Product Description:
A water-cooled screw explosion-proof chiller is a refrigeration device designed to operate in hazardous environments where explosive gases or vapors are potentially present. The following is a description of this chiller:
1. Working principle: A water-cooled screw explosion-proof chiller uses a screw compressor to compress the refrigerant into a high-temperature, high-pressure gas, which is then dissipated through a condenser to condense into a high-pressure liquid. This refrigerant cools down and absorbs heat through an evaporator, and then enters the compressor cycle again to achieve a refrigeration cycle.
2. Explosion-proof design: This chiller uses an explosion-proof design to ensure that it will not cause an explosion in a potentially hazardous environment. They usually have a special explosion-proof housing and a safety control system to prevent any situation that may cause an explosion.
3. Water-cooled: This chiller dissipates heat through water and usually needs to be connected to a cooling water source, such as a cooling tower or other water cooling equipment, to ensure the stable operation of the cooling system.
4. Application areas: Water-cooled screw explosion-proof chillers are mainly used in the chemical industry, oil and gas industry, mining, hazardous chemical processing and other fields to ensure refrigeration needs in potentially hazardous environments.
In general, a water-cooled screw explosion-proof chiller is a refrigeration equipment specially designed for use in hazardous environments. Its explosion-proof characteristics and efficient refrigeration capacity make it widely used in specific industries.
Production Features:
Explosion-proof chillers have many advantages in specific environments, including but not limited to the following:
1. Safety: Explosion-proof chillers are designed to operate in environments with potentially explosive gases or steam. They have explosion-proof housings and safety control systems, which can effectively reduce the risk of explosion and ensure the operation of equipment and personnel safety.
2. Reliability: Explosion-proof chillers are specially designed and manufactured with high reliability, can operate stably in harsh environments, reduce equipment failures and maintenance frequency, and improve work efficiency.
3. Adaptability: Applicable to hazardous environments such as chemical, petroleum, natural gas, and mining, meet the special requirements of these industries, and ensure that the refrigeration system operates reliably in hazardous environments.
4. Energy saving: Some explosion-proof chillers use advanced energy-saving technologies, such as variable frequency regulation and heat recovery, to improve energy utilization efficiency, reduce energy consumption, and achieve energy saving goals.
5. Efficiency: Equipped with efficient compressors and control systems, ensure that the refrigeration system operates efficiently, provides stable refrigeration effects, and reduces energy waste.
6. Environmental protection: Some explosion-proof chillers use environmentally friendly refrigerants and materials, meet environmental standards, and reduce the impact on the environment.
In general, explosion-proof chillers have the advantages of safety, reliability, high efficiency, energy saving, and strong adaptability in specific dangerous environments. They are important refrigeration equipment that can operate reliably in environments that require explosion-proof protection.
Working Principle:
The working principle of the water-cooled explosion-proof chiller mainly includes the following steps:
1.Compressor: First, the compressor of the water-cooled explosion-proof chiller will inhale the low-temperature and low-pressure refrigerant gas and compress it into high-temperature and high-pressure gas.
2.Condenser: The compressed high-temperature and high-pressure gas enters the condenser, where it exchanges heat with water to cool the gas and condense it into a liquid.
3.Expansion valve: The refrigerant condensed into a liquid enters the evaporator through the expansion valve. At this time, the pressure of the liquid refrigerant suddenly drops, and the liquid refrigerant expands into a gas, absorbing the surrounding heat, and cooling the water in the evaporator.
4.Cold water cycle: The cold water cycle circulates the cold water through the water pump, sends the water to the equipment or process that needs to be cooled, and exchanges heat with the refrigerant to reduce the temperature of the water, and then circulates it back to the chiller.
5.Re-compression: The refrigerant turns into gas after passing through the evaporator, and is sucked into the compressor again to start a new cycle.
In short, the water-cooled explosion-proof chiller absorbs the surrounding heat through the steps of compressing the refrigerant, condensing, expanding the valve, and cold water circulation, and then reduces the temperature through the water circulation.
Techinical Parameters:
| Model | JLSW-30AD | JLSW-40AD | JLSW-50AD | JLSW-60AD | JLSW-80AD | JLSW-100AD | JLSW-120AD | JLSW-150AD |
| Cooling capacity | KW/h | 100 | 140 | 180 | 200 | 260 | 370 | 430 | 550 |
| TR | 28.5 | 39.8 | 51.2 | 56.9 | 73.9 | 105.2 | 122.3 | 156.4 |
| Temperature range | | 5℃~35℃(Below 0℃ can be customized) |
| Power supply | | 3N-380V/415 50HZ/60HZ |
| Compressor | Type | | Semi-hermetic screw |
| Power | KW | 22 | 30 | 36 | 41 | 56 | 80 | 93 | 118 |
| electric current | A | 39 | 51 | 65 | 71 | 95 | 135 | 156 | 198 |
| Refrigerant | Type | | R22/R407c |
| Control method | | Temperature Sensing External Pressure Equalizing Expansion Valve |
| filling volume | Kg | 16.5 | 22.2 | 27.5 | 33.4 | 44.4 | 55.6 | 66.5 | 82.6 |
| Evaporator | | | shell and tube |
| Flow | m³/h | 17.2 | 22.4 | 29.3 | 33 | 43.9 | 64.2 | 75.2 | 95.3 |
| Diameter | inch | G2.5" | G3" | G3" | G3" | G3" | G4" | G4" | G4" |
| Compressor | Type | | shell and tube |
| Flow | m³/h | 22.4 | 29.2 | 35.2 | 42.9 | 57.8 | 84.3 | 101.1 | 123.9 |
| Diameter | inch | G2.5" | G3" | G3" | G3" | G3" | G4" | G4" | G4" |
| Protective device | High and low pressure switch, antifreeze protection, fusible plug/safety valve, overload protection device, coil overheat protector, automatic temperature protection switch, etc. |
| Machine size | L | mm | 2200 | 2250 | 2350 | 2450 | 2500 | 2900 | 3000 | 3000 |
| W | mm | 800 | 800 | 800 | 900 | 900 | 900 | 1500 | 1500 |
| H | mm | 1500 | 1600 | 1650 | 1750 | 1800 | 1850 | 1500 | 1550 |
| Unit weight | Kg | 960 | 990 | 1260 | 1380 | 1520 | 1830 | 2150 | 2580 |
| Model | JLSW-170AD | JLSW-200AD | JLSW-230AD | JLSW-260AD | JLSW-280AD | JLSW-310AD | JLSW-350AD | JLSW-400AD |
| Cooling capacity | KW/h | 620 | 710 | 830 | 930 | 1020 | 1130 | 1270 | 1530 |
| TR | 176.3 | 201.9 | 236 | 264.4 | 290 | 321.3 | 361.1 | 435 |
| Temperature range | | 5℃~35℃(Below 0℃ can be customized) |
| Power supply | | 3N-380V/415 50HZ/60HZ |
| Compressor | Type | | Semi-hermetic screw |
| Power | KW | 130 | 150 | 175 | 200 | 225 | 250 | 281 | 325 |
| electric current | A | 218 | 253 | 295 | 335 | 390 | 432 | 480 | 553 |
| Refrigerant | Type | | R22/R407c |
| Control method | | Temperature Sensing External Pressure Equalizing Expansion Valve |
| filling volume | Kg | 93.8 | 111.2 | 126.8 | 144.1 | 155.4 | 170.9 | 193.2 | 220.9 |
| Evaporator | | | shell and tube |
| Flow | m³/h | 108.6 | 126.3 | 144.9 | 163.8 | 176.4 | 196.5 | 222.4 | 252.6 |
| Diameter | inch | G5" | G5" | G6" | G6" | G8" | G8" | G8" | G8" |
| Compressor | Type | | shell and tube |
| Flow | m³/h | 141.1 | 166.2 | 190.9 | 215.8 | 232.4 | 258.6 | 290.8 | 333.2 |
| Diameter | inch | G5" | G5" | G6" | G6" | G8" | G8" | G8" | G8" |
| Protective device | High and low pressure switch, antifreeze protection, fusible plug/safety valve, overload protection device, coil overheat protector, automatic temperature protection switch, etc. |
| Machine size | L | mm | 3600 | 3600 | 3600 | 3650 | 3650 | 3700 | 3700 | 4200 |
| W | mm | 1500 | 1500 | 1500 | 1600 | 1650 | 1750 | 1750 | 1750 |
| H | mm | 1650 | 1650 | 1700 | 1700 | 1700 | 1750 | 1800 | 1800 |
| Unit weight | Kg | 3050 | 3200 | 3450 | 3780 | 4060 | 4330 | 4600 | 4820 |
Application Industry:
Explosion-proof chillers are mainly used in environments that require explosion-proof protection and are generally widely used in the following fields:
1. Chemical industry: There are explosive gases or vapors in the chemical production process, and explosion-proof chillers are used to ensure the safe operation of the refrigeration system in such an environment.
2. Oil and gas industry: There may be explosive gases in the oil and gas production process, and explosion-proof chillers can be used to keep the temperature of production equipment within a safe range.
3. Mining: In some mines and mining sites, there may be flammable gases in the air, and explosion-proof chillers can ensure that the refrigeration system operates in these environments without causing danger.
4. Hazardous chemical storage and handling: In hazardous chemical storage and handling facilities, explosion-proof chillers can be used to ensure the safety of the refrigeration system.
5. Aerospace industry: In some aerospace facilities, due to the chemicals or gases used, explosion-proof chillers are required to ensure the safe operation of the equipment.
In general, explosion-proof chillers are mainly used in various industrial environments where explosive gases or vapors are present to ensure the safety and reliability of the refrigeration system.
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.
Maintenance Method:
The maintenance of the water-cooled explosion-proof chiller plays a vital role in the normal operation and life of the equipment. The following are some things to pay attention to:
1.Regular maintenance: The water-cooled explosion-proof chiller needs regular maintenance, cleaning the condenser and evaporator and other components, and checking the pressure of the refrigerant to ensure the normal operation of the equipment.
2.Water quality management: The cooling system of the water-cooled explosion-proof chiller needs to use water as the cooling medium, so it is necessary to pay attention to the management of water quality, regularly test the water quality, replace the water with poor water quality in time, and add chemicals such as preservatives.
3.Check the electrical system: The electrical system of the water-cooled explosion-proof chiller needs to be checked regularly to ensure that the electrical equipment is working normally and to avoid safety problems caused by electrical failures.
4.Clean the filter screen: There will be a filter screen in the water circulation system of the water-cooled explosion-proof chiller, and the filter screen needs to be cleaned regularly to avoid the blockage of the filter screen and affect the water circulation.
5.Pay attention to safety: When maintaining the water-cooled explosion-proof chiller, you need to pay attention to safety to avoid danger caused by improper operation.
In short, the maintenance of the water-cooled explosion-proof chiller is very important, and it needs to be cleaned, inspected and replaced regularly to ensure the normal operation and safety performance of the equipment. At the same time, attention should be paid to water quality management, electrical system inspection, filter cleaning and safe operation.
Product Tags:
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JLSW-60AD Low Temperature Chemical Plant Chemical Production Explosion Proof Chiller Images
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