Overview Product Description UM322 Three Phase Motors Multi-Speed 10~2.5 HP Features: Ball Bearings 60 Hz 40°C Ambient Class B or F Insulated Service Factor 1.15 Applications: For two speed, one and two winding, variable torque applications for speed control from one speed to another while under load. Blowers, fans, conveyors, mixing machines, centrifugal pumps 10~2.5 HP 1800/900 RPM 200-230 Volts 10 Oper. HP High Spd 1.25 Oper. HP Low Spd 27.7-32.4/11.2-11.6 Amps 215T Frame "F" Class Insulation 88.0 High Spd Efficiency 77.0 Low Spd Efficiency Cross Reference: M1010T 245-139 M309 M311 Product Videos Custom Field Product Reviews