Ningbo Lionball Ventilator Co., Ltd
+86-574-28825866
Industrial Upblast Centrifugal Roof Mounted Exhaust Fans

Industrial Upblast Centrifugal Roof Mounted Exhaust Fans

YWF External Rotor Centrifugal Fans are divided into forward centrifugal fan and backward centrifugal fan according to curved blades, which have compact structure, convenient installation, credible running, little noise, energy saving and high efficiency.

  • Description

    The company adheres to the tenet of 'quality oriented, customer first', and develops innovative products for dryer booster fan, inline bathroom exhaust fan, Unit Bearing HVAC AC Motors in the fierce market competition. Our company actively assumes social responsibilities, condenses into collective energy with its own individual strength, and makes contributions to society. We believe that only when there is trust, there is responsibility, when there is responsibility, there is a sense of honor, and only when there is a sense of honor can we make unremitting efforts for the development of the company. The company adheres to the development policy of "technological innovation, creating high-quality goods" and the principle of "forge ahead, customer first", and continue to provide our customers with high-quality products and excellent services. We sincerely cooperate with friends from all walks of life, new and old customers, and create brilliance together. We are willing to establish long business relationship with those who seek the high quality products and good service.

    Production description
    (1)YWF External Rotor Centrifugal Fans are divided into forward centrifugal fan and backward centrifugal fan according to curved blades, which have compact structure, convenient installation, credible running, little noise, energy saving and high efficiency.
    (2)Several speed ranks, adapt to both frequency conversion and voltage transformation speed changing active. Our products are widely used in duct fans, roof ventilator, air purifying equipment, air conditioning, and household appliances, etc.
    (3)The voltage of the single phase motor is 220V, 50/60 Hz, and the voltage of three phase motors is 380V, 50/60Hz. We can also supply other fan motors with different voltages and frequencies according to clients' requirement.
    (4)The safety grade of this series is IP54, and the insulation classes are class B and class F.
    (5)The applicable ambient temperature of the fan motors used in condenser is from -30℃~60℃.
    (6) The average service life of motors is over 30,000 hours.
    (7) Our products have gotten UL approval, CE approval and CCC approval.
    (8)Typical applications
    Exhausting industrial processes, roof and building ventilation, clean room and other sensitive HEPA filtering application, laboratory and research facility ventilation, air conditioner, heat exchangers, in-line duct blowers, range hood, fire place inserts, humidifiers, dehumidifiers, hand dryers


    Performance parameters

    Model

    Voltag

      V

    Frequency
           HZ

    Current
           A

    Input Power
           W

    Speed
           RPM

    Max Air Flow
     M³/H

    Capacitor
           μF

    Noise
    dB(A)

    Curve

    YWFB2E220

    230

    50/60

    0.4/0.55

    90/120

    2600/2900

    900/1000

    3

    72/75

    ①②

    115

    50/60

    0.8/1.1

    90/120

    2600/2900

    900/1000

    12

    72/75

    YWFB4E220

    230

    50/60

    0.18/0.21

    41/48

    1450/1700

    430/500

    2

    50/60

    ③④


    1

    2

    Production details 

    3

    Production Equipment

    4


    High speed punching

    5

    Projection Apparatus 


    6

    High and Low Temperature Test Chamber


    7

    Auto coil winding machine


    8

    Air Flow Room 


    9

    CNC lathe


    11

    Automatic spray painting


    12

    Production Line


    13

    Rain Lab


    15

    welding manipulator

    With the vision of becoming the most competitive enterprise and the most valuable company in the world, we are committed to providing customers with valuable Industrial Upblast Centrifugal Roof Mounted Exhaust Fans and services. Now many OEM factories cooperated with us too. The development of the company needs to be driven by the strength of employees, and the development of individual employees needs the company to provide opportunities and development space.

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