Centrifugal Fan Driving Modes Advantages and Disadvantages By Xianrun Blower

Centrifugal Fan Driving Modes Advantages and Disadvantages By Xianrun Blower

A Mode: Direct Driving
The impeller of centrifugal fan connects to the motor shaft directly, this is suitable for small airflow and pressure centrifugal blower. 
Advantage: saving the parts (such as belt pulley, belt, coupling, etc.), reliable performance.
Disadvantage: fixed speed. 

High Quality ID Fan for Ventilation

C Mode: Belt Driving
The impeller connects to motor shaft by belt pulley.
Advantage: adjustable speed, motor installation position is flexible. 
Disadvantage: Some parts are easy to break down, and need updating maintenance. 

High Temperature Fan For Metallurgical Factory

D Mode: Coupling Driving
The impeller connects to motor shaft by coupling, coupling drive centrifugal fan for high temperature, large airflow and high pressure condition. 
Advantage: stable operation, high efficiency. 
Disadvantage: fixed speed, high cost.

Wear Resistant ID Fan