Home Wiring Colors. The color is used on the wire s insulation and it is sometimes mandatory and sometimes optional. Standard colors used for home wiring.
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The wire that carries the current from the power source to the outlet or receptacle is the hot wire. The color is used on the wire s insulation and it is sometimes mandatory and sometimes optional. Single phase line hot black or red.
Single phase line hot black or red.
The following iec dc wiring color codes are used for two wire grounded two wire ungrounded and three wire grounded dc power systems. The outer plastic sheathing or jacket and the inner color coded wires the sheathing binds the inner wires together and its outer markings indicate the number of wires and size of wire gauge within the sheathing. For wires that will be 120 208 or 240 volts the following wiring color standards are used. What follows here is the standard coloring for wires throughout a home.
