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  1. S

    Light bulb flicker when turning on after long time off.

    Hello. I have question. I dont know if i have faulty wiring,bad installation or its bulb. When i have lights off long time and turn on lightning ( bulb halogen ) , there is a for 2-3 second bulb dimm/flicker and its normal. Happens only when lightning is off long time and i turn on. When i turn...
    • sew333
    • Thread
    • after bulb flicker light light bulb long off time turning when
    • Replies: 17
    • Forum: UK Electrical Forum
  2. B

    Time needed to test consumer unit circuits?

    Hello, how much time is needed to test consumer unit circuits before re-connection to the mains? Is each circuit a 5 or 10 minute job?
  3. C

    Confused about Zs 5 second disconnection time

    Running some calcs I'm confused about what Zs to use when calculating 5 second disconnection times. In circuits with 1.5mm2-4mm2 cable a fault doesn't seem to pull the voltage down much at the trafo terminals so from an ohms law perspective the current magnitude reflects simple V/(R1 + R2)=I...
  4. W

    Get a shock when you touch sink and oven at same time??

    I understand this could be because there is no bonding, but just want to know how it’s possible for the pipework/sink to become live?? Is it through a fault on another circuit finding it’s way to the pipework?
  5. B

    Seeking electrical help for first time homeowner

    I am a first time homeowner trying to give my house a few updates on the mostly original 1984 aesthetic. One of the first things I started was replacing old yellow toggle switches with bright white rocker switches. I came across a double switch in the kitchen/dining room area that had some DIY...
  6. P

    C&G 2365 Level 2 w/ private provider worth the time/money?

    Hello to all, I am a 28 year old lad who has been in the building game since 16 mainly involving groundworks / extensions / full refurbishments for a small firm, gaining lots of hand on knowledge. I have done the odd fault finding / rectifying around the house, run cables for sparks on the job...
  7. C

    Am2 test result wait time?

    Hi guys. Hope everyone is keeping well in this strange time. Completed my am2 on Wednesday and waiting to get my results. Firstly my assessor said I was competent and his words were ‘I’d let you wire my house’ which filled me with confidence. Then when I asked for any more feedback he said I...
  8. S

    Scheme question for first time joiner

    Sorry if this has been asked a lot but I can’t find the right answer, I will try and explain it the best I can do. I am looking to join a scheme for the first time as I have now got my two years experience.I have done a 4 week course to get some qualifications to my name they are : 2393-101...
  9. J

    RCD Types, Ticking time bomb

    Juts been catching up on some prep work for my EV install course next week (Tring, 8th December) anyone on hear doing it? I digress. Delving deeper into RCD types. Hell of a mine filed now! I am guessing most homes installed or upgraded with RCDs, RCBOs with type AC need now to be replaced...
  10. littlespark

    Strange fault. Time delayed mcb trip.

    Fault finding. Good to systematically and logically investigate the problem, then the culprit has been staring you in the face... phone call from new customer- no power. get there, split rcd board. “It’s that big switch that won’t stay up”, says the woman Ok, the rcd. Unplugged everything I...
  11. A

    NAPIT Certification Scheme Waiting time for assessment

    Hi Does anyone know what the current waiting time is to get a napit 1st assessment? I've been waiting ages now. Emailed them and they just said they were very busy. Thanks.
  12. I

    Few Spotlights bulbs gone at same time

    Hi All, Client called recently. Saying few spotlights not working, halfway all 3 of them, living room-kitchen only two works out of 15. Flat newly built, last inspection 2019. I've been told by client that bulbs gone more or less st the same time. There was nothing obvious as I've checked...
  13. A

    I Need Work Seeking full/part time temp/permanent work Chelmsford,Witham,Maldon Essex.

    Looking for work in the above areas. I have the following; ECS card Installation C&G 2365 FAA level 2 first aid Six years electrical work experience Full clean driving licence Own tools 24 years old Currently out of work due to building company going under during covid Available immediately
  14. J

    UK time clock

    Hi,I have fitted a timeclock throgh a contactor for some outside lights,and when I press the over ride on the time clock the lights only come on for a few seconds,then the contactor kicks,yet when I press from auto to over ride at the switch, they stay on, is this normal.I have read the...
  15. C

    Braking Time Neutral Distributed vs Neutral Not Distributed

    Can anyone tell me what this pertains to? https://file.scirp.org/Html/4-6401053_6647.htm And why does it reference table 41.1?
  16. S

    Whats a Reasonable time to issue cert to council

    Good evening Guys.Quick Question . After carrying out a EICR for a new kitchen circuit and replacement consumer unit in December 2018, The builder has only just recently issued the certificate to the local council.Who have changed thier policy with a new man at the helm.I will state i am fully...
  17. N

    DISCONNECTING TIME FOR BS1361 (80A)

    HELLO Just i would like to know if the BS 1361 80A fuse overloading ,how long will take to disconnect for example 90AMPS! i have to install 14.4 kw electric boiler in the flat!and that would take 60A and 20A would remain for the rest of the house! The main meter tails 16mm ,50cm long from the...
  18. Lister1987

    Stupid question time...

    How does an earth leakage clamp meter differ from a clamp meter (if at all). Both tend to test IVR so are we just talking sensitivity, resolution and range? When does one become the other (if at all).
  19. G

    Time to stop lurking

    Hello, Long time lurker here, Not an electrician as such but I'm an apprentice trained electrical automotive technician and having moved up the ranks over 20 years i'm currently an electrical instrumentation engineer in the scientific measurement world. I have 18th edition regs and PAT under...
  20. J

    Time / current characteristic curves...

    Just trying to clear something up for myself, hoping someone can put it into layman terms for me. I'm looking at the time / characteristic curves in 7671. For example, 60890 Type B curve, p. 370. Taking the example of a 32a breaker, the line flattens off vertically at 160amps. All understood...
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