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    Air-Cooled Screw Chiller(Heat Pump)

    shegnsheng FLLG series air-cooled screw chillers and heat pump units use air as the cooling and heating source, and water as the heat transfer medium to provide chilled water and hot water for the user side in central air conditioning systems. The units are equipped with internationally renowned brand compressors, electronic expansion valves, high-efficiency heat exchangers, and an advanced PLC control system, which achieves precise energy output according to the demand for cooling and heating.

    Model: FLLG
    Cooling ambient temperature Operating range: 10°C~43°C
    Heating environment temperature operating range: -10°C~21°C

    Advantage

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    High-Efficiency Low-Noise Axial Flow Fan

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    Inverted M-Type Finned Heat Exchanger

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    All Stainless Steel Bolts

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    Electronic Expansion Valve

    Technical Parameter

    High-Efficiency Low-Noise Axial Flow Fan
    Inverted M-Type Finned Heat Exchanger
    All Stainless Steel Bolts
    Electronic Expansion Valve
    Unit Electrical Distribution Box
    Twin-Screw Compressor
    Heat Pump-Specific Compressor
    Efficient Air-Side Heat Exchanger
    Electronic Expansion Valves
    High-Efficiency Water-Side Heat Exchanger
    Low-Noise, High-Efficiency Fans
    Advanced Control System
    Modular Design
    Application Scenarios

    High-Efficiency Low-Noise Axial Flow Fantheme

    High-efficiency energy-saving motor, serrated low-noise blade design.

    Inverted M-Type Finned Heat Exchangertheme

    Hydrophilic aluminum foil with double-edge design, inverted M-type layout for uniform airflow.

    All Stainless Steel Boltstheme

    The large scroll compressor unit is installed outdoors, therefore, all the connecting fasteners for the machine's outer shell are made of stainless steel bolts, which offer better corrosion resistance.

    Electronic Expansion Valvetheme

    The CAREL electronic expansion valve ensures precise throttling, contributing to system stability and high energy efficiency.

    Unit Electrical Distribution Boxtheme

    Outdoor electrical control box design.

    Twin-Screw Compressortheme

    Dedicated twin-screw compressor for heat pump applications, with the motor cooled by the refrigerant itself.

    Heat Pump-Specific Compressortheme

    Utilizes a semi-hermetic dual-screw compressor designed specifically for heat pumps. The gear design and compression ratio are optimized for optimal efficiency across diverse operating conditions.

    Efficient Air-Side Heat Exchangertheme

    Features an inverted M-structured design with new high-efficiency internal thread copper tubes that are tightly expanded with hydrophilic aluminum fins for superior heat exchange.

    Electronic Expansion Valvestheme

    Equipped across the series, these valves use suction and release superheat bidirectional control technology, ideal for stable operation over a wide range of conditions, enhancing the efficiency of heat exchangers and ensuring safe, energy-efficient operation.

    High-Efficiency Water-Side Heat Exchangertheme

    Employs an effective shell-and-tube design. The asymmetrical tubing layout is tailored to refrigerant state changes, realizing high heat exchange efficiency.

    Low-Noise, High-Efficiency Fanstheme

    The unit is fitted with axial fans that are low in noise and high in efficiency, directly driven by motors with an IP55 protection grade.

    Advanced Control Systemtheme

    Features PLCs specialized for air conditioners and a high-definition true color touchscreen interface. This provides intelligent control and comprehensive protection, making the operation intuitive and easy to understand.

    Modular Designtheme

    The unit boasts a modular design that allows for the combination of up to four modules, facilitating easy transportation, hoisting, and installation.

    Application Scenariostheme

    Widely utilized in hotels, hospitals, office buildings, shopping malls, factories, schools, and other scenarios requiring comfort and process air conditioning.

    Business Contact

    If you have any questions about shegnsheng products, please contact us.