220 Volt Thermostat Wiring Diagram

Incorrectly wiring up a 120 v switch outlet or even gfci will not do much harm to the device normally but since this is a 240 v device that has so much juice flowing through it you can easily damage the device or injure or kill yourself.

220 volt thermostat wiring diagram. The mounting box will hold the thermostat on the wall. A 220 volt thermostat disconnects the power supply to a heater once the temperature reaches a set level. Honeywell manual 4 wire premium baseboard line volt thermostat ct410b1017. The honeywell ct410b1017 manual 4 wire thermostat is a simple to install thermostat that s compatible with 120 240.

In the thermostat wiring box connect the ground wire coming from the circuit breaker to the ground wire leading to the heater. Even though these are not overly sensitive chip enabled programmable devices you can still break them if you wire them wrong. Wiring residential homes with 240 volts is a necessity for powering some heating and cooling equipment as well as some large appliances. However working on your circuit breaker box and electrical system can lead to serious injury or death if you don t know what you re doing so hire an electrician if you don.

Apparently what you have is a line voltage thermostat which in effect means that it will handle most any voltage you need to use to control the device to which it will be attached. It s a non programmable thermostat that s simple to use. A 220 volt thermostat wires directly to the heating unit. Wiring a new 220 outlet is a project that someone who has experience working with electricity can do safely by working carefully and following the proper precautions.

These differ from the normal furnace thermostat in that they the normal thermo s only use 24 volts which is supplied by a transformer on the gas control. Both of these service wires come in the panel together with a ground wire typically the ground is a whole lot of strands that surround the hot wires. How to wire a 220 thermostat. 240 volt wiring on the flip side may not require a neutral white wire.

It shows the components of the circuit as simplified shapes and the talent and signal associates between the devices. If not already present route supply wire from the circuit breaker to the thermostat wiring box and from the thermostat wiring box to the heater for later use. The 220 volt circuits as they were known prior to the 1960s are now commonly known as 240 volt circuits and 110 volt circuits are now 120 volt circuits.