Old Electrical Wiring Colours Uk

The line red and has been replaced by brown.

Old electrical wiring colours uk. Prior to harmonisation with other european countries the united kingdom s electrical wiring system used. The old wiring colours used in the uk in domestic electrical situations and in domestic appliance plugs used to be three colours. The old colours were.

Uk old wiring color codes. This colour scheme had already been introduced for appliance flexes in the uk in the early 1970s however the original red black colour scheme recommended by the iee for fixed wiring was retained until 2006 albeit with change to a green yellow striped earth in 1976. What were the old uk electrical wiring colours.

These old wiring color codes are still used in the subcontinents including india pakistan and south africa. Prior to march 2004 the uk were following their own wiring color codes. The standard wiring colours in the uk are as of 2006 the same as elsewhere in europe and follow international standard iec 60446.

The black electrical wire used to be the colour for the neutral wire. The live wire colour used to be red. Although still used today the earth wire used to be pure green prior to 1977.

The earth wire colour used to be pure green before 1977 then changed to green and yellow and has been the same ever since. Since the 1st april 2006 it has been mandatory to use the new colour system in new installations. Black red and green with yellow stripes.

The neutral black has been replaced by blue. Green yellow earth sometimes bare wire without a sleeve. The old electrical wiring colours in the uk are green and yellow or bare for the earth wire.