Adopt the world’s most advanced 5:6 asymmetric rotor tooth profile, featuring high efficiency, superior safety performance, and strong adaptability to working conditions. The single unit cooling capacity can reach 5180kW, and the comprehensive Integral Part Load Value IPLV is higher than 6.6. Adopt the design concept of risk diversification and use the multi-head design method. With the function of 3.75%~ 100% dynamic continuous energy adjustment, which makes the unit output cooling capacity fit the actual air conditioning load of zero deviation. Adopted Siemens industrial PLC controller and the zero defect protection design concept. Separate the strong and weak electricity to reduce the interference of strong electricity to the weak electrical signal. The compressor adopts zero-gap aviation-grade bearings, patented “α” type balance drum technology and double-layer shell design, with low vibration and low noise of the unit. The ice storage dual working condition unit adopts the patented technology of non-shared evaporator, which can not only improve the Coefficient Of Performance of the unit during conventional cooling, but also avoid the secondary heat exchange loss and secondary pump cycle energy consumption during conventional cooling. The parameters are as follows, Cooling capacity: 103.9kW~9718kW, Compressor: Semi-closed screw type compressor, Evaporator: Horizontal shell tube type heat exchanger, Condenser: Horizontal shell tube type heat exchanger.

Air-cooled Screw Chiller equipped with a heat pump dedicated high internal volume ratio compressor. The fin heat exchanger adopts a hydrophilic film coating, which can effectively improve heat exchange efficiency, prevent ventilation blockage, minimize the frosting probability of the unit in winter and delay fin corrosion. The regional frost-free design minimize the frosting probability of the unit in winter and improve heating efficiency. The dual liquid injection system ensure the safe operation of the unit motor for more than 100,000 hours. The zero defect  protection design concept adopted for safety. Siemens industrial PLC controller adopted, with the characteristics of high control precision, compact structure, good expansion performance, convenient for the software upgrade, powerful command functions, and convenient for networking. Separate the strong and weak electricity to reduce the interference of strong electricity to the weak electrical signal. No additional metal electrostatic protection board is needed to protect the unit. Make the unit work more stable and control accuracy is higher. The compressor adopts zero-gap aviation-grade bearings, patented “α” type balance drum technology and double-layer shell design, with low vibration and low noise of the unit. Parameters are as follows, Cooling capacity: 146.6kW~2199.2kW, Heating capacity: 113.3kW~1751.2kW, Compressor: Semi-closed screw type compressor, Air side heat exchanger: High-efficiency deoxidized copper tube interspersed hydrophilic aluminum fin mechanical tightening, Water side heat exchanger: Horizontal shell tube type heat exchanger.

Air-cooled Scroll Chiller adopt modular design method, with the features of a flexible combination and strong adaptability. Single module with compact structure it’s convenient for transportation and hoisting. Equipped with an international brand heat pump dedicated high internal volume ratio compressor, make the unit could better adapt to low pressure and high pressure ratio working conditions in winter heating conditions. Multiple refrigeration circuits and multiple compressors design, with the features of low starting current and flexible energy adjustment. The regional frost-free design to minimize the frosting probability of the unit in winter and improve heating efficiency. Adopt the zero defect protection design concept for safety. The computer intelligent control and combined with the protection design concept of zero defect, with the functions of multiple protection and monitoring. Adopt large diameter and low speed axial flow fan, the unit vibration is small and the noise is low. The parameters are as follows, Cooling capacity: 65.0kW~1560.0kW, Heating capacity: 69.8kW~1680.0kW, Water side heat exchanger: U type shell tube heat exchanger, Compressor: Fully closed scroll type compressor.

Refrigeration Screw Type Chiller Unit adopt low temperature special type high internal volume ratio compressor to ensure the safe and efficient operation of the unit at lower water temperature. World’s most advanced 5:6 asymmetric rotor tooth profile, featuring high efficiency, superior safety performance, and strong adaptability to working conditions. The multi-stage oil separation technology to ensure that the unit is always in a state of high efficiency without oil film. Adopt the dual liquid spray system to ensure the unit always has a proper working. Siemens industrial PLC controller adopted, with the characteristics of high control precision, compact structure, good expansion performance, convenient for the software upgrade, powerful command functions, and convenient for networking. Adopt the zero defect protection design concept for safety. The compressor adopts zero-gap aviation-grade bearings and double-layer shell design, with low vibration and low noise of the unit. The parameters are as follows, Cooling capacity: 51.4kW~2222.8kW, Outlet water temperature: 0~-10℃, Evaporator: Horizontal shell tube type heat exchanger, Condenser: Horizontal shell tube type heat exchanger, Compressor: Double screw compressor.