Old Wiring Colors Uk

Prior to 2006 different colours of cables were used in uk domestic electrical wiring and appliances for the neutral and live wires. Although still used today the earth wire used to be pure green prior to 1977. Old uk wire colours changes since 1977 the old wiring colours used in the uk in domestic electrical situations and in domestic appliance plugs used to be three colours.

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What are the new uk plug wiring colours.

Old wiring colors uk. What were the old uk electrical wiring colours. Most of the european countries follow the international electro technical commission s electrical wiring color code. Green yellow earth sometimes bare wire without a sleeve. How have wiring colours changed in the uk.

The old uk black neutral wire colour was replaced by a blue neutral wire. Black red and green with yellow stripes. The guide below is for uk british electrical wiring if you live in another country the colours may be different. The old colours were.

The neutral black has been replaced by blue. Old cable colours could be due to the age of the property or the wiring system which simply hasn t been monitored or tested as regularly. In the old iec color code all the lines in three phase supply are either brown or black. But from march 2004 the uk started following the iec color code.

Prior to harmonisation with other european countries the united kingdom s electrical wiring system used. This was the live wire. United kingdom had its own color code until 2004. Some properties across the uk still rely on the old cables which can be dangerous if not tested.

Old uk red live wire colour was replaced by a brown live wire. The uk earth wires are identified by green and yellow earth wires. This was the neutral wire.