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JLSW-90D Water Cooled Screw Chiller Machine For Electronics Machining CE Certified

Dongguan Jialisheng Refrigeration Equipment Co., Ltd.

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JLSW-90D Water Cooled Screw Chiller Machine For Electronics Machining CE Certified

Country/Region china
City & Province dongguan guangdong
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Product Details

JLSW-90D Water Cooled Screw Chiller Semiconductors, Electronics, Machining, Precision Machinery


Product Description:


Water-cooled screw chiller is a kind of refrigeration equipment for industrial use, mainly used to provide cooling and air conditioning services for large buildings such as factories, commercial centers, and office buildings. It lowers the temperature of water by circulating refrigerant, so that cold water is delivered to the area that needs to be cooled to achieve the effect of cooling, dehumidification and keeping the air fresh.

The main components of a water-cooled screw chiller are compressors, condensers, evaporators, and throttle valves. Among them, the screw compressor is the core part of the whole system, which increases its temperature and pressure by compressing the refrigerant, makes it dissipate heat in the condenser and cools it down, and then absorbs heat in the evaporator and lowers the temperature, forming cold water recirculation use.

The water-cooled screw chiller has the characteristics of high cooling efficiency, large cooling capacity, stable operation, low noise, and easy maintenance. It is suitable for places that require a lot of cooling, such as large buildings and industrial manufacturing enterprises. However, its installation and use costs are high, and it requires a large space and power energy support, so it is generally used for large-scale projects and commercial purposes.


 

 

 

Production Features:


Water-cooled screw chiller has the following characteristics:

1.High refrigeration efficiency: The water-cooled screw chiller uses a screw compressor, which has the advantages of high efficiency, low noise, low vibration, and good stability. It can quickly cool down and meet large-scale refrigeration needs.

 

2.Large refrigerating capacity: The water-cooled screw chiller has a large refrigerating capacity and is suitable for places requiring a large amount of cooling, such as large buildings and industrial manufacturing enterprises.

 

3.Good stability: The key components such as the compressor, condenser and evaporator of the water-cooled screw chiller are made of high-quality materials, with high durability and stability, and can run stably for a long time.

 

4.Simple maintenance: The maintenance of the water-cooled screw chiller is relatively simple. It only needs basic maintenance such as regular cleaning, inspection and filter replacement to maintain its normal operation.

 

5.Environmental protection and energy saving: The water-cooled screw chiller uses environmentally friendly refrigerants and has a high energy efficiency ratio. At the same time, it can realize energy saving and environmental protection benefits through linkage control with other systems.

 

6.Strong adaptability: The water-cooled screw chiller can be combined in various forms according to the needs to meet the refrigeration requirements of different occasions and different needs. It is a highly flexible refrigeration equipment.

 

 

 

Working Principle:


The working principle of the water-cooled screw chiller mainly includes four processes of compression, condensation, expansion and evaporation.
1.Compression process: Under the action of the screw compressor, the refrigerant is compressed into a high-temperature and high-pressure gas, while absorbing the surrounding heat.


2.Condensation process: High-temperature and high-pressure refrigerant enters the condenser, and through contact with cold water or surrounding air, it emits heat and cools into a high-pressure liquid.


3.Expansion process: The high-pressure liquid refrigerant enters the evaporator through the throttle valve, the pressure drops suddenly, and the liquid refrigerant expands into a low-pressure refrigerant while absorbing the surrounding heat.


4.Evaporation process: The low-pressure refrigerant enters the evaporator, absorbs surrounding heat through contact with water or air, turns into a low-temperature and low-pressure refrigerant, and returns to the compression process.


Through such a cycle process, the water-cooled screw chiller can deliver cold water to the area that needs to be cooled to achieve the effects of cooling, dehumidification and keeping the air fresh. At the same time, the water-cooled screw chiller will also emit a certain amount of heat, which needs to be dissipated through cooling towers or other heat dissipation equipment to ensure the normal operation of the system.

 

 

 

 

 

Techinical Parameters:

 

ModelJLSW-30DJLSW-40DJLSW-50DJLSW-60DJLSW-80DJLSW-100DJLSW-120DJLSW-150D
Cooling capacityKW/h100140180200260370430550
TR28.539.851.256.973.9105.2122.3156.4
Temperature range 5℃~35℃(Below 0℃ can be customized)
Power supply 3N-380V/415 50HZ/60HZ
CompressorType Semi-hermetic screw
PowerKW22303641568093118
electric currentA3951657195135156198
RefrigerantType R22/R407c
Control method Temperature Sensing External Pressure Equalizing Expansion Valve
filling volumeKg16.522.227.533.444.455.666.582.6
Evaporator  shell and tube
Flowm³/h17.222.429.33343.964.275.295.3
DiameterinchG2.5"G3"G3"G3"G3"G4"G4"G4"
CompressorType shell and tube
Flowm³/h22.429.235.242.957.884.3101.1123.9
DiameterinchG2.5"G3"G3"G3"G3"G4"G4"G4"
Protective deviceHigh and low pressure switch, antifreeze protection, fusible plug/safety valve, overload protection device, coil overheat protector, automatic temperature protection switch, etc.
Machine sizeLmm22002250235024502500290030003000
Wmm80080080090090090015001500
Hmm15001600165017501800185015001550
Unit weightKg960990126013801520183021502580

 

 

ModelJLSW-170DJLSW-200DJLSW-230DJLSW-260DJLSW-280DJLSW-310DJLSW-350DJLSW-400D
Cooling capacityKW/h6207108309301020113012701530
TR176.3201.9236264.4290321.3361.1435
Temperature range 5℃~35℃(Below 0℃ can be customized)
Power supply 3N-380V/415 50HZ/60HZ
CompressorType Semi-hermetic screw
PowerKW130150175200225250281325
electric currentA218253295335390432480553
RefrigerantType R22/R407c
Control method Temperature Sensing External Pressure Equalizing Expansion Valve
filling volumeKg93.8111.2126.8144.1155.4170.9193.2220.9
Evaporator  shell and tube
Flowm³/h108.6126.3144.9163.8176.4196.5222.4252.6
DiameterinchG5"G5"G6"G6"G8"G8"G8"G8"
CompressorType shell and tube
Flowm³/h141.1166.2190.9215.8232.4258.6290.8333.2
DiameterinchG5"G5"G6"G6"G8"G8"G8"G8"
Protective deviceHigh and low pressure switch, antifreeze protection, fusible plug/safety valve, overload protection device, coil overheat protector, automatic temperature protection switch, etc.
Machine sizeLmm36003600360036503650370037004200
Wmm15001500150016001650175017501750
Hmm16501650170017001700175018001800
Unit weightKg30503200345037804060433046004820

 

 

 


Application Industry:


Water-cooled screw chiller is a kind of refrigeration equipment widely used in industrial and commercial fields. Its main application scenarios include:

 

1.Industrial refrigeration: Water-cooled screw chillers can be used in the field of industrial refrigeration, such as in the production and processing of chemical, pharmaceutical, food, beverage and other industries, to cool or refrigerate equipment and materials.

 

2.Commercial air-conditioning: Water-cooled screw chillers can be used in commercial air-conditioning fields, such as shopping malls, office buildings, hotels, cinemas and other places, to provide cooling and heating services.

 

3.Medical field: Water-cooled screw chillers can be used in the medical field, such as temperature and humidity control in hospital operating rooms, drug storage rooms and other places.

 

4.Manufacturing industry: Water-cooled screw chillers can be used in manufacturing fields, such as semiconductor, electronics, machinery and other industries, to cool or refrigerate equipment and materials during production and processing.

 

In short, water-cooled screw chillers are suitable for a variety of refrigeration demand scenarios, including industrial refrigeration, commercial air conditioning, medical fields, and manufacturing industries, providing users with efficient and reliable refrigeration services.

 

      
  Automotive Manufacturing           Chemical Engineering                  Electronics Industry                Electroplating Industry

 

     

  Injection Molding Industry           Pharmaceutical Industry           Plastic Packaging Industry               Printing Industry

 

 

Upport and Services:


Air Cooled 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:


Air-cooled 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 should be paid attention to when purchasing a water-cooled screw chiller?


When purchasing a water-cooled screw chiller, you need to pay attention to the following items:

 

1.Cooling capacity: Cooling capacity is one of the important parameters for choosing a water-cooled screw chiller, which needs to be determined according to actual needs. If the selected cooling capacity is too small, it may not be able to meet the actual demand, and the selection of too large cooling capacity will increase unnecessary energy consumption and cost.

 

2.Compressor type: The compressor types of water-cooled screw chillers include single-screw and twin-screw, of which the twin-screw has higher refrigeration efficiency, but the cost is also higher. You need to choose according to your actual needs and budget.

 

3.Heat dissipation method: The heat dissipation method of the water-cooled screw chiller includes equipment such as cooling towers and water pumps, which need to be selected according to the usage scenario and environment. If the ambient temperature is high, it is recommended to use a cooling tower to enhance the heat dissipation effect.

 

4.Energy efficiency ratio: The energy efficiency ratio is an important index to measure the energy efficiency of the water-cooled screw chiller. The higher the energy efficiency ratio, the higher the energy utilization rate, and you need to pay attention to it when choosing.

 

5.Brand and quality: The brand and quality of the water-cooled screw chiller are also one of the important factors for selection. It is recommended to choose some well-known brands and products with good reputation to ensure product quality and after-sales service.

 

6.Installation and maintenance: The installation and maintenance of water-cooled screw chillers also need attention. It is necessary to plan and design the installation location, water connection, and electrical wiring of the equipment. At the same time, regular equipment maintenance is required to ensure the normal operation and service life of the equipment.

 

In short, when choosing a water-cooled screw chiller, it is necessary to comprehensively consider factors such as cooling capacity, compressor type, heat dissipation method, energy efficiency ratio, brand and quality according to actual needs and budget, and pay attention to equipment installation and maintenance.

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