lightning

  1. Doomed

    Lightning and photocells

    Anyone ever had problems with photocells failing to always latched on after a thunderstorm? After a storm on Monday night I have had to change 2 security lights and one 'dome' photocell in different areas of the town. Obviously no direct strike, and as far as I'm aware no strikes nearby. Anyone...
  2. G

    Lightning Protection

    Has anybody on here every done any courses to do with lightning protection, i have seen a few on google but are these recognized qualifications etc?
  3. S

    Church lightning conductor

    Hi all , my local church warden has asked about the testing of the lightning conductor as part of a general checkover of the electrical system , told him I would find out on here ! Is this a "special test" that has to be carried out by installers of the conductors or can I do basics such as...
    • showerman
    • Thread
    • church conductor lightning
    • Replies: 3
    • Forum: UK Electrical Forum
  4. S

    Lightning Strike

    I've just a customer on the phone that has had all of his electronic equipment fail including his power one 3.6outd due to lightning striking the transformer supplying his home. His insurance company are saying he is not covered as it was caused by a third party, that can't be right can it?
  5. G

    Installation of Lightning Protection

    Hi, I own a top floor apartment in Swansea. The lightning conductor above the roof of the apartment block runs through a channel along the edge of the roof which is permanently flooded with rain water (except after long dry periods) to a depth of 25-75mm. This doesn't seem safe to me. I would be...
  6. Pete999

    Lightning conductor bonding

    Always bothered me when bonding the Earthing system in a building to the lightning conductor installation, it seemed odd to me. I went to Elex today and attended an NICEIC seminar about earthing, apparently Tony Cable is saying it's OK as long as you install a surge protector unit between the...
  7. C

    Phone line hit by lightning

    Customer phoned on Friday looking for a few jobs done, he says his BT line has been struck by lightning twice this year wiping out phones and routers etc. Is there anything can be done to protect his gear other than maybe one of those surge protection extension thingys??
  8. T

    Effect of Lightning Strikes on a Building

    Good evening guys, I have just had a call to go and have a look at a hotel tomorrow that was hit by lightning yesterday morning. All i know is that its a 2 story building and was hit and now has a hole in the roof and that there is no lightning protection system in place. They are worried that...
    • Tim
    • Thread
    • building check damaged effect insurance lightning
    • Replies: 41
    • Forum: UK Electrical Forum
  9. imago

    Lightning protection

    As it's not related to commercial or industrial specifically I thought I'd ask in here. The work being done is two facing external walls being removed and the offices being made into one by removing the gap between them. Blockwork construction with a steel frame, single storey. Oh and it's a...
  10. Dean Williams

    Lightning protection continuity test

    Hi i'm going to test some lightning protection tomorrow following on from some extra tape we installed. Im competant with testing the electrodes with the fall of potential method etc. what im unsure about is the continuity testing, there are 15 down conductors, and i read on here that, using a...
  11. K

    Lightning protection testing

    Hi all, was hoping someone could explain to me how I test/verify the lightning protection bonding. im generally a domestic electrician as I work for myself, and I've never come across a property with this type of bonding. I'm subcontracting to a local electrician and do all his testing for...
  12. D

    EICR in a church

    Well lads some advice if you please Looked for Quoting to do an EICR in a church with the following items from a PIR done 14 months ago. 1) Lightning conductor box on PIR cert was ✓ N/A. (It has a lightning conductor) my question is does the lightning conductor require connection to the MET...
  13. t4sltd

    Lightning Protection

    Anyone installed on a site where there is a lightning protection system (LPS) and you can't install a suitable distance away? Based on hwta I read from SMA guidance I suspect such sites are not suitable for PV?! I always follow DTI guide and refer back to LPS designer of building. I always...
  14. M

    Lightning protection

    Designing a lightning protection system
  15. L

    Lightning protection test results

    Hey guysI've been tasked by my supervisor to carry out earth electrode testing on the lightning protection systems of two buildings we maintain. Nothing to difficult. Carried out 4 pin test on all down conductors. Got all my results. He's asked me to put into a proper format much a kin to that...
    • Lex
    • Thread
    • lightning protection results test
    • Replies: 4
    • Forum: UK Electrical Forum
  16. P

    Lightning Conductor

    if i have a conductor connected to the metalwork of the building how do get a test reading ?
  17. J

    Lightning strike

    I got called out to a house that was hit by lightning and it has blown a lot of the appliances light fittings etc and i need to make a report for the insurance company can i put in the db change as it does not comply with current regs (old wylex type) and put it down as faulty? I ask because i...
  18. C

    client wants overkill on lightning protection

    client wants overkill on lightning protection. i undertstand that all of the top peaks of a building should be covered by this lightning tape and down into an earthrod but this clients architect wants top ridge covered ( understandable ) but then wants tape all along the gable roof zig zagging...
    • chris-
    • Thread
    • client lightning protection wants
    • Replies: 6
    • Forum: UK Electrical Forum
  19. C

    does anybody know where to get cheap lightning protection tape/cable?

    does anybody know where to get cheap lightning protection tape/cable? for 200m ive been quoted from £2,000 to £11,000 including clips, clamps and earth rods
    • chris-
    • Thread
    • anybody cheap get knowledge lightning protection where
    • Replies: 8
    • Forum: UK Electrical Forum
  20. G

    Flue Stack Lightning Protection

    I have been told I need to provide lightning protection to a large flue stack which comes from the boiler into an exhaust fan and then up out the roof an sticks up an extra 4 meters out of a boiler room I have just wired but I'm not really sure about what's required. Does anyone have any...
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