LSBLG screw chiller adopts advanced semi-closed screw compressor as main machine, R-22 or R407 as refrigerant and water as coolant, which can provide users with air-conditioning or cooling water at 7~12℃. The unit has the advantages of low running noise, small vibration, good motor cooling condition, high refrigeration efficiency, no shaft seal leakage, and can automatically adjust the capacity control of the compressor according to the change of water temperature. The unit is widely used for air conditioning in hotels, hospitals, theaters, communication rooms and electronic instrument workshops. Industrial process cooling in electroplating, plastic products and product production.