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.
Hot water heater thermostat wiring diagram.
In the above diagram i shown that the upper water heater element is switched off and lower heater element is switch on.
Thermostat wiring diagram gallery.
Black color is neutral while red is phase or line and the yellow green wire is used for ground earth.
Robertshaw thermostat wiring diagram gallery collections of water heater wiring diagram dual element awesome robertshaw.
Water heaters contain three basic electrical components.
Safety mat wiring diagram elegant amazing robertshaw thermostat.
Elements thermostats and a high temperature limit switch.
The line is connected to the l 1 terminal while neutral or second line is connected to the l 3 terminal.
The wiring connection for both single phase 120v and 240v are same i e.
In most cases the limit switch and the thermostat share a plastic housing.
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Collection of wiring diagram for hot water heater thermostat.
It shows the elements of the circuit as simplified forms and also the power as well as signal connections between the tools.
A wiring diagram is a simplified standard pictorial representation of an electrical circuit.
Wiring diagrams residential electric water heaters current production 315267 000 time clock switch operates bottom element only to power supply to time clock switch off peak meter operates to power supply to off peak clock 2 wire 1 phase non simultaneous operation from 3 wire heater junction box black blue yellow to off peak.