Water cooling screw unit is applied to semi-enclosed twin-screw compressors. The unit adopts single

Water cooling screw unit is applied to semi-enclosed twin-screw compressors. The unit adopts single compression and single condenser or multiple-compressor. It is easy to operate and maintain. The protective and control facilities are set in the control casing, to be operated by the mainframe of computer monitor. The unit is assembled totally in the plant. Only after it is qualified through trial operation and debugging, could it be allowed to be delivered. The unit is applied to shopping malls, office buildings, commercial buildings, plants, hotels, hospitals and other facilities.