The Water Cooler Management
Drinking fountains are cooled with small refrigerating machinery. The evaporator is placed so that the water flows to the output of the crane is cooled to a temperature of about 50F (10C). These water coolers are usually provide storage cylinders, where the water is kept at a low temperature. In some cases, the ice is formed. The motor control is carried out with the battery. It acts to maintain the "cold reserve" available to supply the required water to the faucet...
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