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/