Brand semi-close double-screw compressor and long service-life of bearing ensure long time operation, and it is equipped with high-efficient motor that gives compressor high efficiency.

Step-less compressor can achieve a cooling output range of 50~100% with each compressor and realize stable cooling output.

The condenser and evaporator both can meet the requirement of national standard, with high-efficient heat transfer effect, convenient service and maintenance.

Standard equipped RS485 communication function that can achieve machine unit’s real-time control and monitor.

Equipped with programmable logical controller to control via panel for convenient adjustment.

The error check function and error recording function can analyze the causes for improvement.

Standard equipped with high and low pressure switch, fusible plug, overload protector, coil overheat protector, exhaust air overheat protection, cooling water overheat and large temperature deviation protection.