introduction
Belt Drive Forward Curve Blower is a medium-low pressure, high-volume centrifugal fan that connects the motor and impeller through a belt drive system.

Parameter
|
Temperature tolerance |
20℃ ~80℃ |
|
Air volume |
1500 m3/h~100000 m3/h |
|
Pressure |
150 Pa~1500Pa |
|
Power |
120W~ 75KW |
|
Material |
Carbon steel and galvanized sheet |
|
Application |
HVAC |
Features
Sufficient Air Volume
The belt-driven forward curved blower adopts a double-sided integrated stamped air inlet, combined with a forward-inclined impeller design, which can stably deliver a large air volume of up to 100,000 m³/h to meet the air supply needs of large spaces.
Low-noise Operation
The forward-inclined impeller of this product combines the low-pressure operation characteristics to reduce the airflow resistance naturally. With the dynamic balance correction to the G4.0 level, the vibration speed is < 1.0mm/s, which significantly reduces noise and mechanical wear.
Flexible Transmission
Using a belt drive system, compared with a direct-connected fan, this forward curved blower can effectively avoid direct exposure of the motor in high temperature, humidity, and corrosive environments, making motor maintenance more convenient and operation safer and more reliable.
Stable Structure
The fan casing is made of carbon steel or galvanized sheet, and the volute and side plate are connected by a lock molding system to achieve a high-strength fixed structure.
Multi-angle Air Outlet
The blower supports left-right rotation, and the air outlet angle can be flexibly configured to 0°/90°/180°. The air duct direction can be flexibly adjusted according to the project site requirements.
Application
Belt-driven forward curved blowers are widely used in central air-conditioning units, fresh air ventilation systems, clean rooms, and commercial ventilation equipment. They are suitable for conveying large air volumes and low to medium pressure clean gas environments.
Quality Certifications
We hold certifications including ISO9001, ISO45001, CE, UL, and several patents.





Packing
Our fans are usually packed in 120cm x 80cm pallet boxes to ensure the product's transportation safety. We can also provide customized packaging solutions according to customer needs to ensure that the product is delivered intact.
FAQ
Q: What is a Belt Drive Forward Curve Blower?
A: Belt Drive Forward Curve Blower is a ventilation device that drives the impeller through a belt and a pulley. It adopts a forward-inclined blade design and is suitable for conveying clean gas with large air volume and low to medium pressure.
Q: What are its advantages compared with direct-drive blowers?
A: Compared with direct-drive blowers, the belt drive method can place the motor away from high temperatures or corrosive environments, improve operating safety and facilitate maintenance, and is particularly suitable for air conditioning or industrial systems with complex working conditions.
Q: What is its maximum air volume and pressure?
A: The maximum air volume of this blower can reach 100,000 m³/h, and the maximum static pressure can reach 1500 Pa. It is suitable for the ventilation needs of large spaces and medium system resistance.
Q: What is the role of the forward curved blade design?
A: The forward curved blade can achieve higher air volume at lower pressure and lower noise, which is suitable for central air conditioning systems with high requirements for quietness and air volume.
Q: How does it perform in terms of noise control?
A: The impeller has been dynamically balanced to G4.0 level, and the operating vibration speed is < 1.0 mm/s, which can effectively reduce noise and mechanical wear and extend the life of the equipment.
Q: Is its structure easy to install and maintain?
A: Yes. The double-sided integrated stamping air inlet and the optional 0°/90°/180° air outlet direction design greatly improve the installation flexibility, and the belt drive structure also facilitates the daily replacement of belts and bearings.
Q: What application scenarios is it suitable for?
A: It is suitable for central air-conditioning units, air handling units, fresh air systems, clean workshops, and other environments that require large air volume and low noise.
Q: What is the shell material used? Is it durable?
A: The fan shell is made of carbon steel or galvanized steel plate, and the volute and side plate are connected by a lock-shaped structure, which has strong rigidity and durability and is suitable for a variety of industrial environments.
Q: Why is it suitable for central air-conditioning units?
A: The fan has the characteristics of low noise, large air volume, and flexible installation, which just meet the dual requirements of the central air-conditioning air supply system for air circulation efficiency and silent operation.
Q: What certifications guarantee product quality?
A: The products have passed ISO9001 quality management system certification, and are subject to performance testing and dynamic balancing tests before leaving the factory to ensure that the shipped products meet the quality requirements of the international market.
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