280mm Ec Electric Plenum Centrifugal Exhaust Fan

• Material: Aluminum Fan
• Blade Material: Aluminum Alloy
• Type: Centrifugal Fan
• Electric Current Type: Ec
• Mounting: Duct Fan
• Certification: RoHS, CE, CCC
• Transport Package: Standard Exporting Packages
• Trademark: LONGWELL
• Origin: China
• Production Capacity: 30000 PCS / Month

Product Description

 Longwell 280mm  Low noise high wind speed EC Centrifugal blower fan for Air filtration systems

 

EC external rotor motor	230V/400V 50/60Hz
Power Input Range	245W~1140W
Max Air Flow Ranges	1700~4150 m³/h
Max Air Pressure	620~1300 Pa
IP Level	IP 55 ,IP 54
Speed Control	Control Input 0-10VDC / PWM
Life expectance	50,000Hours(L10),At 40ºC room, humidity 15%~65%RH.
Electronic Protection	Locked-rotor Protection; Locked-Rotor Protection; Over- Current Protection; Over- Voltage Protection; Soft Start; Reverse Polarity Protection
Ambient Temp Ranges:-25 ºC - +60 ºCTransformer air cooling

Special Features:
Green technology EC motor
Extremely compact
The impeller is directly mounted on the motor rotor
Efficient
Low noise
Low copper and iron loss
Synchronous operation, no slip loss
Permanent magnet is adopted, and there is no hysteresis loss in the rotor
The operation is very economical
Optimized commutation, up to 1:10