In some jurisdictions all wire colors are specified in legal documents.
Ac control wiring colors.
Wiring for ac and dc power distribution branch circuits are color coded for identification of individual wires.
Thermostat wiring colors code hvac control always follow the thermostat manufacturer s instructions whenever changing the thermostat.
Always turn the power off at the air handler and the condenser and make sure there is no voltage at the transformer before proceeding.
For wires that will be 120 208 or 240 volts the following wiring color standards are used.
Dual transformer systems refer to a setup with a cooling and heating transformer.
Ac power comes in many different types based on how many volts the wires will be carrying.
These wires only connect to your cooling system.
It is important to note that with this type of wiring there are multiple phases in place each of which will get its own color wire to make it clear what it is.
Red wires specifically rc wires are responsible for 24 hour volt ac power from your transformer.
Abyc cable wire color codes for yacht boat marine wiring there are multiple colors used for different wires and cables in different regions for ac alternating current single phase three phase and dc direct current for design and installation based on the local codes rules and regulations.