live

  1. S

    Live or dead socket???

    How can you tell if 3 phase 5 pin plug is live and working or dead amd not working??
  2. S

    Smart Thermostat Recommendation - Live and Neutral Wires Only

    Good Evening Everyone Was looking to replace both my old Danfoss mechanical thermostats with a smart thermostat. Was wondering if anyone had recommendations for the following set-up (circuit is 240v). There are 2 solenoids, one for upstairs and one for downstairs, and a thermostat each for...
  3. sythai

    ASHP - no switched live required ??

    Hi Guys.... Another ASHP coming up for us to hook up.... slowly getting my head round all the different variations of wiring them ! The next one is a full Bosch system 'compress 7000i.' Client seems to have paid for some helpful technical (Alto Energy) back up on this project for queries...
  4. O

    Live earth wire concern

    Hi, thanks in advance for any advice here please on a safety worry... My son lives in a rented house and recently got a strong electric shock when he turned on a light switch, he felt it go down his arm and to the floor (bare feet, tiled floor). An emergency electrician came out and found that...
  5. autopsian

    Two lives in old fitting, one live in new fitting

    Hi, DIYer here, I'm replacing an old outdoor light. The old one had N, E, L and L1. The new one has N, E, L. I guess this is a common question, how do i wire up the 4 wires coming out of my wall to the 3 available in the new light fitting please? Attached is a pic of the old light fitting...
  6. L

    Lighting circuit still live after breaker turned off

    Lighting circuit. 3 rooms. I turned the breaker off and in the last room of the circuit I checked the light switch to make sure lights didn’t come on. They didn’t. Anyway….the circuit still live at the fitting. The wire from the previous room loop. I then turned the rcb off on the side of...
  7. R

    UK Neutral to Earth is live (230v) in my distribution board?!

    Has anyone experienced this before? The neutral bar is live.. nothing had tripped and everything works fine in the property. any ideas?
  8. J

    How add lighting spur? Nuteral is loop at the fitting and live is looped at the switch.

    How is addtionl light spur added spur in the following situation? Nuteral is looped at the fitting and live is looped at the switch. Theres two netural and one switched live at the light fitting, with all live and switched live at the switch.
  9. fishkake

    Live wire breakout adapter

    Hi there - some of you might have seen my previous post about current-measuring CT clamps. This is another question about them! Once again I'd like to make it clear that I am not an electrician; my understanding of what you guys do is more than a layman, but mostly conceptual rather than...
  10. W

    HELP! is my metal ceiling light live?

    Recently bought a none contact voltage tester and decided to use it on a few things around the house but a metal bedroom light is lighting up red and beeping to say the light is live. I have tried it on all of the parts of the light and it lights up everywhere. I am too scared to touch the metal...
  11. K

    New Floodlight not powering on with live wires and switch/breaker on

    I replace two floodlight cameras with smart floodlight cameras. After replacing the second one on day 2, the first one stopped working that was replaced on day 1 (worked right before I turned power off). I swapped with an new one and even with the old floodlight and still not working. The...
  12. D

    UK Drilled into a Live Wire

    Hi Guys, I drilled into a Live wire it's my office (commercial unit) I have the electrician coming out tomorrow just wanted to know what my options were for repairing this P.S I have no idea why I decided to drill above a socket stupid mistake.
  13. K

    Live wire touch the case of a/c

    Hello, My mother a/c got touched by live wire in the case. The a/c is grounded and the electric breaker jumped so there was a very short time short. The a/c is not functional after this short and Technion said the card is dead due to the short. Can live wire that touch the case kill the card...
  14. C

    UK Earth to Live Voltage - 206v

    I've been fault finding an issue in a domestic property, the situation is as follows... RCD spur that is protecting outside sockets, This spur is on the downstairs 32A ring, the sockets directly on the ring pass RCD tripping test. The cables coming into the spur won't trip when tested...
  15. A

    40 amp MCB live when off? Faulty?

    I have a number of circuits in a not very old Hager sub CU, with split RCDs. All of the active circuits (8 used in a 12 slot dual RCD CU) test fine. RCDs tripping fine under test with Megger MFT. However, I have a MTN B140 (40 amp obvs) MCB in the board that has nothing connected to it. ie...
  16. Aaron b

    Isolating neutrals, working live?

    Hi, where only single pole isolation is achievable and a shutdown is problematic, what is the best practice with neutrals when connecting and disconnecting circuits? I understand that all live conductors should be isolated and we shouldn't work live, but out of the class room it is not always...
  17. Nclleeon

    Live voltage at crank

    Hi everyone, I have a Vauxhall insignia 2.0 cdti non starter, cranks but no start. It also doesn’t crank very fast, tried new battery and still the same, it cranks kind of sluggish and the dash lights start to flicker, live voltage readings at crank drop from 12v to 7v, does that mean the...
  18. T

    Live earth fault on every leg of the ring

    Brief run down for you all Checked end to end of ring that’s sound Meggered LN sound NE sound LE 0.03 Split the ring same stuff Split it again same stuff again Long story short stripped all sockets off on the ring and every single leg has a LE fault Was rewired 2010 Only logical thing I can...
  19. RobertKza

    Why loop the live for lights?

    I have one mcb in the consumer unit that supplies external lights. When this is off the coal shed, shower room main light and toilet light don't switch on. There is a light switch in each of the shower room and toilet. There is a 2 gang light switch in the shower/toilet access passage. One...
  20. Neptune

    Permanent live for smoke alarms and emergency lighting

    Need some guidance please. I know that smoke alarms require a permanent live and neutral in order to operate. Is this also the case with emergency lights? (The type you have in stairways) Secondly, have I also understood correctly that these two can only be available at the ceiling rose if the...
    • Neptune
    • Thread
    • alarms emergency emergency lighting lighting live permanent smoke smoke alarms
    • Replies: 19
    • Forum: UK Electrical Forum

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