Black Red Blue Brown Electrical Wires. The brown electrical wire now denotes the live wire and changed from red to brown. Installation wiring also known as building wiring is for things such as the wiring behind power points and walls. Black wires are never used for a ground or neutral wire and are meant to be used as the power feed for a switch or an outlet.
Green with yellow stripe is the ground and will go to the building green. If you have the previous colours red black and green earth or bare earth very dangerous we would recommend you have an electrician test to check the integrity of the cable as it could be more than 50 years old and unreliable. Conductors larger than 6 awg are only available in black and are color taped at the ends. You should also be looking at the condition of cables as well as the sheathing of the cables.
Red or brown phase 1 or line l1 white phase 2 or line 2 l2 blue phase 3 or line 3 l3 black or light blue neutral n green or green yellow earth conductor protective earth pe.
You should also be looking at the condition of cables as well as the sheathing of the cables. Installation wiring also known as building wiring is for things such as the wiring behind power points and walls. Phase 1 red phase 2 white phase 3 dark blue neutral black earth green. Comparing quotes could save you up to 40 click to compare quotes. In these cases it s worth rewiring your appliances to bring them up to modern safety standards.