Ningbo Lionball Ventilator Co., Ltd
+86-574-28825866
Direct Drive Axial Downblast Exhaust Fans

Direct Drive Axial Downblast 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

    Commitment to be responsible for every dryer vent fan, External Rotor Axial Fan, in line extractor fan product sold and to satisfy every customer is our pursuit. We have cultivated a professional and well-managed management team. At present, we are facing the cooperation and competition with multinational companies in terms of market share and economic resources. We have gradually established the management strategy of "survival of traditional business, development of cultural business and value creation of innovative business".

    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

    We not only will try our greatest to offer superb companies to just about every buyer, but also are ready to receive any suggestion offered by our shoppers for Direct Drive Axial Downblast Exhaust Fans. Since its foundation, the company keeps living up to the belief of 'honest selling, best quality, people-orientation and benefits' to customers. Through technology accumulation and continuous innovation in products, technology and production process, our company has successfully realized technological transformation around industrial policy and market orientation.

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