Ac Wiring Diagram Colors - 21 Images

Color of wire and termination.

Ac wiring diagram colors. Electricity flows through the hot wire to a device or power receptacle and back through the neutral wire. Green yellow stripe ground. A 24 volt transformer for the air conditioner and one for the boiler or furnace. Canadian wiring is governed by the cec canadian electric code.

These are commonly found in home and office settings. R the r terminal is the power. The protective ground is green or green with yellow stripe. If you have a dual transformer system then you need to use terminals rc and rh.

In the usa color codes are usually utilized for power wires in branch circuits the wiring between the last protective device like a circuit breaker and the load like an appliance. The neutral is white the hot live or active single phase wires are black and red in the case of a second active. It is a red wire and comes from the transformer usually located in the air handler for split systems but you may find the transformer in the condensing unit. Thermostat wiring and wire color chart thermostat wiring colors code.

Notes on thermostat wiring colors. If you use a computer power cord or other cord based on the international wiring color code. Some hvac systems will have a two transformer set up. The ground wire is meant to dispel any extra charge using the earth as the dispeller.

Ac wire colors for 120 208 240 volts. Rc is for the air conditioner and rh is for the heating system. Canada ac power circuit wiring color codes.