Overview Product Description TECO WESTINGHOUSE, NEMA PREMIUM ELECTRIC MOTORMotor has SGR (Shaft Grounding Rings) to protect bearings from electrical damage. Applications: Fans & Blowers, Pumps, Crushers, Compressors, Mixers, Conveyors 1 hp 3600 RPM, 2.74/1.37 amps 230/460 Volts 60hz. Three Phase NEMA 143/145T Frame, Keyed Shaft 7/8" Diameter x 2 1/4" Rolled Steel Frame, Enclosure: Open Drip Proof (IP22) Service Factor: 1.15, Thermal Overload Protection: None Rigid Base, Reversible, Ball Bearings, Class F Insulation Suitable for Inverter Use per NEMA MG-1 Part 31.4.4.2 Inverter Duty Speed Range: 20:1 Variable Torque, 10:1 Constant Torque Product Videos Custom Field Product Reviews