The centrifugal ventilator 4-79 Type are normaly used in Factory and big buildings to ventilate and export air, in the air there is no impurities and hard substance that is 150mg/m3,temperature is not more than 80C. blower,air blower,centrifugal blower  The performance and components Type 4-72 are same as the Type 4-72. Choose motor Type YB serial Modeblower,air blower,centrifugal blower  From the view of motor side, the ventilator which vane wheel rotates clockwisely is call right-rotation indicated with " Right"; left-rotation indicated with "Left"blower,air blower,centrifugal blower There are five driving modes A,B,C,D,E. In the ventiltor Type 4-72, No.2.8-6 adopts driving mode A; NO. 8-12 C,D, No.16-20 B.Ventilator structureblower,air blower,centrifugal blower entilator Type T4-79 consists mainly of vane wheel, ventilator shell, inlet draught. No. 8-No.20 have such components same as mentioned as No. 2.8-6, additional driving components.

1,Vane wheel consists of ten back-bent vanes, front disc and flat back plate, having better performance such as high efficiency, stable runing, etc. blower,air blower,centrifugal blower .

2,The inlet draught is installed at the side of ventialtor, having a curve-shape section parallel to axis, so that air can enter into vane wheel smoothlly with little loss.blower,air blower,centrifugal blower 3Driving part consists of spindle,gearbox, belt wheel or shaft couple.blower,air blower,centrifugal blower