Electric Water Heater Thermostat Wiring

An electric hot water heater has two thermostats controlling two separate heating elements one in the upper half of the tank one in the lower half.

Electric water heater thermostat wiring.

These thermostat we used for controlling the water heater element. In general there are three main components in an electric water heater. These are usually set up for non simultaneous operation. It shows the elements of the circuit as simplified forms and also the power as well as signal connections between the tools.

Wiring diagrams for actual wiring circuit of unit reference circuit type listed on rating plate. Unlike the low voltage thermostats that control central heating and air conditioning systems electric baseboard heaters use line voltage thermostats that are installed as part of the full voltage circuit powering the heater. Most residential water heaters have an upper and a lower thermostat. Working of a thermostat.

The circuit wiring typically includes a 30 amp double pole breaker and 10 2 non metallic nm or mc cable. Meaning that only one element is allowed to heat at a time. At the water heater the black circuit wire connects to the black wire. Electric water heaters require a 240 volt dedicated circuit which serves only the water heater and no other appliances or devices.

The thermostat can be mounted directly on the heater itself or it can be mounted on the wall so that the circuit wiring passes through the thermostat first on the way to. The wiring connection for both single phase 120v and 240v are same i e. We use water heater thermostat for controlling the water temperature. A wiring diagram is a simplified standard pictorial representation of an electrical circuit.

Understanding water heater wiring. The line is connected to the l 1 terminal while neutral or second line is connected to the l 3 terminal. Collection of wiring diagram for hot water heater thermostat. Wiring an electric water heater also includes the thermostats.

In this post i am gonna to share with some diagrams which clear your concept about the wiring of water heater geyser. 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. The thermostats tell the elements when to heat up. Black color is neutral while red is phase or line and the yellow green wire is used for ground earth.

One is the heating element second is the power switch to avoid overheating problem and the last one is the thermostat.