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  1. S

    Flat Array need help

    Hi Everyone We will be installing a 4kwp 16 panel system on a flat roof in London, it the first one we are doing and i am worried about the wind load factor as it will be exposed. Can anyone offer any advice or if they have installed one before. thanks for your help in advance
  2. i=p/u

    in the flat i rent at mo

    the cable feeding my cu looks like it is all in one, with one 10mm line , 6 x 15mm neutral and 4 x 4mm cpc, now it seems like it aint a complete cable but i bet you it would of been awkward to fill the sheath like this... anything to say knowledgable souls.. if i can find camera lead il...
  3. K

    dreaded flat plate accessories

    Anyone tried the cavity boxes specially designed for the 'orrible flat plate accessories? Just done a first fix and rebated the boxes so they are flush when fitted.
  4. 1

    Electrical Installation Condition report on a small flat - 2 way Consumer Unit.

    Can I request some advice please? Ordinarily I wouldn't undertake such work but this is for someone I know and they are interested to know the condition of the wiring in a small flat they are about to purchase. With it only being two circuits I felt happier as I could look at the installation...
  5. V

    Ground floor flat rewire - concrete ceiling and floor

    Just been asked to rewire a ground floor flat which has concrete floors and ceilings. It's wired in singles in metal conduit which is used as the CPC. Fortunately the owner is happy with the location of existing sockets and switches but wants a few sockets added and storage heaters changed for...
  6. S

    PV on flat roof in conservation area

    Hello, has any one had any experience with a flat roof within a conservation area? The roof has a 300mm parapet and the panels would be about 500mm at their highest point, but as they would be installed more than 1 m away from the parapet and the building is quite high, they would not be...
  7. S

    Crabtree flat plate screwless sockets

    Evening all Just wasted the morning trying to replace some old white socket fronts with these great looking brushed nickel versions, but had to give up as the 25 mm backboxs were too shallow. Especially the sockets where someone has spured off twice. 4 X 2.5 T/E cables in 25 mm wont go. I recon...
  8. zap

    Flat twin and earth in mini trunking - which installation method?

    Greetings, Is this allowed? It would appear from BS7671(17th) that the installation reference number is 8 or 9 with a reference method 'B' for determining the current carrying capacity of the cable. However, the anomaly is that table 4D5 doesn't include a column for method 'B'. Can anyone...
  9. O

    Ballast Calcs - flat roof array frames

    Sorry if this is out of place here... But any advice from real world experience would help. Rather than designing PV system using off the shelf mounting systems like Consoles for example where the ballast requirements can easly be ascertained from the installation manual, I'd like to explore...
  10. T

    Renusol Console 4.1 flat roof or ground mount system - set of 17

    I've got 17 Renusol Console 4.1s for sale. They were installed for 3 weeks and are now not needed. I'm too new to post a link, I think, but you can find pictures and details on ebay - search for "solar pv consoles" or item 330675801754. Thanks, Rob. I'll try a link just in case it works: 17...
  11. S

    flat roof / ground mount kit

    If any of you could help me compile or if anyone has panel specs ( dimensions ) as together with our metal fabricators they came up with a design for variable mountings summer winter pitches to increase yield , we only use the one type of panel but if you could post me the panels you use with...
  12. S

    New Supply for Four Flat Property

    Hi guys, I've been carrying out a rewire on a two bedroom basement flat, no problems. Unfortunately, the electrical supply for the building was entering into this flat, through a wall which is having to be rebuilt. It was decided by the occupiers of the building, that they would use this...
  13. spark-ticus

    Earth size in flat cable

    Please excuse my ignorance my professional comrades but i am completing a schedual of test results and am not sure of the earth size in 1.5mm, 2.5mm an 4.0mm cable. If someone would be so kind as to enlighten me i would be very gratefull and promise to thank you with a click of the thank button!!!!!
  14. T

    Does this flat set up look right to you?

    Hello electricians forums! Any advice on my query below will be much appreciated. I'm living in a 3 bed flat on the bottom floor. I've only recently moved in, and have come across a cabinet labelled "electricity meters" which looks like this picture. Now, as I am aware, there is only one...
  15. S

    Ballast requirement for Flat Roof PV ?? ( Help Please!!!!! )

    Hi All Could some one please advise me on how/ where can i find information on how to calculate ballast requirements for laying panels on A frames and screwing them to the ballast. I did consider screwing it straight into the roof. But I've had some of my friends who had it that way and had...
  16. V

    Any Spare Flat roof mounting kit? (Just need for2 modules)

    Hi Guys, Im in need of a bit of mounting kit for my own flat roof. The set up i have (due to the rush) is 10 panels, 8 on pitched roof at 35 degrees, and 2 on the flat roof on spare frames i had. all on one string! :P At the moment the 2 panels on custom frames at 15 degrees. Now the rush...
  17. S

    Flat roof: long term issues?

    Dear all, planning to install a PV panels on a concrete flat roof covered in gravel. Apparently the roof soundness has last been checked about 10 years ago and we'll ask for a structural sign off before installing the panels. The roof looks in a good state. We want to use Consoles with...
  18. A

    Protective bonding conductors in a flat?

    I've just been to a flat tonight to look at some potential work, but there is no bonding conductor to the incoming water pipe inside the flat. I had a quick look in the main distribution board cupboard of the flats, but could see no evidence of bonding to the water, and the main water incomer to...
  19. P

    Additional electrocity meter for loft flat

    hi all i got question, and i can't find answer... my friend have got 2 flor house + loft, hi convert loft to studio flat, now hi want split main supply after main meter, and fit on loft new fuse board, this is fine, but hi ask me, his want install new meter before new fuseboard on loft but after...
  20. C

    Installing an extra meter for flat

    Hello, Something I havnt come across as a sparky till now. I've been asked to install an extra meter for a flat above a shop. How do I go about doing this? I mean it's obvious to wire but who do I need to contact etc. and as it ok for me to do it or do the electricity board have to do...

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