In the above diagram i shown that the upper water heater element is switched off and lower heater element is switch on. In most cases the limit switch and the thermostat share a plastic housing.
Figure 4 23 Wiring Diagram For Water Heater
Hot water heater wiring diagram. It shows the elements of the circuit as streamlined shapes and the power and also signal links in between the devices. Most hot water heaters are on a 30 amp two pole breaker. Electric water heaters require a 240 volt dedicated circuit which serves only the water heater and no other appliances or devices. Collection of wiring diagram for hot water heater thermostat. Understanding electric water heater wiring. 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 or 3 phase power supply.
The original 240 volt 30 amp hot water 10 gauge circuit wires will need to be verified that they are not being used for some other purpose. Water heaters contain three basic electrical components. Wiring diagrams for residential water heaters 315267 000. It shows the elements of the circuit as simplified forms and also the power as well as signal connections between the tools. An electric water heaters wiring diagram enables someone to completely rewire a water heater even after removing all of the wires and parts. As long as your water heater is not too far from the panel it will be wired with 10 wire.
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. A wiring diagram is a simplified standard pictorial representation of an electrical circuit. A wiring diagram is a simplified conventional photographic representation of an electrical circuit. The circuit wiring typically includes a 30 amp double pole breaker and 10 2 non metallic nm or mc cable. Replacing a gas water heater with a 240 volt 30 amp hot water heater and reconnecting to an existing 240 volt 30 amp hot water 10 gauge circuit. Elements thermostats and a high temperature limit switch.
The two poles means it is a stated 240 volts or an actual 230 volts. Multiple heater piping for all top connecting models 315268 000. This is the common format for wiring an electric water heater but it is not the only. Assortment of wiring diagram for hot water heater element. At the water heater the black circuit wire connects to the black wire lead on the water heater and the white circuit wire connects to the white wire lead.
Gallery of Hot Water Heater Wiring Diagram
