Actuator Installation: Actuators are utilized to regulate the operation on the chiller process, such as opening and closing valves and adjusting the speed from the compressor. In water-cooled variations, h2o facilitates refrigerant cooling, not like evaporative condensers that Mix the two air and h2o to raise air temperature by water https://www.penmann.co.uk/penmann-delivers-permanent-glycol-chiller-solution-for-ambrosia-creamery-in-lifton/