... high quality. 2:high efficiency, large start torque, high reliability. 3:protection degree:IP55 Y400 series three phase induction motors are are ... of products both at home and aboard. With high efficiecy,large start torque beautiful figure novel patter ,compact and reasonable stucture ... : high efficiency,save energy,largetorque,lower noise, lower vibration Y400 series three phase motor (IP55)