... compatibility, Widly used in most countries in the world. The series has high locked-rotor torque, Dependable circulation, Beautiful shape, Low ... or 60HZRaged Speed(rpm): 600r/min 10-pole,750r/min 8-pole,1500r/min 4-pole,3000r/min 2-poleInsulation Class ... Type: IMB3, IMB5, IMB14, IMB35Duty: S1Methods of Cooling: IC411 Y2 series three phase induction motor