DC brushless centrifugal axial exhaust fan with external rotor motor
1.type of protection:IP44
The impellers of plug fans are the fruits of high-technology and advanced skill. The blades have been applied with our own integral structure patent in China, which ensures the necessary rigidity and accuracy. The center-plate of impellers fit areo-dynamic profile. All impellers have passed balance test according to our own standard, which is higher than national standard.
All bearings in plug fans are manufactured by brand name companies of Japan. These ball race type shaft bearings are hermetically sealed, pre-greased and self-aligning. Under, normal duties, these bearings are service free.
The motors inside are all newly external rotor motor with thermal protector inside and this insulation class of motor is F. We can also supply motors in other brand as client appointed.
Optimal motor cooling and a compact construction achieved through integrated voltage controllable external rotor motor.
Refrigeration, air conditioning, agriculture, heating technology, clean room technology, automotive air conditioning.