Ammoniak-Flüssigkeits-kühlsatz zur Erzeugung von Kaltsole

With a suitable concept of the system and the safety strategy ammonia liquid chillers can be used also at extreme conditions. The concept is based on a two-stage screw compressor package for the use in a two-stage system designed for two operation conditions. The control of the liquid chillers is done by the master-slave sequence control system