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On a 240 volt hot water tank there is only one of the two elements on at any one time. The incoming cold water is taken to the bottom of the tank through a pipe inside the tank. When the lower thermostat senses the cold water, the lower element turns on. As you draw hot water from the top of the tank the cooler water from the bottom will rise. When the top thermostat senses the cool water it shuts off the bottom element and turns on the top element. When this water is heated to the tank set point it shuts off and the lower element turns on to heat the rest of the water. When the total tank temperature is at the set point all elements turn off. By using this type of procedure there is always hot water at the top of the tank for use.

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βˆ™ 14y ago
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βˆ™ 1mo ago

Electric water heaters work by converting electrical energy into heat energy using heating elements inside the tank. The thermostat controls the temperature of the water, ensuring it stays within the desired range. When hot water is used, cold water enters the tank and is heated to maintain the set temperature.

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Q: What is the princinple of electric water heater?
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What is electric water heater which used in house?

An electric water heater in a hot tank is called an immersion heater and many of those run at 3 kW with a thermostat to control the max temperature. Power showers use a type of water heater that heats the water at the point where it is used, without a tank. They run at 6-8 kW and are also controlled by a thermostat.


Who makes General Electric water heater?

Rheem


Why does my gas water heater need to be hooked up to a 30 amp breaker with 220 volts?

A gas water heater doesn't use electricity to heat water like an electric water heater does. The electrical connection is typically for powering the ignition system or other electronic components on the gas water heater. The 30 amp breaker with 220 volts is required to safely supply power to these components.


I want to go on vacation and turn off my electric water heater using the switch on my fuse box My question is is it bad for an electric water heater for the electric power to be cut off?

No, turning off the electric power to your water heater temporarily should not harm it. Just remember to turn it back on when you return to avoid issues like freezing pipes or electrical problems.


Why does an electric water heater take more time to heat water in winters?

An electric water heater takes more time to heat water in winter because the incoming water is colder during this season. The heater has to work harder to raise the temperature of the cold water to the desired level, thereby taking longer to heat up the water.

Related questions

Electric Hot Water Heater?

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Is the hot water heater gas and electric?

Gas heater & electric heater both are available.


Electric Water Heater?

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How long is the electric water heater can boil a glass of water?

An electric water heater typically takes around 5-10 minutes to boil a glass of water, depending on the volume of water and the power of the heater.


Do you have to turn off the main gas value to change a water heater?

Not if the water heater is electric


Do you need gas for an electric water heater?

No, you only need gas for a gas water heater.


Is a tankless electric water heater more efficient than a gas water heater?

Normally NO


i am looking for a tankless electric water heater?

The Bosch Powerstar AE115 Electric Water Heater is great for the price. Try http://www.heater-store.com


What is electric water heater which used in house?

An electric water heater in a hot tank is called an immersion heater and many of those run at 3 kW with a thermostat to control the max temperature. Power showers use a type of water heater that heats the water at the point where it is used, without a tank. They run at 6-8 kW and are also controlled by a thermostat.


Who makes General Electric water heater?

Rheem


What is the highest rated electric water heater?

500kw


What are the main home uses for an electric hot water heater?

Electric hot water heater is used to heat cold water for use in winters. Electric hot water heaters heat water faster than the ones which consume fire in order to heat water.