General Purpose Motor Three Phase Motor Design 3-Phase 1/2 HP Nameplate RPM 3 450 No of Speeds 1 Voltage 230/460V AC Full Load Amps 1.8/0.90 A 48 Frame Hz 60/50 Hz Motor Service Factor 1.25 Max Ambient Temp 104 Degrees F Motor Thermal Protection None Duty Cycle Continuous Ins. Class B Motor Enclosure Design Open Dripproof Motor Shaft Rotation CW/CCW Motor Mounting Type Rigid Base Motor Mounting Position Horizontal or Vertical Shaft Down Inverter Rated Yes