Industrial Factory Greenhouse Ventilation Exhaust Fan

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China Supplier good quality industrial wall fan mushroom exhaust fan Agricultural Box Exhaust Fan

This type box fan is specially designed for high airflow capacity. The main features are
great efficiency and low maintenance cost. To improve aerodynamic efficiency, the fan has been developed improved and the performances were confirmed by tests performed in our lab.

Model	Drive	Blades Diameter(mm)	Blades Rotational Speed(rpm)	Motor Rotational Speed	Air flow	Input power	Noise(db)
								(rpm)	m³/hr	(W)
G1100	Belt	1000	600	1400	32500	750	＜65
								40 inch
G1220	Belt	1100	460	1400	38000	750	＜64
								44 inch
EHS 50”	Belt	1270	458	1400	45000	1100	＜64
								50 inch
EHS 53”	Belt	1400	325	1400	55800	1500	＜64
								56 inch

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 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