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JLSF-90A Air Cooled Screw Chiller , R22 R407C R134a Industrial Water Chillers

Dongguan Jialisheng Refrigeration Equipment Co., Ltd.
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    Buy cheap JLSF-90A Air Cooled Screw Chiller , R22 R407C R134a Industrial Water Chillers from wholesalers
     
    Buy cheap JLSF-90A Air Cooled Screw Chiller , R22 R407C R134a Industrial Water Chillers from wholesalers
    • Buy cheap JLSF-90A Air Cooled Screw Chiller , R22 R407C R134a Industrial Water Chillers from wholesalers
    • Buy cheap JLSF-90A Air Cooled Screw Chiller , R22 R407C R134a Industrial Water Chillers from wholesalers

    JLSF-90A Air Cooled Screw Chiller , R22 R407C R134a Industrial Water Chillers

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    Brand Name : JIALIS
    Model Number : JLSF-90A
    Certification : CE/ISO9001
    Price : Discuss
    Payment Terms : T/T
    Supply Ability : 50 units per month
    Delivery Time : 20 days
    • Product Details
    • Company Profile

    JLSF-90A Air Cooled Screw Chiller , R22 R407C R134a Industrial Water Chillers

    JLSF-90D Air Cooled Screw Chiller Hydraulic Machinery, Power Machinery, Intelligent Equipment, Automation Equipment


    Product Description:


    Air-cooled screw chiller is a kind of industrial refrigeration and commercial air conditioning equipment, mainly composed of evaporator, compressor, condenser and expansion valve and other components. It uses a screw compressor to compress the low-temperature and low-pressure refrigerant into a high-temperature and high-pressure gas, then releases heat to the outside through the condenser, and finally reduces the temperature and pressure of the refrigerant through the expansion valve to return to the evaporator for recycling.

    During operation, the air-cooled screw chiller absorbs the heat in the outdoor air, cools the cooling water and circulates it to the room, so as to reduce the indoor temperature. Its cooling efficiency is greatly affected by factors such as outdoor temperature and humidity, so its effect may be limited in high-temperature and high-humidity environments.

    Compared with water-cooled chillers, air-cooled screw chillers do not require an additional cooling water system, so they are simpler and more cost-effective. However, since it uses outside air for cooling, it can be problematic in areas with high air pollution or where indoor air quality needs to be maintained.



    Production Features:


    Features of the air-cooled screw chiller include:

    1.No additional cooling water system: Compared with water-cooled chillers, air-cooled screw chillers do not require additional cooling water systems, so they are simpler and cost-effective.


    2.Wide range of applications: Air-cooled screw chillers are suitable for various types of buildings and places, such as commercial office buildings, hotels, hospitals, schools, etc.


    3.High refrigeration efficiency: The air-cooled screw chiller uses a screw compressor, which has the advantages of high refrigeration efficiency, low noise, and low maintenance cost.


    4.Easy installation: The installation of the air-cooled screw chiller is relatively simple and does not require additional equipment such as water pipes and water pumps.


    5.High reliability: The air-cooled screw chiller is designed and manufactured with high precision, and has good stability and reliability.


    6.Strong adaptability: The air-cooled screw chiller has strong adaptability and can adapt to different environmental conditions and load changes.


    Working Principle:


    The working principle of the air-cooled screw chiller is as follows:

    Compression process: The refrigerant is compressed into a high-temperature and high-pressure gas in the screw compressor, and then enters the condenser.


    Condensation process: The high-temperature and high-pressure gas is cooled in the condenser to become a high-pressure liquid, and at the same time release heat, which is dissipated into the outdoor air through fans and radiators.


    Expansion process: After the high-pressure liquid is decompressed by the expansion valve, it becomes a low-temperature and low-pressure liquid, and then enters the evaporator.


    Evaporation process: The low-temperature and low-pressure liquid evaporates in the evaporator, absorbs the heat in the room, cools down the cooling water in the room, and circulates it to the room, thereby achieving the purpose of reducing the indoor temperature.


    Techinical Parameters:


    ModelJLSF-30AJLSF-40AJLSF-50AJLSF-60AJLSF-70AJLSF-80AJLSF-90AJLSF-100AJLSF-110A
    Cooling capacityKW/h94.8126.4158.0189.6221.2252.8284.4316.0347.6
    Kcal/h84,000112,000140,000168,000196,000224,000252,000280,000308,000
    Temperature range5℃~35℃(Below 0℃ can be customized)
    Power supply3N-380V/415V 50HZ/60HZ
    Total powerKW24.833.741.545.257.4626972.583.6
    Running currentA4156.569.675.996.586.7116.2122111.3
    Chilled waterm³/h1519.624.22935404550.253.8
    compressortypeSemi-hermetic screw type
    Start methodY-△
    capacity adjustment0,25,50,75,100
    input powerKW23.330.738.542.251.4566366.373
    Frozen oiltypeHBR-A01
    filling volumeL778121616161618
    refrigeranttypeR-22/R407C
    control methodTemperature Sensing External Pressure Equalizing Expansion Valve
    Evaporatorfilling volumeKG162227323642465256
    typeshell and tube
    condenserDiametermmDN65DN80DN80DN80DN80DN100DN100DN100DN125
    typeHigh-efficiency copper-sleeved aluminum-fin type + low-noise external rotor fan
    Cooling air volumem³/h280003600045000550063000740008300092000102000
    protective deviceHigh and low voltage switch, antifreeze protection, soluble plug, safety valve, overload protection device, coil overheat protector, automatic temperature protection switch, etc.
    DimensionsLmm220023002500280028002910310031503150
    Wmm110011001200120018002050205020502050
    Hmm182020302030203021002100210021002100
    weightKG92011201350156017801920223024502720

    ModelJLSF-120DJLSF-130AJLSF-150AJLSF-160DJLSF-180DJLSF-200DJLSF-240DJLSF-260DJLSF-300D
    Cooling capacityKW/h379.2410.8474.0505.6568.8632.0758.4821.6948.0
    Kcal/h336,000364,000420,000448,000504,000560,000672,000728,000840,000
    Temperature range5℃~35℃(Below 0℃ can be customized)
    Power supply3N-380V/415V 50HZ/60HZ
    Total powerKW149169195.1204.8240247.5282309.4364.5
    Running currentA88.6100.5114.8120.5141.6145.6165.5182214.4
    Chilled waterm³/h5965747990101119130152
    compressortypeSemi-hermetic screw type
    Start methodY-△
    capacity adjustment0,25,50,75,100
    input powerKW79.688.5102.8108.5126.6130.6150.5167199.4
    Frozen oiltypeHBR-A01
    filling volumeL181823242428323236
    refrigeranttypeR-22/R407C
    control methodTemperature Sensing External Pressure Equalizing Expansion Valve
    Evaporatorfilling volumeKG6266758092103121126150
    typeshell and tube
    condenserDiametermmDN1250DN150DN200
    typeHigh-efficiency copper-sleeved aluminum-fin type + low-noise external rotor fan
    Cooling air volumem³/h112000122000141000150000169000189000223000245000285000
    protective deviceHigh and low voltage switch, antifreeze protection, soluble plug, safety valve, overload protection device, coil overheat protector, automatic temperature protection switch, etc.
    DimensionsLmm350038004120425046804680523056306550
    Wmm210021002100210021002100210021002210
    Hmm212021202120212021202120212021202150
    weightKG305033603670355041204230465055707420


    Application Industry:


    The air-cooled screw chiller is a chiller that uses a screw compressor and an air-cooled condenser, and is suitable for the following industries:


    1.Industrial manufacturing: In the industrial manufacturing process, many equipment need to be cooled, such as plastic processing equipment, metal processing equipment, chemical equipment, etc. At this time, it is necessary to use air-cooled screw chillers to provide cooling services for these equipment.


    2.Commercial buildings: Air-cooled screw chillers can provide refrigeration services for large commercial buildings, factories and public places, such as shopping centers, supermarkets, hotels, hospitals, office buildings, etc.


    3.Pharmaceutical industry: In the pharmaceutical industry, many production processes need to control temperature and humidity to ensure product quality and safety, so chillers are needed for cooling and humidity control.


    4.Food industry: In the food industry, many production processes require temperature control, such as wine, beverages, dairy products, etc., and chillers are required for refrigeration.


    5.Electronics industry: In the electronics industry, many devices need to be cooled, such as electronic components, semiconductor equipment, etc., and chillers are required for cooling.


    In short, air-cooled screw chillers are suitable for various industries and occasions that require refrigeration, such as industrial manufacturing, commercial construction, pharmaceutical industry, food industry, electronics industry, etc.



    Automotive Manufacturing Chemical Engineering Electronics Industry Electroplating Industry

    Injection Molding Industry Pharmaceutical Industry Plastic Packaging Industry Printing Industry


    Upport and Services:


    Chiller technical support and service includes:

    1. 24/7 customer support
    2. Remote guidance installation and maintenance
    3. Remote Diagnostics and Troubleshooting
    4. Phone/Email Advice and Guidance
    5. User friendly documentation and manuals
    6. Software Updates and Upgrades
    7. Cost price of spare parts and consumables


    Packing and Shipping:


    Chillers are packaged and shipped in standard plywood wooden boxes. All components are secured and protected with a film, and the unit is then placed on a pallet for easy transport. And affix the shipping mark information label on the wooden box to ensure correct delivery.


    What are the specific differences between air-cooled screw chillers and water-cooled chillers in terms of heat dissipation and operating temperature?


    There are some specific differences between air-cooled screw chillers and water-cooled chillers in terms of heat dissipation and operating temperature, as follows:

    1. Heat dissipation effect: The water-cooled chiller circulates the cooling water through the cooling tower or cooler, and uses the high specific heat of water and latent heat of evaporation to dissipate heat. This heat dissipation method usually provides a high heat dissipation effect because water has a relatively high heat conduction and heat absorption capacity.

    In contrast, air-cooled screw chillers use built-in fans to move air through a cooler or radiator, using convection and conduction of air to dissipate heat. Although the heat conduction and heat absorption capacity of air is relatively low, effective heat dissipation can still be achieved by optimizing the heat sink design and fan operation.


    2. Working temperature: Water-cooled chillers are usually able to provide a lower working temperature. Due to the high specific heat and latent heat of evaporation of water, water can absorb a large amount of heat during the cooling process, thereby reducing the temperature of the cooling medium. This makes water-cooled chillers perform better in applications that require cooler operating temperatures.


    The working temperature of air-cooled screw chillers is usually slightly higher than that of water-cooled chillers. Due to the limited heat conduction and heat absorption capacity of the air, the air-cooled screw chiller may not be able to reduce the temperature of the cooling medium to the same level as the water-cooled chiller during the heat dissipation process.

    It is necessary to select the appropriate chiller type according to the specific application requirements and process requirements. For applications requiring lower operating temperatures or where temperature control is critical, a water-cooled chiller may be more suitable. For some general industrial applications, the heat dissipation effect and working temperature provided by the air-cooled screw chiller can usually meet the demand.


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