Ningbo Lionball Ventilator Co., Ltd
+86-574-28825866
Xfs-900 Forward Double Inlet Centrifugal Fan

Xfs-900 Forward Double Inlet Centrifugal Fan

Single Inlet Forward Centrifugal fans and blowers are compact units that can be used to either pressurize or evacuate in air moving applications. The impellers are permanently mounted to the external rotors for ease of installation and maintenance-free operation.

  • Description

    As a brand committed to becoming a century-old enterprise, we have always taken it as our mission to create fresh air duct fan, Portable Axial Fan, Centrifugal Fan with leading technology. They place order with us and export solutions to other countries. Let's take advantage of product design, cost control and lower prices, share the resources and create the results of Win-Win. We will continue to play the spirit of meticulousness, faithfully perform our job duties and move forward with greater passion for our work. We have to continue to uphold the 'quality, comprehensive, efficient' business philosophy of 'honest, responsible, innovative'.

    Production description
    Single Inlet Forward Centrifugal fans and blowers are compact units that can be used to either pressurize or evacuate in air moving applications. The impellers are permanently mounted to the external rotors for ease of installation and maintenance-free operation. These units may be mounted in any orientation to provide maximum airflow in minimum areas.

    (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.
    (8) Our products have gotten UL approval, CE approval and CCC approval.
    (9) Product Features
    ① —Material: Housing: galvanized sheet steel
    Impeller: galvanized sheet steel
    Rotor: Coated in black plastic
    ② Bearings: Maintenance- free ball bearings
    ③ Direction of rotation: Clockwise, seen on rotor
    ④All models have reached UL approval, CE approval and CCC approval
    ⑤The type of protection is IP54. All models are fitted with an internal Thermal Overload Protection Device
    ⑥ Mounting position: Shaft horizontal or rotor on bottom; rotor on top on request (Any)
    ⑦Insulation class is class B or class F


    Performance parameters

    Model

    V

    Frequency
           HZ

    Current
           A

    Input Power
     KW

    Speed
    RPM

    PA

    Max Air Flow
    M³/H

    Capacitor
           μF

    Noise
     dB(A)

    Curve

    YWFF4E200

    230

    50

    1.36

    0.26

    1400

    0

    1160

    6

    70

    YWFF4E200

    230△/400Y

    50

    1.7/1.0

    0.24

    1400

    0

    1160

    /

    70


    5

    6


    Product feature and application

    (1) Product feature:

    ●Compact structure

    ●Specialized design

    ●Refined process control

    ●Simple Installation

    ●High efficiency and low noise

    ●Long service life


    (2)Application

    ●Condenser

    ●Evaporator 

    ●Pipe fan 

    ●Roof ventilator

    ●Heat dissipation and ventilation 


    Illustration of Models

    YWF—F—2—E—200

    ①    ②  ③  ④  ⑤

    ①YWF: External Rotor Centrifugal Fan

    ②F: Forward

    B: Backward

    D: Double Inlet

    ③(2,4,6):Pole of Motor

    ④E: Single Phase Capacitor Operation

    D: Three Phases Asynchronous Operation  

    ⑤200: The Diameter of inlet


    FAQ

    (1)Q: Are you a manufacture factory?

    A: Yes,we are one of the leading manufacturers of fans and motors in China since 1980, Our factory occupied area of 26000square meters, located in Yinzhou district, Ningbo. We have more than 300 employees.

    (2)Q: Which product certification do you have?

    A: Our products are approved VDE certificate, UL certificate, CE certificate, ROHS certificate, CCC certificate, SASO certificate and so on.

    (3)Q: How about our company's quality control system??

    A: We have gotten IS09001:2008 certificate(SGS)

    (4)Q: How long is the warranty of your products 

    A:One year after ETD

    (5)Q:What kind of trade terms and payment terms?

    A: Trade terms: EXW, FOB

    B: Payment terms: T/T, L/C

    We make full use of our expertise, advantages, abilities, and resources that can be mobilized, constantly surpass ourselves, and pursue excellence in the quality of our Xfs-900 Forward Double Inlet Centrifugal Fan. We always insist on providing safe and efficient technology and service, and establish a good image of responsibility and commitment in the industry. We actively provide optimized solutions to our users, and we take any different suggestions from our users seriously and improve them.

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