Cooling tower belt reducer motor is a mechanical device specially used for cooling tower fan drive. It converts the high speed of the motor into the low speed required by the cooling tower fan through the coordination of the motor, the decelerating device and the belt transmission system, so as to achieve efficient fan operation. The following is a detailed introduction to the cooling tower belt reducer motor:
Reduced Speed Cooling Tower Belt Motor Basic composition
1. Reduced Speed Cooling Tower Belt Motor
Usually, three-phase asynchronous motors or high-efficiency motors are used, which have stable performance and long service life.
2. Reduced Speed Cooling Tower Belt Motor Speed Reduction Device
It is mainly composed of a reduction box (worm gear, helical gear or planetary gear, etc.) to reduce the speed and provide greater torque.
3. Reduced Speed Cooling Tower Belt Motor Belt Drive System
Includes a pulley and a drive belt for transmitting the power output of the deceleration device to the cooling tower fan shaft.
Reduced Speed Cooling Tower Belt Motor Working principle
The motor provides power through rotation, reduces the speed and increases the torque through the decelerating device, and then transmits the power to the fan through the belt transmission system, thereby driving the fan blade to rotate, ensuring the air circulation in the cooling tower and improving the cooling efficiency.
Reduced Speed Cooling Tower Belt Motor Advantage
1. Reduced Speed Cooling Tower Belt Motor Simple structure
The belt drive is easy to maintain and replace, and the overall structure is relatively simple.
2. Reduced Speed Cooling Tower Belt Motor Low cost
The belt drive solution is more economical than the direct drive method.
3. Reduced Speed Cooling Tower Belt Motor You're adaptable
The belt drive can adjust the speed by replacing the belt pulley to flexibly meet the operating needs of different cooling towers.
Reduced Speed Cooling Tower Belt Motor Size Measurement

Type | Moumting dimensions | Overall simensions |
B | L1 | H | E | F | D | G | K | T | M | n-S | L | AC | AD | P |
90S | 208 | 50 | 12 | 32 | 8 | φ24 | 20 | M8 | 30 | φ165 | 4-φ12 | 258 | φ175 | 160 | φ200 |
90L | 233 | 50 | 12 | 32 | 8 | φ24 | 20 | M8 | 30 | φ165 | 4-φ12 | 283 | φ175 | 160 | φ200 |
100 | 262 | 60 | 14 | 40 | 8 | φ28 | 24 | M8 | 30 | φ215 | 4-φ12 | 322 | φ205 | 190 | φ250 |
112 | 282 | 60 | 14 | 40 | 8 | Φ28 | 24 | M10 | 25 | φ215 | 4-φ25 | 342 | φ230 | 198 | φ250 |
132S | 316 | 80 | 18 | 56 | 10 | φ38 | 33 | M12 | 30 | φ265 | 4-φ25 | 396 | φ264 | 215 | φ300 |
132M | 354 | 80 | 18 | 56 | 10 | φ38 | 33 | M12 | 30 | φ265 | 4-φ25 | 434 | φ264 | 215 | φ300 |
160M | 426 | 110 | 20 | 85 | 12 | Φ42 | 37 | M16 | 40 | Φ300 | 4-φ16 | 536 | Φ325 | 255 | φ350 |
160L | 470 | 110 | 20 | 85 | 12 | φ42 | 37 | M16 | 40 | φ300 | 4-Φ16 | 580 | φ325 | 255 | φ350 |
180m | 478 | 110 | 18 | 80 | 14 | Φ48 | 42.5 | M16 | 40 | φ300 | 4-φ19 | 588 | Φ360 | 285 | φ350 |
180L | 516 | 110 | 18 | 80 | 14 | φ48 | 42.5 | M16 | 40 | φ300 | 4-φ19 | 626 | φ360 | 285 | φ350 |
How To Select Cooling Tower Belt Motor
I. Reduced Speed Cooling Tower Belt Motor Types
(1) Reduced Speed Cooling Tower Belt Motor External Cooling Tower Motors
External cooling tower motors are installed outside the cooling tower, making them easy to install and maintain. They also allow for more convenient maintenance and repair of the motor. However, since external cooling tower motors are exposed to the elements such as wind and sunlight, it is important to consider their protection level when selecting them.
(2) Reduced Speed Cooling Tower Belt Motor Internal Cooling Tower Motors
Internal cooling tower motors are installed inside the cooling tower, which requires higher stability in operation. When selecting these motors, it is necessary to consider parameters such as torque, speed, and power.
II.Reduced Speed Cooling Tower Belt Motor Key Considerations for Selecting Cooling Tower Motors
(1) Reduced Speed Cooling Tower Belt Motor Understanding Cooling Tower Parameters
Before selecting a motor, it is essential to understand the parameters of the cooling tower, such as water flow rate, water temperature, air flow rate, and air pressure. This information helps determine the power and speed of the motor. If the motor power is too high or too low, it will affect the normal operation of the cooling tower.
(2) Reduced Speed Cooling Tower Belt Motor Determining Motor Power and Speed
When selecting a motor, it is necessary to determine its power and speed. Typically, internal motors have lower power and speed, while external motors have higher power and speed. Additionally, it is important to consider the motor's efficiency and power factor to ensure high energy efficiency.
(3) Reduced Speed Cooling Tower Belt Motor Considering Motor Protection Level
The protection level of cooling tower motors should be IP55 or higher to ensure that the motor is not affected by external factors such as moisture.
(4) Reduced Speed Cooling Tower Belt Motor Considering Motor Corrosion Resistance
Since the internal environment of a cooling tower is relatively complex, it is necessary to choose a motor with good corrosion resistance. Generally, cooling tower motors should be made of corrosion-resistant materials to ensure long-term stable operation.
III. Reduced Speed Cooling Tower Belt Motor Performance Parameters of Cooling Tower Motors
(1) Reduced Speed Cooling Tower Belt Motor Power
Power is one of the most important parameters of a motor. The power of a cooling tower motor is usually expressed in kilowatts (kW). The higher the power, the greater the torque of the motor, allowing it to handle larger loads. It is necessary to select the appropriate power based on the cooling tower's working load and speed. If the power is too low, the motor may not meet the cooling tower's requirements, while too much power will waste energy and resources.
(2) Reduced Speed Cooling Tower Belt Motor Speed
Speed is another important parameter of a motor. The speed of a cooling tower motor is usually expressed in revolutions per minute (RPM). The higher the speed, the higher the efficiency of the motor, but it will also generate more noise and vibration. It is necessary to select the appropriate speed based on the cooling tower's working load and speed. If the speed is too high, the motor may produce excessive noise and vibration, affecting the working environment and employee health.
(3) Reduced Speed Cooling Tower Belt Motor Noise
Choosing a cooling tower motor with low noise levels can reduce the impact of noise on workers and is also beneficial for the company's image.
(4) Reduced Speed Cooling Tower Belt Motor Durability
Choosing a cooling tower motor with a long lifespan can reduce replacement and maintenance costs and is also beneficial for saving company costs.
IV. Reduced Speed Cooling Tower Belt Motor Maintenance and Care of Cooling Tower Motors
(1) Reduced Speed Cooling Tower Belt Motor Regularly Check Motor Operation
Regularly check the temperature, noise, vibration, protection level, and lubrication of the motor.
(2) Reduced Speed Cooling Tower Belt Motor Regularly Check Electrical Connections
Regularly check the electrical connections of the motor, such as whether the cable connections are loose and whether the grounding is good.
(3) Reduced Speed Cooling Tower Belt Motor Regularly Replace Motor Lubricant
Regularly replace the motor lubricant to ensure the motor's lubrication performance.
(4) Reduced Speed Cooling Tower Belt Motor Regularly Clean the Inside of the Cooling Tower
Regularly clean the inside of the cooling tower to ensure the motor's heat dissipation performance.
V. Reduced Speed Cooling Tower Belt Motor Suggestions for Purchasing Cooling Tower Motors
(1) Reduced Speed Cooling Tower Belt Motor Purchase Motors with High Quality
High-quality cooling tower motors have the advantages of high efficiency, low noise, and durability. To purchase high-quality cooling tower motors, you can refer to the reviews of other users or choose products from well-known brands.
(2) Reduced Speed Cooling Tower Belt Motor Purchase Motors with Appropriate Power
When purchasing a cooling tower motor, it is necessary to consider the actual usage of the equipment. If the cooling tower is small, purchasing a motor with appropriate power can meet the equipment's needs while also reducing energy consumption and costs.
(3) Reduced Speed Cooling Tower Belt Motor Purchase Motors Suitable for the Operating Environment
When purchasing a cooling tower motor, it is necessary to consider the operating environment of the equipment, such as temperature and humidity. The performance and quality of cooling tower motors can vary in different operating environments. Therefore, it is important to select a cooling tower motor that is suitable for the operating environment.
(4) Reduced Speed Cooling Tower Belt Motor Purchase Motors with Reasonable Prices
A cooling tower motor that is too expensive may increase costs, while one that is too cheap may affect the quality and lifespan of the equipment. Therefore, it is important to choose a cooling tower motor with a reasonable price.
Reduced Speed Cooling Tower Belt Motor Application
Industrial cooling tower
Plant cooling system
Cooling equipment in HVAC system
Reduced Speed Cooling Tower Belt Motor Packing
Packing:
wooden case.
Delivery time:
With in 10 days.

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