Washdown Brake Motor, 3-Phase, 1 HP, 1725 Nameplate RPM, Voltage 230/460, Phase 3, 56C Frame, Totally Enclosed Nonventilated, Full Load Amps 2.8/1.4, 60 Hz, Motor Thermal Protection None, F Ins. Class, Motor Service Factor 1.15, Ball Motor Bearings, Max. Ambient Temp. 40 Degrees C, CWSE Motor Shaft Rotation, Shaft Dia. 5/8 In., Shaft Length 2 In., Length Less Shaft 15-7/16 In., Motor Frame Material Epoxy Coated Rolled Steel, Nominal Efficiency 85.5 Percent, RPM Range 1701-1800