Duct fan features
1.Duct fan use low noise outer rotor motor and high efficiency Centrifugal impeller direct drive. Rectangle inlet and outlet can Supply the air directly,and install with duct in coaxial,don,t need the machine room.Installation height is low,and easy to install. The air volume can be 12000m3/h
2.Duct fan construction is reasonable and compact,and size is Small,weight is light, runs in stable,noise is low.The impeller Motor was pased the total balance test,the balance precision Class is 2.5
3.Duct fan motor is snigle support external rotor motor,motor with Inner overheat state to guarantee the motot.The isolation class for the Motor is F, protection class is IP54
4.Silencing duct fan is combined by fan and muffler, the noise is lower and construction is more compact.