device

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  1. C

    outdoor lighting cable selection protective device

    Hi i wanted to clarify what 7671 says about wiring of outdoor lights. presume the job is a lamp post 0.5M away from the house. Fed from a fused spur unit, with a downrated fuse, inside the house from the upstairs S/O ringmain. The cable would be 1.5mm2 twin earth from the fused unit wall...
  2. D

    G59 Solar PV Export Restriction Device?

    Hi all, Bit of a silly question but one I've never really encountered before. A customer of ours want an 8kWp PV system, I sent the application off to the DNO but they have come back saying we can only install 4kWp. I believe I read somewhere before that a device can be installed that limits...
  3. T

    proprietary earthing

    Hi can somebody explain the difference between a proprietary earthing device and non proprietary earthing device , wit examples of each?:confused:
    • tanglewood
    • Thread
    • device earth earthing iet
    • Replies: 17
    • Forum: UK Electrical Forum
  4. J

    ARD (Automatic Reclosing Device)

    Hi all. After reading some threads regarding whether to install RCD/MCB's or RCBO's, I wondered if anyone saw the article in Professional Electrician about ARD's or had any experience/knowledge of them. Also your thoughts as to their possible advantages/disadvantages. Regarding RCD/MCB's vs...
  5. M

    Underground Cable Route to device which needs TT-ing

    Hi guys, I have a bit of a quandary about an installation I have coming up; I need to install a 100kW rated Electric Vehicle charging station in the middle of a car park. The supply (PME) will be in a toilet block building approximately 45m from the final location of the charger. There will be...
    • Matt_M
    • Thread
    • cable device needs route underground
    • Replies: 4
    • Forum: UK Electrical Forum
  6. M

    protective device and why for following

    Circuit supplying a conventional machine Supply to a welding device
    • Miley4321
    • Thread
    • device following protective
    • Replies: 31
    • Forum: UK Electrical Forum
  7. P

    Protective device

    Hi all need some help, I was called to a job to do some rectification work after a so called sparkey half wired a house. He decided to run a 10mm T+E from a Henley block located in a cellar to a second C/U three floors up, I'm going to have to change the 10mm to 16mm. My question is what do I...
  8. yellowvanman

    10KA or 6KA breakers?

    I know the difference between the 2 sorts but I'm thinking do I need to fit 10KA breakers in this scenario, when I've got 6KA MCBs in the van! 3 phase DB, Isc 4.9KA (phase to earth), all circuits from this DB are single phase. Will never be 3 phase in future (HMO). Worst case short circuit...
  9. D

    Electrical Device Identification, Electrical installation work?

    Please can someone tell me what is the useful of this device, and its name also thanks in advance,
    • divobtech
    • Thread
    • device electric electrical electrical installation electrical work installation
    • Replies: 26
    • Forum: UK Electrical Forum
  10. A

    Certificates on an Android device

    Can anyone recommend Certification Apps for use on an Android device, I need to send certificates back to the office system, to manage for several clients and it needs to be suitable for several electricians to use. Several systems I have seen will work with a laptop or an I pad, but Android...
  11. J

    Hager RCD

    Went to quote for new electrical shower and they want to upgrade from 8.5 to 9.8kw. (I am a plumber boooh boooh) anyway, the cable is 10mm but the rcd is 40amp. I cant find a 45amp rcd its either a 40 amp, 50 amp or 63 amp!! can I use 50 amp? I will get an electrician in but just want to know if...
    • jase158
    • Thread
    • device electrical electrician hager protection rcd
    • Replies: 12
    • Forum: DIY Electrical Advice
  12. R

    Bit confused

    I'm currently doing the 2357 City and Guilds coursework at this precise moment, but i cannot seem to get my head round what should be a simple process in the design area. Hopefully you guys will be willing to help me get round this first question so i can understand and complete the remaining...
    • Rich306
    • Thread
    • confused current device fuse machine phase
    • Replies: 9
    • Forum: UK Electrical Forum
  13. R

    fuse rating or setting

    Ive searched but cant find any info on the following- On the certs forms under main switch or circuit breaker it asks Fuse /device rating or setting??:santa_cheesy:
  14. M

    16A socket on a radial require 20A Overcurrent device, where's the reg?

    Hi all, I hope this is the right place to post this question. I'm revising for my 17th edition exam tonight, I qualified on the 15th edition too long ago to mention, and my on site guide says in section H3 that radial final circuits using 16A sockets complying with BS EN 60309-2 should be...
  15. S

    Surge protection device

    Good evening, has anyone installed a S.P.D to a domestic install? I need to install a S.P.D as part of a full rewire to a domestic dwelling house that has been struck by lightning before and now has lightning protection installed to the property. If anyone can recommend a device I would be...
    • smiffy911
    • Thread
    • device protection surge surge protection
    • Replies: 1
    • Forum: UK Electrical Forum
  16. R

    Supply protective device?

    Hi Guys, when filling in this part of the form on an industrial EICR, would I have to contact the DNO for this info as the fuses are on the pole outside the sub station? Cheers
  17. Y

    Isolating of Fire Panel.

    Hi all, our NIC inspector came round recently, and one of the changes we had to make was to the way we 'control' fire panels. Previously we have just fed the panel from an unswitched fused spur. However according to the NICIEC man this is no longer acceptable, so what we have to do is fit a...
  18. G

    how to make a electronic device in to solar powered

    hi, i have just bough a air purifier it says it will consume 48 watts, and this is the product Airfree Air Purifier and Steriliser P125 Platinum i want to power this with solar, i understand that their are many expensive ways where i can hire a professional and get things all fancy, but as i...
  19. S

    Is there a lock off device for this?

    Anyone know of a lock-off device for the main switch in the pic? I'd rather lock off than remove the cut out fuse if i come across one of these in the future. .
  20. F

    main switch versus OPD

    HI ALL whilst completing certificate on pirform having installed a shower consumer unit with a 40A 30ma rcd and mcb nominal current rating of main switch in relation to overcurrent protective device (ie) main switch is rated aty a lesser value than main over current protective device, supply...
    • foghorn
    • Thread
    • device main main switch other protective shower switch
    • Replies: 17
    • Forum: UK Electrical Forum

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