Product Description1. Fan blade is made of stainless steel by punch
forming. No dust, attractive and durable. Special blades shape
designensure large air volume, no deformation, no broken, keep air
volume same all the way. Thickness 1.2mm, surface finish BA
grade. 2. Fan belt pulley is made of high strength
aluminum-magnesium alloy by die-casting which reduce the weight of
blade impellercomplete, high corrosion resistance. Special three
reinforced ribs pulley design. Blast-sanding treatment for
attractiveappearance, eliminate internal stress to improve its own
rigidity and stability, never broken. 3. Both China famous
motor and Siemens motor are available. Motor voltage and frequency
can be customized. Chinese famous motor OEM by special design for
fan,the first put in the phase lack protection device which would
power off when shortage of electricity. Motor protection grade
IP55,insulation class F grade.4. Fan blades are adjusted by
intelligent dynamic-balance tester, each blade tolerance weight
controlledwithin 1g. Ensure the fan smooth running, lower
vibration, less noise, increase stability. Blade material have
stainless steel,galvanized sheet, aluminum alloy, FRP for
option. 5. 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. 6. Using high
strength nylon swung drop hammer opening device to ensue the
shutters opening and closing flexibly. 7. Belts are Japanese
Mitsubishi brand, ensure the long service life, maintenance
free 8. Hot-DIP galvanized blade support and safe net ensure
never rust. Main Features1) Hot-dip galvanized plate adopt
275g/m2 galvanized layer, not rust.2) 95% of the parts are
produced by ourselves, reducing the cost of processing ,sharing
profits with customers, ensuring quality , utmost cost-effective
globally3) Complete CNC production line, the accuracy of assembling
holes is 100%, easy to assemble, quality assured.4) Wall-Mounting
fan , easy installation and maintenance5) Belt Drive, Big
airflowTechnical Data:ModelDriveBlades
Diameter(mm)Blades Rotational Speed(rpm)Motor Rotational
Speed(rpm)Air Flow (m³/h)Input Power (W)Noise
(db)XH-620Direct500140014005700370
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