Head-power integral roof air-cooled air conditioning unit, compressor balance control technology, high-efficiency fully enclosed scroll compressor, high-quality thermal / electronic expansion valve, internal thread light foil aluminum fin or hydrophilic film copper tube aluminum fin heat exchanger (evaporator / condenser), intelligent defrosting and other functions, which is a commercial special central air conditioner. Compact type industrial rooftop packaged unit , cooling capacity 60000btu,120000btu,240000btu,360000btu,480000btu etc , customized DDC or PLC control type intergral rooftop packaged unit .
Rooftop packaged unit features :
The compressor operates in a balanced manner, and the priority of starting or closing the compressor is determined according to the operation time of each compressor, so as to prevent the excessive use of a single compressor and effectively prolong the service life of the compressor; When starting, the compressors are started one by one, with small starting current and small impact on the power grid. High quality and high efficiency fully enclosed scroll compressor has fewer moving parts, stable compression process, small pressure pulsation, low vibration, low noise, higher efficiency and more reliable operation.
Precise electronic expansion valve throttling, more precise control of the superheat of the refrigerant in the evaporator, stable control of the evaporation pressure and evaporation, and maintain a higher cooling output.
Microcomputer control or intelligent control (option); full touch screen operation, friendly man-machine interface to provide users with more convenient operation and maintenance guidelines. Provides remote on-site dual control interface to realize remote control, and is equipped with a variety of safety protection functions to ensure the safety and reliability of the unit, and can monitor the status of the unit in real time. Control system (Chinese/english version ).
PLC control and microprocesser control available
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