In order to read or download eBooks, you need to create FREE account. 1000+ eBooks available to read with FREE MEMBERSHIP up to 30 days.
Standard colors used for home wiring what follows here is the standard coloring for wires throughout a home the gauge or size of the wire may change depending on the current flowing through the circuit but the color is a consistent feature black the wire that carries the current from the power source to the outlet or receptacle is the hot wire. Home electrical wiring uses a common color scheme which is useful when installing or maintaining a reliable electrical design in a household. Home wiring colors red red wires are usually secondary live wires in circuits blue and yellow blue and yellow wires are usually live wires as well you might find them on fans or lights where they can assist a multi way switch white and gray white and gray wires are almost always neutral. Knowing the purpose of each wire will keep you safe and your houses electrical system in top working order electrical cable and wire color markings non metallic or nm 120 volt and 240 volt electrical cable comes in two main parts the outer plastic sheathing or jacket and the inner color coded wires. Summary electrical wire colors for most typical home electrical wiring the chart below includes uk electrical wire eu electrical wire australia electrical wire new zealand electrical wire south africa electrical wire canada electrical wire and united states electrical wire