Light Switch Wiring Colours Uk

Light wiring diagram.

Light switch wiring colours uk. Instead of taking the feed wire from the consumer unit to the ceiling rose it is taken to the switch. Wiring a one way switch. Schematic diagram of new wire colours. The primary purpose for doing this is to make the wiring consistent across appliances and the electrical wiring used in sockets and lights including their corresponding circuits and mains.

A two way switch uk schematic diagram of old wire colours. In 2006 amendment 2 of 17 th edition bs7671 wiring regulations saw a change to harmonise the uk colours with the european cable colours for consistency and to avoid confusion. The other terminal is marked as l1 and is the output to the light fixture. In addition to household wiring all plugs in the uk feature the three colours of wire we mention above.

Brown for live blue for neutral and green yellow for earth. 3 way light switching new cable colours 3 way light switch old cable colours 3 way light switch using a two wire control. New vs old wiring colours. The old cable plug colour codes did not account for proper phase rotation therefore most of europe now abides by iec international electrotechnical commission wiring colour codes for ac circuits.

The neutrals are connected together using a terminal connector. Light wiring diagram. It does not normally cover the transmission or distribution of electricity to them. Wiring regulations saw a change to harmonise the uk wiring colours with european cable colours for consistency and to avoid confusion.

For simplicity the earth wire is not shown in the above diagram. The common is for the live wire that supplies the input voltage to the switch. This colour coding is implemented in 2006 amendment 2 of 17th edition bs7671 to harmonise the uk europe wiring colours to maintain consistency avoid confusion. The colour coding for current wiring standard is highlighted above.

The permanent live wire is wired into the switch and the switched live into the switched live terminal. 2 way light switch 3 wire system new harmonised cable colours 2 way switch 3 wire system old cable colours 2 way switch two wire control three way switching. 2 way light switch 3 wire system new harmonised cable colours 2 way switch 3 wire system old cable colours 2 way switch two wire control three way switching. A one way light switch has two terminals which is a common marked as com or c.

It s important that properties get their wiring checked to see if the wiring colours are out of date have deteriorated over time and to check if they comply with bs 7671 wiring. 3 way light switching new cable colours 3 way light switch old cable colours 3 way light switch using a two wire control.