General Purpose Motor Three Phase Motor Design 3-Phase 1 1/2 HP Nameplate RPM 3 510 No of Speeds 1 Voltage 230/460V AC Full Load Amps 3.7/1.85 A 56H Frame Hz 60/50 Hz Motor Service Factor 1.15 Max Ambient Temp 104 Degrees F Motor Thermal Protection None Duty Cycle Continuous Ins. Class F Motor Enclosure Design Open Dripproof Motor Shaft Rotation CW/CCW Motor Mounting Type Rigid Base Motor Mounting Position Horizontal Inverter Rated Yes Motor Shaft Design Keyed