Centrifugal Shutter Type Exhaust Fan

Product Description

1. Frame: The automatic transform craft that adopts a forerunner models at a time, especially thick galvanizing layer, the anti-causticity is the strongest, the bottom applies drainage outlet.

2. Blade: Stainless steel blade. Fan blades are adjusted by intelligent dynamic-balance tester, each blade tolerance weight controlled within 1g. Ensure the fan smooth running, lower vibration, less noise, increase stability.

3. Motor: Both China famous motor and Siemens motor can be choose. Motor voltage and frequency can be customized. Motor protection grade IP*5, insulation class F grade.

4. Belt: Belts are Japanese Mitsubishi brand, ensure the long service life, maintenance free. From ***0 the first adopt Type B belt which is 3times longer service life instead of type A.

5. Shutter: Shutter made of high strength hot DIP galvanized sheet, the special shutter automatically open device (special push-pull device), ensure to open and close completely, so the shutter can open *0° At any times and windproof, rainproof and dust proof.

6. Bearing: Fan bearing adopts imported double-row bearing with special waterproof design, water can't enter. High strength, lower noise, maintenance free and long service life.

7. Belt pulley: Fan belt pulley and flange are made of high strength aluminum-magnesium alloy by die-casting. Light weight, lower vibration. Blast-sanding treatment for attractive appearance, eliminate internal stress to improve its own rigidity and stability.

8. Pull-pull device: Use the best industrial nylon plastic to make up, intensity higher, lead to inset sheet metal inside the stem, raised the intensity of direction stem, insure the device to have a long service life.