Marathon® Blue Max® 2000 AC Motor, 4-Pole Continuous-Duty, Brake Motors Application, Inverter Ready Special Features, 1 HP, 230/460 VAC, 3/1.5 A, 60 Hz Frequency, 3 ph ph, 1756 RPM Speed, 1 Speed, Totally Enclosed Nonvented (TENV) Enclosure, 143TC Frame, 0.88 in Dia x 2.12 in L Shaft, Reversible Rotation, 1 Service Factor, Ball Bearing, 6 ft-lb Torque, Rigid Base Mounting, 40 °C, Insulation Class: Class F, Cast Iron, 2000:1 Constant Torque Speed, 17 in L x 11.03 in W x 7.45 in H Dimensions