guide

  1. marconi

    Fluorescent lighting troubleshooting guide

    In the course of working on a problem on the EF to do with a strobing fluorescent light fitting I have been researching this type of lighting technology and how it becomes faulty or fails. I came across what I think is a very useful troubleshooting guide which others may want to have handy...
  2. J

    17th edition,GN3,on-site guide

    Due to a change I have brand new set of 17th edition,on-site guide and GN3 all 3rd edition for sale. Looking at £100 delivered or collected from Macclessfield CHESHIRE. Also have a Kewtech FC2000 check box for sale. £45 delivered.
  3. D

    16 amp commando sockets. 20 amp mcb on site guide as maximum value mcb

    Hello the on site guide lists 20 amp maximum mcb for 16 amps sockets. Having a debate with someone as to why this is? Why not 16amp mcb? I installed 20 amp mcb as it's for a car charger that charger's at 16amps for 8 hours and is not capable of pulling more than 16 amps but this has been pulled...
  4. snipersmith87

    Downlight advice - joists / spacing guide

    What are people's methods of installing downlights?? Rule of thumbs?? Spacing?? I installed 14 today in a kitchen. 2 banks of 7 at just over a metre apart. 650mm from walls. Problem is joists. felt like it took an eternity just to mark out as I would inevitably land on joists somewhere along my...
  5. Gavin John Hyde

    Idiots guide to how not to wire a garage

    Given the amount of questions the forum gets about taking power out to a garage/shed this made me think of all them diy'ers who come here looking for info, this is no doubt the consequence of them trying to do things outside their abilities. I Come across this video on youtube of a shoddy garage...
  6. Lucien Nunes

    Spotters' guide to early plastic-insulated lighting cables

    We recently had a thread or two about some cables that were almost certainly tinned copper, but people continued to suspect they were aluminium because they were solid core, not stranded, i.e. from the metric cable era when copper was invariably plain. In fact, the smallest tinned-copper...
  7. CDB

    Elec.. Guide.. Build.. Regs Table 4.1.2a - Is this a cooker mistake?

    Hi, I hope my abbreviated title caught someone's attention and makes some sort of sense. On page 58 of the Electricians Guide to the Building Regulations there are some standard circuits listed. In particular I'm looking at the cooker entry on page 59 and have a couple of questions: 1) Why...
  8. sparkdog

    Planning guide magazine promo.

    Has anyone used the www.planningguide.co.uk ? Had a visit from the rep the other day. A bit too expensive for me at about £1k for 2 years but seems well established and looks like it could be a source of work.
  9. P

    Caravan and Camping Site - Diversity

    Hi Guys I'm doing an EICR and making expansion proposals for a Caravan Site. This is for holiday not static caravans. Simple question - how many 16 amp outlets can I have off a 63 Amp supply? Currently 8 pitches are fed from a DB containing individual 16 Amp RCBOs, fed from a 63 amp supply...
  10. M

    Electrical installation design guide

    Have been sizeing up the size of armour on diffent SWA cables to make sure they are suitable to be protective conductors. Come across table 8.8 page 100 .on this table it says maximum bs88 fuse size (for example) 120mm 4core is 500a, when it also says current carrying capacity is 335 method c...
    • mickfred
    • Thread
    • armour cable conductor design electrical electrical installation guide installation motor motors
    • Replies: 27
    • Forum: The Welcome Forum
  11. G

    C3 and unsatisfactory cert, advice please

    Hi all, asked by a friend to go and look at a shop for them and give a cert as requested buy the estate agents, ive gone and had a quick look, two wylex dis baords, no RCD . told me mate the boards could to with changing for new and coded this c3, then i (wrongly i assume) put unsatisfactory...
  12. B

    pre Jan 2016 boards

    Hi there I've been asked to start to carry out a number of Landlord certs, which I have started. I was just wondering what you guys were saying about non metal boards, if there is already a full RCD board installed pre Jan 2016. Are you doing unsatisfactory? or just putting them down as a...
  13. J

    LGP For Edge Lighting LEDS

    Hello all, My name is Jenni and I am working to develop a system for backlighting artworks using edge lit light guide panels and led strips. I have looked into the different light guide panels available, all are some variation on 3D laser etched acrylic. However, these light guide panels seem...
    • jjstones19
    • Thread
    • guide led leds light lighting panel
    • Replies: 8
    • Forum: Lighting Forum
  14. J

    HELP! Lost Regs book and on site guide

    Hello basically had my log book and on site guide with me on site put them somewhere on site and can't seem to find them anywhere, which is a real pain in the arse because both where all marked and tabbed for everything i needed, so ive bought a new set and i cant be arse going through...
  15. Wes1000

    Dangerous how to guide.

    Check out this guy! I nearly fell off my chair when I watched it and just had to share it. If this isn't an advert for dangerous work I don't know what is?!
  16. Midwest

    On-Site Guide (BS 7671:2008 Wiring Regulations, incorporating Amendment 3:2015)

    Boring thread. I decided to give in and purchase a copy of the above publication. Give in, in that I understand there are a couple of errors in it, rectified by errata sheets etc. I see the IET site has the ISBN as 978-1-84919-887-5. Does anyone know if this is the latest print? I understand...
  17. W

    IR testing and smoke alarms

    Hi - a forum post got me thinking about domestic fire alarms and BS5839. I haven't bought the Standard (just check the prices ...) but the IET's Electricians Guide to Fire Detection and Alarm Systems is a handy guide book, a brother to OSG and similarly priced. Also I picked up Aico's...
  18. T

    fire systems

    hi all, just wondering as it's quite confusing as to what fore system (grade) are required for each property. now .... we know that in domestic properties they require grade D in the hall ways and landing, all interlinked with battery back up. now what about in a house turned in to two...
  19. S

    parallel circuit

    Just a quick one. have a new machine install that is 3p+N 270 Amp (protected by bs88 315 amp fuses) cable length 80m from main switch board. cable required 120mm, But installing this size cable will be a nightmare as high level with a lot of racking etc. would two 50mm cables in parallel...
    • sparky87
    • Thread
    • cable circuit guide parallel quick
    • Replies: 6
    • Forum: UK Electrical Forum
  20. Energetic

    VAT rating on batteries and off grid.

    Been out of the loop for a bit, am I right in assuming that batteries for a domestic self consumption situation are 5%? Also for off grid systems? Cheers E
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