Metric Motor 3-Phase IP55 Enclosure 1 HP 0.75 kW Nameplate RPM 3390 Frame D80D Voltage 230/460 60/50 Hz 3 Phase Full Load Amps 2.8/1.4 Face/Base Mounting Thermal Protection None Insulation Class F Service Factor 1.15 Ball Bearings Frame Material Aluminum Ambient Temperature 40 Degrees C CW/CCW Rotation Nominal Efficiency 75.5 Percent Continuous Duty 3001-3600 UL Recognized CSA Certified CE Certified