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Product description
Product Description
Specification

Siemens motor Horticulture Exhaust Fan

EM Series
1. Wall mounted negative exhaust fan
2. Frame SuperDyma galvanized sheet or 304 stainless steel for choice
3. Blade SuperDyma, 430 SS or 304 SS.
4. Zinc / Aluminum magnesium zinc thickness 275g
5. Motor 1phase / 3 phase, 50 HZ/ 60HZ, 380V/230V/220V.
Product Details
Gosvan Exhaust Fan Motor
Brand: Chinese brand motor & Siemens motor
Protection level: IP55
Insulation level: Grade F

Volt&frequency:Customized
Advantage: With phase failure protective device to ensure motor working well

Gosvan Exhaust Fan Blade
1. Material : krupp-renn 430 stainless steel
2. Thickness 1.2mm
3. Diameter: 1270mm
Advantage:
Large air flow, no deformation, no fracture, no dust, attractive and durable.
Blade Material Choice:
Galvanized sheet, aluminum alloy,SUS 304 
Gosvan Exhaust Fan Belt Pulley
1. Material: High strength aluminum-magnesium alloy by die-casting.
2. Blast-sanding treatment, eliminate internal stress to improve its own rigidity and stability
Advantage:
Light weight, Low vibration ,attractive appearance.
Gosvan Exhaust Fan Centrifugal System
1.Material: High quality Nylon PA66
2.Guide Rod: 304 stainless steel with special material outside, high strength, no rust, reduce friction.
3.Rivet: 304 stainless steel , wear-resisting, no rust.
Advantage:
It can keep the shutters open at complete 90 degree to ensure the lowest air resistantce and biggest air volume.
Special device is made together with it to make sure the shutters close silently when the fan stop working.
Gosvan Exhaust Fan Blade Connetor
Material: Aluminum Alloy
Surface: Special Process for it to make sure the toughness, Anti-corrosion ability and attractive appearance
Notice: PVC gasket is added for the Net and Rod
Gosvan Exhaust Fan Rod
Material: Hot dip galvanized pipe
Thickness:2.5mm
Blade Support Base
1.Material: PVC.
2. Type: Plug-in connection
Advantage: Durable, shock absorption enhances the overall robustness of the fan

Fixed Nuts and Washer
1. Hexagon Nuts
2. Stainless Steel Washer
Advantage:
More firmly, never loosen. Not rust, changing motor easily.
Linking Part
1. Material: Aluminum Alloy
2. Spring: 304 stainless Steel, no deformation ,no rust.
Advantage:
Light weight, no deformation, long service life.
Wear-resistant shaft sleeves reduce friction for shutters to open flexibly.
Fan blade dynamic balance
1. Designed with special technology
2. Dynamic balance material: special designed and manufactured material for high performance elegant appearance.
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