Key Features and Functionality:
Stable, reliable and widely applicable: Using water as the cooling medium significantly reduces the impact of ambient temperature changes on refrigerated water cooled air dryer. Under harsh environmental conditions such as high temperature and high humidity, the water cooling system can continuously and stably provide cooling for the equipment to ensure the normal operation of the refrigeration system. At the same time, the equipment uses high-quality core components, such as well-known brand refrigeration compressors, corrosion-resistant heat exchangers and durable gas-water separators. These components have undergone strict quality testing and long-term practical application verification, and have excellent reliability and stability, greatly reducing the failure rate of the equipment and extending the service life of the equipment.
Energy-saving, environmentally friendly, economical and efficient: Water-cooled refrigerated air
dryers are outstanding in energy saving. Its water cooling system can make full use of the circulation of cooling
water, improve heat exchange efficiency, and reduce the energy consumption of refrigeration compressors. Compared
with air-cooled dryers, water-cooled dryers can save 10% - 20% of electricity under the same processing volume and
drying effect.
Filtration solutions
- Mechanical manufacturing industry: In the field of mechanical manufacturing, a large number of pneumatic equipment, such as pneumatic tools, pneumatic clamps, pneumatic control valves, etc., rely on dry and clean compressed air for operation. Water-cooled refrigerated air dryers can provide high-quality air sources for these equipment, prevent pneumatic components from rusting and corroding due to moisture in compressed air, extend the service life of the equipment, and improve the operating stability and reliability of the equipment.
- Chemical industry: In the chemical production process, many process links require the use of compressed air, such as material transportation, pneumatic instrument control, chemical reaction stirring, etc. Moisture and impurities in compressed air may affect the progress of chemical reactions, resulting in a decline in product quality and even safety accidents. Water-cooled refrigerated air dryers can effectively remove moisture and impurities in compressed air, provide dry, clean and stable air sources for chemical production, and ensure the safety of chemical production and the stability of product quality.
- Food and beverage industry: The production process of food and beverages has extremely strict hygiene requirements. Compressed air, as a medium that directly or indirectly contacts food, must be guaranteed to be dry, clean and odorless. Water-cooled refrigerated air dryers can provide dry compressed air that meets food hygiene standards and is used in food packaging, filling, material transportation and other links to prevent the growth of bacteria and mold due to moisture in compressed air, and ensure the quality and safety of food and beverages. At the same time, dry compressed air can also prevent food packaging from being damaged by moisture, extend the shelf life of food, and enhance the market competitiveness of products.
- Electronics industry: The production and assembly of electronic components have strict environmental requirements. Tiny moisture and impurities may cause electronic components to short-circuit and fail, affecting the performance and quality of electronic products. Water-cooled refrigerated air dryers can reduce the pressure dew point of compressed air to an extremely low level, provide ultra-dry and ultra-clean air sources, and meet the strict requirements of the electronics industry for air source quality. In key process links such as semiconductor manufacturing, chip packaging, and circuit board production, the equipment ensures the high quality of compressed air, guarantees the production accuracy and reliability of electronic components, and improves the yield and stability of electronic products.
- Pharmaceutical industry: The pharmaceutical process has reached extremely high standards for air quality. Compressed air, as the power source and process gas for pharmaceutical equipment, must strictly control the moisture, oil and microbial content. The water-cooled refrigerated air dryer can effectively remove pollutants in compressed air with its efficient drying capacity and strict filtration system, providing clean and sterile compressed air for pharmaceutical production, ensuring the safety of the drug production process and the stability of drug quality, and complying with the requirements of Good Manufacturing Practice (GMP).
Technical parameters of ST series refrigerated dryer
| Model | Processing Capacity | Air Interface Diameter | Size (mm) | Weight(kg) | power supply |
Installed power kW |
Cooling water inlet and outlet pipe diameter | Cooling water consumption t/h | Refrigerant Type | ||
| Nm3/min | L | W | H | ||||||||
| RSLS-1500-ST | 150 | DN200 | 2900 | 1935 | 1956 | 2680 | 380V/3Ph/50Hz | 29.0 | R2 1/2" | 20 | R407C |
| RSLS-2000-ST | 200 | DN200 | 3067 | 1995 | 2098 | 3900 | 380V/3Ph/50Hz | 35.2 | R2 1/2" | 30 | R407C |
| RSLS-2500-ST | 250 | DN250 | 3700 | 2250 | 2263 | 4300 | 380V/3Ph/50Hz | 46.4 | R2 1/2" | 32 | R407C |
| RSLS-3000-ST | 300 | DN250 | 3953 | 2525 | 2245 | 5000 | 380V/3Ph/50Hz | 58.2 | R3" | 40 | R407C |
| RSLS-3500-ST | 350 | DN300 | 1000 | 2600 | 2500 | 5600 | 380V/3Ph/50Hz | 63.8 | R3" | 45 | R407C |
| RSLS-4000-ST | 400 | DN300 | Information available on request | ||||||||
| RSLS-4500-ST | 500 | DN350 | |||||||||
| * Rated inlet pressure 7barg, inlet temperature 38℃, cooling water temperature 32℃, pressure dew point 3℃~10℃. Other power supplies can be provided on request. | |||||||||||



