Why do we have wiring standards that say brown is 'live' and blue is ' neutral' (UK Standards) in household electricity? - Quora
![Three Core Cable with Brown Live Wire Green and Yellow Earth Wire and Blue Neutral Wire Stock Photo - Alamy Three Core Cable with Brown Live Wire Green and Yellow Earth Wire and Blue Neutral Wire Stock Photo - Alamy](https://c8.alamy.com/zooms/6/b2c0c0d224064fb9a9142bdd45904ab2/aj2ete.jpg)
Three Core Cable with Brown Live Wire Green and Yellow Earth Wire and Blue Neutral Wire Stock Photo - Alamy
![Wires Used in European Single-phase Electric Wiring. Stock Image - Image of earth, isolated: 184844787 Wires Used in European Single-phase Electric Wiring. Stock Image - Image of earth, isolated: 184844787](https://thumbs.dreamstime.com/b/wires-used-european-single-phase-electric-wiring-blue-neutral-brown-single-phase-yellow-green-ground-wire-184844787.jpg)
Wires Used in European Single-phase Electric Wiring. Stock Image - Image of earth, isolated: 184844787
![Is this wired up correctly? Neutral blue into black, live brown into live black switch. Red live (x2) connected. No earth required as the light is double insulated. : r/DIYUK Is this wired up correctly? Neutral blue into black, live brown into live black switch. Red live (x2) connected. No earth required as the light is double insulated. : r/DIYUK](https://preview.redd.it/83rj0o7oxoe91.jpg?width=640&crop=smart&auto=webp&s=1f9a055ae25af6814e6b8ce0dd171ab41fc691b5)
Is this wired up correctly? Neutral blue into black, live brown into live black switch. Red live (x2) connected. No earth required as the light is double insulated. : r/DIYUK
![wiring - Why do I have 4 brown (live wires) in my light switch - and no blue (neutral) - Home Improvement Stack Exchange wiring - Why do I have 4 brown (live wires) in my light switch - and no blue (neutral) - Home Improvement Stack Exchange](https://i.stack.imgur.com/VVWC1.png)
wiring - Why do I have 4 brown (live wires) in my light switch - and no blue (neutral) - Home Improvement Stack Exchange
![DIYTIPS when wiring a plug remember blue=neutral, striped=earth and brown= live #DIY #Tips | Wiring a plug, Diy, Neutral DIYTIPS when wiring a plug remember blue=neutral, striped=earth and brown= live #DIY #Tips | Wiring a plug, Diy, Neutral](https://i.pinimg.com/474x/9e/58/fe/9e58feb575195b12a29011e3ba3bccad--plugs-sort.jpg)
DIYTIPS when wiring a plug remember blue=neutral, striped=earth and brown= live #DIY #Tips | Wiring a plug, Diy, Neutral
![3 pin plug UK type showing copper wires and insulation blue neutral brown live green and yellow earth on blue background Stock Photo - Alamy 3 pin plug UK type showing copper wires and insulation blue neutral brown live green and yellow earth on blue background Stock Photo - Alamy](https://c8.alamy.com/comp/B27HCB/3-pin-plug-uk-type-showing-copper-wires-and-insulation-blue-neutral-B27HCB.jpg)
3 pin plug UK type showing copper wires and insulation blue neutral brown live green and yellow earth on blue background Stock Photo - Alamy
![Brown Wire, Blue Wire and Green Stripe Wire-what are these? Which is black and hot and which is white? Brown Wire, Blue Wire and Green Stripe Wire-what are these? Which is black and hot and which is white?](https://www.ledlightexpert.com/assets/images/LED_wiring_diagram_Brown_Blue_Green_stripe_wire.webp)
Brown Wire, Blue Wire and Green Stripe Wire-what are these? Which is black and hot and which is white?
![electrical - Australia: Which wire is hot / active and which is neutral? - Home Improvement Stack Exchange electrical - Australia: Which wire is hot / active and which is neutral? - Home Improvement Stack Exchange](https://i.stack.imgur.com/F5GrW.jpg)