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Question:

Water intake principle of water dispenser

When the hot water is in use, the cold water in the bucket will go into the water dispenser. Is that the mixture of hot and cold water? But I don't think that should be the case...If you would like someone to talk about it, you'd better attach an internal structure plan

Answer:

Semiconductor direct cooling type hot and cold water dispenserSemiconductor direct cooling type drinking water machine in use, direct cooling type water dispenser with tepid water from the water tank, the water is divided into two lines: one way into the cold container, after cooling cold water; another way into the hot pot, heated by hot water. Press the water dispenserUnder refrigeration switch, AC voltage by the power transformer step-down, rectifier diode for full wave rectifier and capacitance filter, the output DC voltage for the semiconductor refrigeration component cooling and exhaust fans, at the same time, the refrigeration indicator lights. Since the direct cooling hot and cold water dispenser is not equipped with automatic temperature control, the cooling indicator lamp is always on when the power is turned on. The heating switch is pressed, the heating indicator is bright, the electric heating tube is heated, and the water in the hot pot is heated up. When the water temperature is known to set the temperature, the temperature controller contacts are disconnected, the heating power is automatically cut off, the heating indicator is turned off, and the electric heating tube is stopped heating. When the water temperature drops to the setting temperature, the temperature controller contacts are closed, the heating power supply is automatically connected, the heating indicator is bright, and the electric heating tube is heated. The process is repeated so that the water temperature remains constant between 85-95 degrees centigrade.
Hot water dispenserWhen the hot water dispenser is used, the heating switch is pressed, and the power supply is provided for the heat preservation indicator lamp to be used as an electric indication. At the same time, the power supply is divided into two paths: a heating circuit is formed; the electric heating tube is electrified and the temperature is raised; the other way is a heating indicator; the voltage is supplied as a heating indicator. When the water in the hot pot is heated to the set temperature, the temperature controller contacts are disconnected, the heating and heating indicating loop power supply is cut off, and the heating indicator lamp is extinguished, and the electric heating tube is stopped to heat. When the water temperature drops to the setting temperature, the temperature controller contacts the power circuit, and the electric heating tube re heating, so that the water temperature is kept between 85-95 DEG c.. When the water heater is over temperature or has short circuit fault, the overtemperature protector is automatically fused or manually reset, and the temperature controller automatically disconnects the heating circuit power supply to play a protective role. Over temperature fuse is a one-time thermal protection element can not be reset, etc. after troubleshooting change over temperature fuse new according to specifications of the original model, and then hand to press the reset button manual reset thermostat, contacts can start work again.

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