1) cooling capacity: we have 3kw to 1600kw model. 2) power : 3ph, 380v/220v/200v/415v 50hz/60hz 3) refrigerant type: r22 / r134a / r407c / r404a / r410a 4) the choice of imports of semi-closed original double-screw compressor, reciprocating compressor, compared with the traditional, high efficiency, quiet operation, simple operation and long life. 5) using the world famous brand refrigeration parts, to ensure the quality and stable unit. 6) evaporator, condenser threads are using the latest high efficiency and ensure a good cooling unit performance. 7) independent of the cooling loop, separate maintenance and repair without affecting the machineâ??s use. 8) the unit uses micro-computer plc control, energy control system with the compressor section can be timely and accurate cooling capacity control mechanism and the cooling load matching, to ensure the most efficient plant operation, lowest energy consumption and achieve energy-saving and reliable operation. 9) able to monitor the setting of actual temp, and display temp, trend in hours or daily.