hot water boiler energy saving pipeline connection diagram

Electric Water Heater Wiring With Diagram - Electricalonline4u

In the above diagram i shown that the upper water heater element is switched OFF and lower heater element is switch ON. Note that these element is 220 volts ratings and you can also 440 volts heater elements but you need to provide the line supply my mean to lines or two hot wires supply 440 volts.

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