potential

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  1. C

    Potential difference between supplier's earth and water/gas earth...

    Anyone ever noticed a difference between these? Just curious.........
  2. S

    3 Phase map - any bright sparks?

    I am undertaking some research on the optimal potential of wind turbines in the UK. I am trying to find out where there is 3 Phase power. I am a wildlife scientist based in South Africa and have dangerously little knowledge of electricity so I would appreciate ANY guidance. Thanks Shan
    • Shan Rush
    • Thread
    • 3 phase after bright future phase potential scrap sparks things
    • Replies: 8
    • Forum: Commercial Electrical Advice
  3. G

    Confusion on earth potential and continuity in bathrooms

    Hi, I'm new to the forums so am not sure if this is the right section for these questions, but it appears to be a good area to place them. I'm pretty new to learning about electrical installation, and as i go along, i realise there's still some gaps in my understanding which I can't seem to...
  4. S

    Potential Fire Alarm System in guesthouse

    Can someone help me please. I`ve been asked to quote for a full electrical installation in a guesthouse including fire safety system and emergency lighting. Do I need to design it as if a disabled occupent could be in that guesthouse. For example if they are deaf obviously a sounder would be...
  5. D

    Potential House Wiring

    So I went to look at a housetoday but noticed it has the old fuse box, which immediately made me feel sick, as I know thats a few hundread to replace with the new consumer units. From what I can remeber there was also red & black cables going to where the little meter was under the stairs. Does...
  6. whinmoor

    Can anyone see a potential problem?

    Greenbuild Expo 2013 takes place on 8th & 9th May at Manchester Central, opening from 09:30-16:00 both days and is FREE to attend. Greenbuild EXPO - 2013 show dates 8th & 9th May Eco-Fair 2013 – May 9th @ Leeds United Eco-Fair is the largest environmental event in the North of England. We...
  7. S

    Potential 1st August FIT rate

    Sorry i mean 1st MAY!!!!!!!!!!!!!!!! I have heard the current rate will probably stay at current rates. Anyone know when the 1st August rate will be confirmed? When does DECC have to confirm is by? Is it 1st March? We have a customer stressing about FIT cuts!. It's like the good old days!
  8. P

    JIB Electrotechnical Certification Scheme (ECS) jib

    Is it possible to switch from Sjib to jib while still living in Scotland?
    • PaulFarrell1982
    • Thread
    • card certification easier edition jib jib card potential scheme sparks
    • Replies: 2
    • Forum: UK Electrical Forum
  9. B

    Online PV Potential Estimater

    Morning guys... Here's a cracking online pv estimator which is Post Code specific...probably of more benefit to the folks down in the SE or SW of England than to us up in the North of Scotland... There are various parameters your can input depending on the situation.... I know it cannot be...
  10. SolarCity

    Interesting response from potential customer

    Just found out today that we are missing out (for now) on a large PV project. They are very keen on proceeding but they also believe that the initial cost to install is likely to reduce even further and that, and this is the interesting thing, the next drops in FIT are not that significant so...
  11. O

    QUERY - Potential LNE fault - Lighting

    So on one bedroom light in a clients home, Switch off at the pendant L-> N = 30Volts, L->E = 108-110Volts, N->E=244Volts Checked the main lighting junction box and everything is wired ok there, though this bedroom only still reads 110V L-E (RCD doesn't trip either) Slightly strangely the light...
    • overskilled
    • Thread
    • cable fault fixture light lighting neutral potential query switch
    • Replies: 19
    • Forum: UK Electrical Forum
  12. J

    MK Dual E sockets old and new

    Have a butchers the older one is copper finish the new one I picked up isn't I think you can see the obvious design fault in the older one if you didn't link it for a single CPC I think the design fault on the newer is the 'made in Malaysia' ggrrr don't get me started J
    • Jimmy Boy
    • Thread
    • clean earth new old potential socket sockets
    • Replies: 6
    • Forum: UK Electrical Forum
  13. O

    Potential 'mare.

    The mother's asked me to do a wonderful job for her in the 1930 built house that she lives in. She wants 2 sockets put in her bedroom either side of the bed. Problem is, the house was built in 1930. Old DB, old lath and plater walls that are ridiculously thin, a single ring main that covers the...
  14. E

    oil central heating

    saw a oil tank in garden today with an earth rod connected to it, water bonded inside and thinking about it this must be wrong, the pipes from the oil tank will be introducing earth at a different potential to the pipework inside the building giving a difference in potential between the two any...
    • ezzzekiel
    • Thread
    • central central heating earth heating oil pipework plastic potential property
    • Replies: 18
    • Forum: Electrician Talk
  15. La Poste

    SSE tricking potential customers

    SSE has lost an appeal into a conviction for tricking potential customers into switching from their existing energy firm. SSE's sales agents had used misleading sales scripts when talking to people on their doorsteps, between September 2008 and July 2009. SSE said it was "disappointed" with...
    • La Poste
    • Thread
    • again customer customers energy potential sales sse their
    • Replies: 1
    • Forum: Electrician Talk
  16. A

    Difference of Earth Potential

    Whats peoples view on this on i had a while back Massive aircraft hanger which had various maintenance bays within it, we were constructing a new training facility for a college within one of the bay areas, Carried out our installation with no problems and airside in one of the bays they had a...
    • a1guvner
    • Thread
    • difference earth potential
    • Replies: 5
    • Forum: Australia
  17. T

    Is Running Power at 12v 0.3A/300ma Outside A Potential Fire Hazard?

    Hello all I'm about to install a burglar alarm siren box outside on my house's exterior wall powered by an ordinary power supply running at 12V 300ma/0.3A. (the power supply is indoors) As i bought this cheap(ish) on Ebay i have no guarantee that the siren is weatherproof like it is...
  18. M

    Potential Opportunity

    Hi Guys I have 2 orders that I can't fulfill because of fixing kits. I have the panels and inverters for 2 systems in the North West but no roof fixing. I'd be happy to split the profit with anyone who can provide the Roof Fixing Kits - One of the systems is a Rosemary tile. Please PM me...
  19. T

    2 phase supply to a commmnercial installation and potential problems!

    I was called to an installation today following a PIR/ EICR done by a contractor. The contractor had advised the client to have a 3rd phase installed as the existing 2 phases are drawing around 95 amps each on full demand and the contractor has adviseed the client that this poses a danger due to...
    • timmy123
    • Thread
    • client contractor installation phase potential problems supply supply to
    • Replies: 3
    • Forum: Australia
  20. D

    17 volt potential

    We have come across a potential difference off 17 volts between a hand rail and a lampost, the building is an old one and relys alot on metal work for earth paths, the only way to rid if the potential is to bond the handrail. Client isn't happy with this due the decrotive level within the area...

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