Product Description
External fans for electric motors is a motor cooling fan that complies with national standards. It uses an aluminum casing and airflow-optimized fan blades can provide high air volume with minimum noise levels. These devices are flow optimized to achieve high air volume at low noise levels. It can effectively reduce the heat of the product when the motor is running at high speed to extend the use of the motor.
Voltage and frequency
Rated voltage: single phase 110V,220V,380V
Three phase:110V,220V,380V,415V,660V,1140V
Working Temperature: -15℃~+40℃
Operating mode:S1
Technical date
Working flow
Fan Cover Processing
Inspection of raw materials --- Blanking---Punching---Circle---Welding---Shaping--- Flanging---Welding wire mesh---Welding the base of the terminal box---Inspection
Painting Processing
Grinding and reshaping---Rust decontamination---Cleaning--- Primer spray/Spray undercoat---Drying---Spraying surface coat---Drying---Inspection
Fan assembly Process
Nailing the nameplate and direction mark---Motor mounting/Installing the motor---Connecting line---Inspection---Installing the base of the terminal box---Final inspection
Our Certification
UL Certification
CSA Certification
CE Certification
Our Services
1. Warranty: 2 years from delivery date, we will replace or repair the problem fan for free(damage caused by incorrect operation can't be acceptable).
2. Quality Control:100% inspection before delivery.
3. Customized OEM service& Fast response.
http://www.mingtong-ventilation.com/