They are widely used in greenhouse,poultry house,industrial
workshop etc.
1.the blade is made of stainless steel. surface finish: ba thickness:1.2mm
2. there is a centrifugal push-pull device connected with the shutters. its main material is pa66 with longer service life.
3. as for the shutters, when working. no matter what the pressure is, it can keep opening totally and cause the biggest air volume. when closed, it can efficiently block light or wind into.
4. the belt brand is mitsubishi. belt type b has replaced the type a. type b catched this kind design better.
5. motor siemens and other chinese brands for option. bearing imported from france
6. nuts have been changed from round type to hexagon type. the motor can be fixed much firmer together with the stainless steel washer.
7. frame material: hot galvanized sheet. there is the plastic handle to carry easier and look smart.
8. the motor pulley and belt pulley are in the same line all the time to reduce the wearing and extend belt service life.
specifications 24"/36"/50"(diameter of blade) 380v/50hz/3phase
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