neutral wire

neutral wire

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  1. notShai

    New wifi light switch need neutral wire

    Got an outside light I want to be able to control from the phone, got a wifi switch which is asking for a white neutral wire. Just moved to this house which was built in the 60s. The box it's in has white cluster of wires not sure if those are neutral or something else. 1. Are they neutral? Can...
  2. D

    Disconnected neutral wire from shower MCB in CU

    Good evening! Recently, after a friend’s shower stopped working, an electrician allegedly disconnected the neutral wire inside the CU, to make the shower safe and isolate the circuit. Subsequently another electrician on visiting the house, unaware of this method (if it even exists!?) concluded...
  3. T

    Induced voltage on neutral wire

    Hi everyone, When checking my consumer unit voltages with the full board off, I stumbled across something head scratching. Measuring the feed from the DNO, L-N I read 242.3 V. Measuring L-E I measured 242.3 V and N-E I measured a steady 30 mV. When measuring the live side of the main of the...
  4. G

    UK Steel Tape Armour and Reduced Neutrals

    Hi, someone has ordered Steel Tape Armoured cable instead of SWA. Can I use this armour as a CPC the same as SWA or not and if so is there a table so that I can check the figures. Secondly, correct me if I am wrong but 3ph with a reduced neutral should only be used on a balanced load ie a...
  5. Ricyteach

    Where to put unused neutral wire for light switch

    Howdy DIY soldiers, first post here. My question comes down to whether it would be particularly unsafe for me to temporarily wire nut and tape a neutral wire connected to an active knob and tube circuit and leave it in a wall behind a plastic box. I know that the "correct" answer per the NEC...
  6. dcg4403

    480V 3PH Neutral Wire Sizing

    Greetings, I'm a EE and have installed many electrical systems but am now dealing with my first large 3PH install on our property. I'm not formally trained in this area but very familiar as a EE. Anyway, can someone help me with proper neutral wire sizing? I've done a bunch of research...
  7. J

    What happens to the voltage/current on the neutral wire?

    If we had 4 appliances to power, one in every room of a house, Once the current passes through them all, the remaining voltage & current is said to "pass back to the source via the neutral wire" Is this an accurate mental model? From what I see, most Neutral wires are somewhere down the line...
  8. N

    Wiring smart light switch - neutral wire issue

    I want to install smart light switch into the wall socket that currently has a normal light switch. The smart switch requires a neutral wire which is not available in the current light switch wall socket. There’s another light switch not far from this wall socket which does have a neutral wire...
  9. D

    Smart wifi switch install with neutral wire

    Hello all My house is built 2005. I was trying to install ge smart switch which has 4 wire load ground neutral and line. Ge says it’s simple diy install. When I remove my existing switch I am not able to identify the neutral wire which according to ge video is white. How do I find neutral wire...
  10. B

    Neutral wire to the house fell

    Seeking advice. My neutral wire from the transformer fell during a storm. This is at a cottage and luckily I was there when it happened. The surge move around the house and popped light bulbs and the GFI's in the kitchen and bath basically exploded and popped a breaker in the panel. I turned...
  11. R

    Light removal, with connected neutral

    I'm looking to disconnect a two lights from a lighting circuit while leaving the main light connected. I can remove the second switched live to the two lights at the 2gang switch however the neutral is in a Jb under the floor boards somewhere. Is it acceptable to leave the neutral, earth and...
  12. W

    Shared neutral?

    I have three switches. They each control two to three lights. switch A: A1, A2, A3 (3 lights) switch B: B1, B2, B3 (3 lights) switch C: C1, C2 (2 lights) The other day, I was working on A2 and got a shock while A was off. I was puzzled. I then disconnected all six wires (2 each of live...
  13. D

    Can't get smart light switch to work

    Hey all I have some basic electrical wiring experience, and I'm trying to install a wemo smart light switch in my bedroom Load and line wires were easy to find and connect, but I'm having trouble narrowing down where the neutral wire is (or if I even have one) Here's a picture of what I have...
  14. K

    Double gang switches to dimmers

    New here so thanks in advance for the help. I'm an architect (definitely not an electrician) struggling through what I thought would be a fairly straightforward replacement of two ON/OFF switches in my 1960s home. One of the switches controls an exterior flood light and I would like to replace...
  15. T

    UK No Neutral Wire? Photo.

    I took off my old ceiling rose in my garage to put up new lights and noticed that the loop in has two live wires and no neutral, I'm new to this so want to improve my understanding. Where the two earths are sheathed together this is the switch and loop in, the wire with two lives is the loop...
  16. J

    Fuse blown and neutral wire sheathing melted.

    Hi guys, hope you can try to shed some light on what might be the problem. Basically nothing is new, all been the same for 3 years since we moved in but over the past few days when the dishwasher was on (or anything plugged into a socket in the kitchen) I noticed a burning plastic smell...
  17. O

    No neutral wire for smart switch?

    Hi all, first post here, let’s go. So I’m installing a smart switch in my kitchen and after pulling the existing switch out I noticed that there are only two cables in the wall box. Each of the two goes to the switch with a simple straight connection. I’m assuming that these are both live...
  18. SwitchBee - A Quick Switch to A Smart Home

    SwitchBee - A Quick Switch to A Smart Home

    A new smarthome product, which requires no neutral wire and no batteries
    • Switchbee-ELEC
    • Media item
    • neutral wire smart switch
    • Comments: 0
    • Category: Electricians on Video Sites
  19. T

    Flow of current in a neutral wire

    I am taking this HVAC class and have been studying up on the basics of electricity, magnetic induction, AC/DC, Ohms Law etc. I have a basic question concerning the flow of current in the neutral wire of a single phase 120v circuit. I ran a few questions by my instructor (Mr. Samuels). He was...
  20. I

    TIPS? Running Neutral Wire in Old Conduit NYC Building approx 1950

    Hello! I am setting up a smart home system and will need a neutral wire for the application. Some of the existing switches to be replaced only have 2 wires. I believe I will need to run my own neutral line through the existing conduit. I have done so before and just used a stiff wire with...

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