Efficient Operation Energy savings of20%

Adopting high-efficiency full-liquid evaporator, expanding the effective heat exchange area and

Enhances the heat exchange efficiency of the unit

Twin-screw compressor Reliable operation

Semi-closed design, less refrigerant leakage, no heat load burden on the machine room.

11 bearings and α-type axial thrust balancing drum combination design, increase bearing life 2.5-3.5 times.

New machining precision micron-level 5:6 multinational patented asymmetric rotor tooth pattern, running dynamically and smoothly.

20% energy saving Efficient operation

Adoption of segmented capacity adjustment system

Comprehensive inner volume ratio (Vi) formulation

Combined with Qingfeng's patented full-liquid evaporator and heat exchanger tube, the energy saving rate is up to 20%

99.99% oil separation

Oil-free pump lubrication system

Patented multi-stage oil separator with 99.99% oil separation efficiency.

Compressor lubrication system is a unique built-in oil pressure system (no oil pump required).

Reduced exhaust gas temperature. Reduced operating noise

Up to 15 years of service life

New PLC control

Germany Siemens computer board

Human-machine screen display touch operation

Automatically adjust the heat output of the unit when the actual load changes.

Multiple Protection

load intelligent control，

Intelligent control of unit safety，

Intelligent handling of faults，

More than 20 protections for safer operation，

Strict factory test.