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additional

  1. driverman

    Domestic Additional supplementary bonding

    Ok new house. New install cert issued. However, no supplementary bonding that I can see and accessible . There is a 10mm earth wire connected above the water stop cock point of entry under the kitchen sink. However, no cross bonding to the hot pipe. According to install cert the cross bonding...
  2. T

    Commercial New DB (additional)

    Hi all, Apologies it's been a while since I was last here, hope you are all well. One of my summer jobs is to move a computer room, and it's going to require an additional 3 circuits to power the computers. The board nearest this room has an old 3-phase memshield 1 board that is at capacity...
  3. N

    Certificate for additional certificate

    say I installed a new cooker cercuit to an existing installation and the customer wants a certificate for the work done do i need to test all the other circuits and record all results for the full instal or just test the circuit I installed and record that also if ther is no main bonding to gas...
  4. Spoon

    Shower supply, ever needed additional earth cable.

    This may be one for the older members on here. Got chatting with a mate about a general supplies to showers. At the moment you just supply the correct size cable, (usually 10mm for a new circuit) to a shower. Was there ever a requirement/regulation to add an additional earth cable along with the...
  5. N

    What additional training have you done?

    So lately I have been finding the day job mundane. So to counter this I have been looking at ways to keep me interested. We do a lot of emergency lighting works so put myself on an emergency lighting course for design and maintenance. Very good course. This week I have done fire alarm...
  6. S

    What to do with two additional red wires when using newer light fitting?

    I am changing a light fitting and have excess wires. I’ve matched up the three core wires for the feeds I have but have two additional red wires left (pic included). What do I do with these? Just tape them off separately? Or should they be inserted somewhere? Thanks in advance for any help! (I...
  7. C

    Additional CU in Garage for Two Circuits?

    Hi We live in a new build (2015) and the developer added Power and Lighting to the garage via a double socket (spur from house) and then a single light coming off the socket (via FS) for the garage. I then added another driveway floodlight off another FS. Anyway, we plan to do some garden work...
  8. S

    Additional earthing wire

    Hi! I’ve bought new pendant lamps (see pic 1and 2) and was replacing them when I realised they don’t have an earth wire terminal (but the wiring in the ceiling does) - see pic 3. The light doesn’t say it’s double insulated (it doesn’t have the symbol) - how can I tell otherwise? If it is, do...
  9. I

    Require additional cooker spur in kitchen

    Hello, My electrician is currently wiring a new kitchen and has wired in a cooker switch to a cooker fused spur shown in the attached photo for the electric cooker oven. He has used 6mm flex wiring for the circuit. The cooker hob is gas. He has installed a B32 for the circuit back at the...
  10. Z

    Additional ceiling rose/down light

    So I have a staircase which has a ceiling rose at the top of the staircase. It has a switch for it both at the top and bottom of the staircase. I needed a second ceiling rose at the bottom of the staircase which is controlled by the same two switches (hence both light will turn on/off at the...
  11. R

    16amp radial circuit additional sockets

    Hi all I am looking to add 2 additional 2G sockets to an existing 16amp radial circuit that has 2 1G sockets on it. It’s a 3 story house and the consumer unit is in the Cellar. There are two rooms on the top floor and two radial circuits are feed from the one 16amp MCB with no RCB fitted. I...
  12. J

    Additional meters for garden studios?

    I have a client for whom I do PAT testing. She has a couple of studios in her garden which used to be holiday lets, they take electrical supply from the house. As she's now letting them out as long term lets, she'd like to install separate meters and asked me if that was possible. As a lowly...
  13. J

    Can anyone clear this up?

    Just carried out some small works in a ground floor WC, moved the position of a light and replaced it with a new one, The circuit at the moment is protected by a 6A MCB, but lacks additional protection by means of a 30mA RCD for cables buried <50mm plaster. There's no bath or shower room on the...
  14. T

    Which way additional consumer board or use existing

    I'm having an extension built, electrics are going to plan. Socket cables are in (went for new ring in the end), light cables and I decided to add a feed for the shed which comes in on 2.5 anaconda. My question is should I add a new consumer board using 10mm twin off a space in the existing...
  15. D

    Pme installations in 18th edition with additional rod.

    It's proposed in the 18th edition that any new pme installation is to have a rod added by the electrician that has has a resistance of 30ohms or less. What are people's thoughts on this? My main concern is the amount of services that are going to get hit with everyone driving rods in.....also my...
  16. Midwest

    Locations containg a bath or shower - Additional protection

    I do a lot of domestic bathroom refurb's. Sometimes its as little as replacing the main luminaire. As regards additional protection by RCD, I sought some guidance from my scheme on RCD requirement, when doing as above. And was confirmed that a like for like replacement of luminaires or...
  17. Short Circuit

    Query with a couple regs

    Hi - sorry, I haven't been on the forum for ages! Its that long I cant see how to attach photos now! I have a couple of queries following some work carried out by another contractor and would appreciate a second opinion ( or as many as possible ) One of my customers has just purchased some...
  18. oxford 12

    Time delay RCDs and cables in walls

    Your carrying out an eicr on a domestic property with a time delay 100mA RCD protecting lighting cables within 50 mm of the surface. What code would you give it c3 or c2?
  19. T

    Cooking appliances. Diversity versus practice

    Hi, I have a customer who has bought a 7Kw hob to compliment a 4.8Kw double oven. He didn't realise the extra power consumption would put additional loading on the existing 6mm cable. My initial response was to tell him that an additional circuit was required and due to locations of consumer...
  20. Doomed

    coding?

    Coding for a 100mA RCD covering lighting circuit on a TT system in a domestic environment? (Sockets on a 30mA, Ze of less then 50 ohms) (test data left in office along with books, just mulling it over during dinner)
  21. A

    Napit Inspecton (supply intake inquiry)

    Hi all, I will be doing a kitchen rewire in a domestic house which i want to use for my Napit inspection. Existing consumer unit has not enough spare ways for the new circuits to be installed for the new kitchen and its a bit untidy. So i will be adding an additional 10 way consumer unit with...
  22. L

    Emergency Lighting - Adding extra lights to circuit

    Hi, Hoping someone can give me some insight into emergency lighting circuits. I've never had to install an emergency lighting circuit, only testing of the circuit. We have an emergency lighting circuit in place but I've been asked to add a couple of additional emergency lights to an area that...
  23. Lou

    Richard Davies Electrical Services

    Richard Davies Electrical Services your local electrician for south west Wales. Richard Davies Electrical Services will carry out all aspects of electrical installation, maintenance and testing. We are a registered NICEIC Domestic Installer – giving you the confidence that all works are...
  24. T

    Filling out a minor works N-E Fault

    Hi so whats the best way to go about this? Added 3 lighting points to an existing lighting circuit, the fuseboards old with no rcd. Upon completion of testing , all tests okay apart from N-E on insulation test. My additional wiring tests okay on everything but the existing circuit contains...
  25. Dan

    EICR - Additional Test Sheets

    Dan submitted a new resource: EICR - Additional Test Sheets - Editable Additional Test Sheet for Certification and Inspections Read more about this resource...
  26. D

    No RCD Risk Assesment

    hello chaps, I have a battle going on in a new position I am employed in with the statutory compliance manager, i have advised him that dew to the new 3rd amendment all 20amp sockets are now required to be protected by an RCD, I have added an extra socket to an existing ring which has no...
  27. J

    Rcd for tails?

    Up coming job.... fb currently in downstairs hall in a little cupboard- along with the head and meter. job is a rewire anyways- but customer wants new fb moved into garage- on other side of wall to where it is at the minute. (Directly on other side of wall- litterally just popping through wall)...
  28. T

    Getting stung with extra work!

    Just started quoting for my company. How do people word/get round saying that any extra work needed due to departures from the regs? As i know a few people who have lost out big time with having to do extra work and not get payed. Many Thanks
  29. A

    The agreed process for signing off third party work....

    According to a recent article in PE magazine. The installer appoints a registered third party certifier. The scope of the work to be inspected is agreed and the work starts. Within 5 days of completion, the third party certifier returns to inspect and test. and issues........wait for...
  30. C

    Solar PV install on farm

    A farm I have done some work for are having an array installed by a third party but I have been asked by the farmer to do some additional work not included in the PV install. At present there is a PME supply into a workshop from which a 25mm 2 core SWA has been buried underground and run to a...
  31. T

    Domestic Problem with RCD tripping

    Ive installed an additional RCD onto an existing Wylex board that already had one RCD, however a breaker on the old RCD circuit is tripping the new RCD and for the life of me I cant figure out why. Anybody have any ideas?
  32. L

    Up-front RCD requirement -TT system.

    Hi, I have recently com across a job in which I have been asked to carry out some upgrading and various remedial work. It is a TT system and the tails from the meter to the consumer unit are run about 5 meters, under the floor, via a 60 a KMF located next to the meter. The consumer unit a...
  33. Simonslimline

    Fault protection/additional protection.

    Hi..... just a quick question i have regarding RCD on TT systems, would you class the RCD,S as just fault protection, or additional protection aswell? i am an apprentice doing the proper route, 2357 and was having this discussion today. any help would be greatly appreciated. Thanks simon.
  34. T

    additional pir sensors in ceiling

    Hi all just a quick question. i need to add a couple of additional ceiling pirs can you just do this by using 3 core cable and link your live neutral and switch live to each additional sensor?
  35. Baker1988

    rcd on a tt system

    hi ya i have a home work question which is: What additional protection is required on a TT system, justify your answer, Stating what regulation from bs7671 requires additional protection. I am sure that answer is a rcd but i just cant fine the reg that states that you need a rcd the closest i...
  36. A

    rcd requirements on a tt system

    Hi all A new shower circuit has been installed into a town property that is a TT earthing set up. The shower is protected by a 60amp 30 ma rcd and a 40 amp breaker. The ZS is 9.8 ohms, the Ze is 9.7 oms. Should this circuit be protected by a further 100ma rcd before the 30ma rcd or is the 30ma...
  37. R

    Installation of Storage Heaters

    Hello. I am installing new storage heaters in a flat. I understand that they each need their own radial supply which goes back to the RCD protected E7 CU and they are each on their own MBC - probably 16amp. However, the heaters have an override switch for boosting during the day (not sure if...
  38. S

    Zs high on tt installation

    Hi all I was just doing a zs test on a TT installation on a ring circuit at home and the figures came back high, 165 ohms, my ze was also very high at 501 ohms, the rod is in damp ground at the moment but the lowest I've had it down to is 275 ohms which is still higher than the 200 ohms max...
  39. P

    RCD Protection on 16mm Submain??

    Hi all House C/U is in the kitchen, come off the mains blocks into a KMF isolator then across above the plasterboard ceiling about 15m in 16mm T&E into the the new granny annex C/U. This is the way I have always done it, depending on the circumstances. If it was SWA I wouldn't be having this...
  40. D

    BS7671 Green Book

    Can someone tell me where in the new green book it gives the maximum disconnection time for a circuit on a TN system when there is likelyhood of contact from livestock? I just can't find it ? Dichroic
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