class 1 group D. Wiring diagram on motor name plate. TEFC = Totally Enclosed Fan Cooled. CP17