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Low Noise Belt-type Ventilation Fan Box - High-Quality China Suppliers & Factory for Efficient Air Circulation

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Product Operating Conditions

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Our high-performance product is designed for a wide range of operating conditions, making it ideal for various applications. The operational temperature ranges from -20 to +40℃, ensuring continuous performance even in extreme environments. For high-temperature resistance, it can withstand up to 100℃ for 20 hours of continuous operation, and it is capable of enduring 280℃ for up to 60 minutes, making it suitable for demanding industrial applications.

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Humidity levels should remain below 90% to maintain optimal performance. The medium condition for the operation is air, allowing for a clean and efficient environment. This product is powered by a reliable three-phase 380V/50Hz supply, ensuring consistency and efficiency in power delivery.

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As a leading factory and supplier in China, we are committed to providing high-quality products that meet international standards. Learn more about how our product can enhance your operations and the benefits of partnering with top China suppliers in the industry.

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    Product Details

    ⚙️ Product Overview

    1. High Efficiency & Low Noise: The HTFC type cabinet-type centrifugal fan is a high-efficiency, low-noise unit. The product consists of a low-noise forward-tilted multi-blade centrifugal fan, motor, bearings, transmission components, and a sound-absorbing box.

    2. Flexible Installation: Depending on the installation location, it offers 12 different angle inlet and outlet positions to meet diverse user needs.

    3. Dual Type Classification:
    • Type A: Motor installed outside the box, used for fire smoke exhaust (CCCF certified). It can operate continuously for 60 minutes at 280°C.
    • Type B: Motor installed inside the box, used for general ventilation and air exchange.

    HTFC Cabinet Centrifugal Fan
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    The fan is available in 12 specifications (9" to 40"), with air volumes ranging from 1650 to 112619 m³/h and total pressure from 152 to 1124 Pa. It offers single-speed (Type I) and dual-speed (Type II) versions for performance adjustment. Variable-frequency regulation (25Hz to 50Hz) is also supported.
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    Explosion-Proof Capability: To meet hazardous environment requirements, the fan can be manufactured with an explosion-proof grade of EXdIIBT4, suitable for flammable and explosive gas locations.
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    Noise Control: Different lengths of mufflers or thickened muffler-type box bodies can be equipped to further reduce operating noise based on site requirements.
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    Air Filtration: Primary, secondary, or high-efficiency filters can be integrated to improve air cleanliness. Note: Actual pressure loss and box length should be adjusted accordingly when filters are added.

    🏢 Product Application

    Fans are widely utilized across various sectors including hotels, restaurants, auditoriums, theaters, basements, factories, mines, and office buildings. They are specifically engineered for ventilation and smoke removal in environments that demand low noise and large air volume.

    Frequently Asked Questions

    What is the difference between Type A and Type B HTFC fans?
    Type A has the motor installed outside the box and is specifically certified for fire smoke exhaust. Type B has the motor inside the box and is designed for standard ventilation and air exchange.
    Can this fan withstand high temperatures?
    Yes, the Type A fire smoke exhaust model is CCCF certified and can operate continuously for at least 60 minutes at a temperature of 280°C.
    Does the fan support speed adjustment?
    Yes, Type II fans are equipped with dual-speed motors. Additionally, fans can be fitted with variable-frequency motors and controllers for regulation between 25Hz and 50Hz.
    Is there an explosion-proof version available?
    Yes, for environments with flammable or explosive gases, the fan can be customized to an explosion-proof grade of EXdIIBT4.
    Can I add air filters to the cabinet fan?
    Yes, primary, secondary, or high-efficiency filters can be installed. However, the fan box length may need to be increased to accommodate them and account for pressure loss.
    How many installation configurations are available?
    The fan offers 12 different angle positions for the inlet and outlet to accommodate various installation requirements and ducting layouts.

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