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The unit design is adopting professional software from internal company NREC and CFD software, which provides high efficiency.
The application of two-stage compression technology and fluoride resistant motor from famous brand, provide the best efficiency under various operating conditions.
In application of the new condenser pipe, with high and narrow tooth, thin liquid film and big heat transfer area and good spoiler effect. The heat transfer coefficient is increased by 20% .
In application of two-stage compression and economical cycle technology,to increase the cooling capacity and EER.
The injection pump oil return device in realization of oil return under low pressure side without loss of energy.
The control of refrigerant flow is realized by multistage fixed orifice plate components, no moving parts, high reliability.
Double CPU core components used in controller, with a caculation power of processing 1K words within 0.25ms.