Ningbo Lionball Ventilator Co., Ltd
+86-574-28825866
Industrial Cylindrical Roller Bearing/Spherical Roller Bearings for Fans and Blowers

Industrial Cylindrical Roller Bearing/Spherical Roller Bearings for Fans and Blowers

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

    We purpose to understand high quality disfigurement with the output and supply the top service to domestic and overseas buyers wholeheartedly for EC AC Axial-flow Fan, Compact Axial Fans, Duct Fan. We circulate high quality products and raw materials, promote professional knowledge and technology, and spread the right values and culture. We serve our customers with a scientific management system, strict requirements to ensure quality, and flexible production and management methods.

    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.
    Forward centrifugal blowers always require scroll housing, which is open on one side. The characteristic features of this product series are high efficiency, a low noise level, relatively small air flow with a high increase in static pressure, robust design and space-saving application.


         The diameter of Impeller

    180mm

    Material

    Housing

    galvanized sheet steel

    Impeller

    galvanized sheet steel

    Rotor

    Coated in black plastic

    Direction of rotation

    Clockwise, seen on rotor

    Counter-Clockwise, seen on rotor

    Type of protection

    IP54

    Insulation class

    Class B or Class F

    Mounting position

    Shaft horizontal or rotor on bottom; rotor on top on request(Any)

    Condensate discharges

    Rotor-side

    Approvals

    CE, CCC,UL and so on

    Mode of operation

    Continuous operation(S1)

    Bearings

    Maintenance- free ball bearings

    Motor protection

    TOP wired internally

    Cable exit

    variable, lateral

    Ambient temperature

    -20℃ to 60℃


    Performance parameters

    Model

    Voltage
           V

    Frequency
           HZ

    Current
           A

    Input Power
           W

    Speed
           RPM

    Max Air Flow
    M³/H

    Capacitor
           μF

    Noise
    dB(A)

    Curve

    YWFF4E180L

    230

    50/60

    0.54/0.68

    125/155

    1140/1130

    720/714

    4

    66/68

    ①②

    YWFF4E180H

    115

    60

    1.8

    210

    1550

    890

    16

    70


    3

    4

    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

    Wining the majority of your crucial certifications of its market for Industrial Cylindrical Roller Bearing/Spherical Roller Bearings for Fans and Blowers. Through the efforts of all colleagues in the company, our company has made remarkable achievements in recent years. We have a complete training system, standardized personnel training and selection standards, and a complete internal recruitment system to provide a space and platform for personal development for employees who are pragmatic, willing and responsible.

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