Three phase lines are red black and blue. The neutral is white the hot live or active single phase wires are black and red in the case of a second active.
What Color Is A Neutral Wire
What colour is neutral wire. Canada ac power circuit wiring color codes iec dc. However all electrical wires regardless of their function may carry an electrical current at some point and should be treated with equal caution. The uk and europes neutral wire cable colour is blue. Neutral wires should be white. However we highly recommend any work that involves electricity and electrical currents be handled by a trained and experienced professional to ensure yours and others safety. In some types of fixtures both wires will be the same color.
We hope that this outline of wiring colour codes helps you out in your home or business. Dc power installations for example solar power and computer data centers use color coding which follows the ac standards. Together these two wires form a complete electric circuit. National electric code and canadian electric code mandates only white or grey color be used for neutral wires. What colour is the live wire. The international electrotechnical commission and countries that abide by it such as the united kingdom use blue for the wiring color code for neutral wire of ac branch circuit.
Ac power 277480 volts common in manufacturing and industrial environments these high voltage connections abide by different wire colors. For ac power using these amounts of voltage the neutral wire color will be white. Its also possible to have some other colors may come into play depending on the system. The brown cable known as the live wire actually delivers electricity to your appliance. The blue wire is known as the neutral wire and its job is to take electricity away from an appliance. In most modern fixtures the neutral wire will be white and the hot wire is red or black.
And ground wires are often plain copper but the ground wire color can be green. The green and yellow cable is known as the earth wire and it serves an important safety role. However if you see a white wire with electrical tape on it that may indicate that its being used as a hot wire. In this case the neutral wire is always. Blue and yellow wires are sometimes used as hot wires and as travelers green wires and bare copper wires are ground wires and white and gray wires are neutral. Live wire cable colours in the uk and europe are brown.