... enterprise mainly produces Centrifugal fan and blower, external rotor axial fan,ventilation fan, Duct fan, shaded pole motor, external rotor fan motor,aluminum die ... Overview: The temperature of the motor is measured when the fan is under zero static pressure. When leaving the factory, ... CE, CCC,ISO(10) Illustration of Model YDK-12-41.YDK: Asynchronous motor 2. 12: Power4: 4 : Motor pole numbe, 2,4 ...