Brand Name: retek
Model Number: 300mm
Place of Origin: Zhejiang, China (Mainland)
30external rotor axial fan motor
1.Material:impeller completely made of cold rolled steel
2.IP44
3.Bearing:Ball bearing.
4.Insulation class:F
1. Impeller
5-sickle bladed proled die-cast aluminum impeller, sizes from 200 to 710mm, available in 60Hz and UL types, air volume from 480 to 16080m3/h. 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.
2. Bearing
All bearings in axial 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.
3. Motor
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.
4. Feature
For installation in equipment with short bell mouth, high flexibility by variation of blade angle and speed of motor, available in both airow directions as well as 60Hz.
5. Application
Ventilation, air conditioning, heating technology, drying, cooling, agriculture