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Larger Capacity Industrial Process Chiller Air Cooled Type
The air-cooled screw chiller unit is a type of screw chiller designed to deliver high cooling capacity for industrial cooling applications.
Working principle of the air-cooled screw chiller unit:
A shell-and-tube evaporator facilitates heat exchange between water and refrigerant.
The refrigerant system absorbs the thermal load from the water, cooling it down to generate chilled water.
The heat is transferred via the operation of the screw compressor to a finned air-cooled condenser, where it is dissipated into the outdoor air by cooling fans.
Darko is a specialized manufacturer of Air Cooled Industrial process chiller with over 15 years of experience in industrial cooling solutions.
Darko Design's High-Quality Large tonnage screw chiller Offer the Following Outstanding Advantages:
1. Equipped with top-tier Bitzer and Hanbell screw compressors featuring the latest 5 to 6-stage patented screw rotors for exceptional efficiency. Integrated adjustable stepless or stepped cooling capacity control ensures energy efficiency, stable operation, and ultra-low noise levels.
2. Multiple cooling capacity options from 30 to 300 tons to meet your customized requirements.
3. The finned air-cooled condenser adopts a double oil-corrugated hydrophilic aluminum foil design, manufactured with professional heat exchanger processing equipment. Its compact structure, small footprint, lightweight design, and high heat exchange efficiency are complemented by large-blade low-speed axial fans to effectively reduce operational noise and environmental impact.
4. Multiple refrigerant options including R134a, R407c, and R410a. All units are pre-charged with eco-friendly refrigerants prior to delivery, ready for immediate commissioning at your facility.
5. Each unit features an advanced microprocessor control system for precise water temperature regulation and real-time operational status monitoring.
6. Comprehensive integrated protection systems including high/low pressure protection, anti-freeze protection, phase failure/reverse phase protection, and compressor overload protection to ensure safe and reliable operation.
7. Compact design with simplified maintenance requirements. Eliminates the need for cooling towers, saving installation costs and space – particularly advantageous for water-scarce regions.
Applications:
With powerful cooling capabilities, our air-cooled screw chillers are widely used in industrial process cooling systems.
Manufacturing processes: providing cooling for machinery, equipment and industrial production lines.
Plastics industry: Supporting the cooling needs in injection moulding, extrusion and blow moulding operations.
Chemical industry: for precise temperature control of reactors, distillation units and chemical processes.
Food and beverage production: maintaining optimum cooling conditions for food processing, storage and packaging.
Medical and pharmaceutical: Supporting the cooling requirements of medical equipment, laboratories and pharmaceutical manufacturing.
Printing and packaging: Providing reliable cooling for printing presses, laminators and packaging processes.
Darko industrial chillers are simple to operate, reasonably designed, and of excellent quality. There are more than one hundred models, which are the best choice for modern industry.
If you are:
✓ Procuring a high-performance Energy-saving screw type chiller for your industrial facility
✓ Seeking a reputable Commercial water chiller manufacturer to support your business
Contact our sales team today for the most competitive pricing on your air-cooled screw chiller solution!
Larger Capacity Industrial Process Chiller Air Cooled Type
DARKO has developed a highly intelligent PLC and PC-level computer control system, which can be used for remote monitoring and control. Simple operation, connect with power supply directly, with lower failure, and high safety factor, easy installation. User can set the parameter as real working need, intuitive and reliable; SIMENS PLC is workable.
Protection System:
Temperature control switch, high and low pressure switch, overload protection, compressor overheat protector, compressor frequent start protector and abnormal indicator light.
Compressor:
1. The compressor adopt a new high-efficiency screw type rotary compressor, which is 20-30% saving energy than ordinary compressors, we have long cooperation with HANBELL, BITZER, REFCOM,and etc.
2. Cooling capacity control can adopt four-stage (100%-75%-50%-25%) or three-stage (100%-66%-33%) and step-less control system.
4.Adopt special groove design of high-efficiency silicon steel, and equipped with internal and external omnidirectional design cooling flow, so that the compressor motor can exert the highest efficiency under any load.
3. Adopt kinds of refrigerant, except R22, also use eco-friendly type, such as R407c, R134a, R32 and etc.
1.Equipped with high-efficiency transverse slit fins and internal threaded copper tubes, with high heat exchange efficiency and good stability.
2. Powerful fan make sure good heat exchanger in different ambient temperature, the fan will be control according to different condensing temperature need.
Evaporator
Shell and tube heat exchanger with higher cooling efficient, and good Insulation.
Internal with water pump and tank is optional.
DARKO air cooled screw chillers adopt semi-hermetic screw compressor, which mainly solves the problem of large cooling capacity need. It is suitable for the working condition where is windy and sandy, and hard water quality. Small space and higher efficient. The air cooled screw chillers has a built-in screw compressor and a finned condenser, and equipped with a shell-and-tube high-efficiency heat exchanger and a low-frequency speed fan as standard.
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