Recent content by maudy

  1. M

    B type breakers with in line UPS

    Hi I'm hoping that someone can help. I am adapting some circuits which are supplied via an in line ups. At present, the ups supplies a 72 way db and the final circuits are supplied from the DB. This is a laboratory research environment and it is expensive (about £20k a time) when they...
  2. M

    socket outlet near a sink in a school science classroom

    ???????
  3. M

    socket outlet near a sink in a school science classroom

    No these circuits have been altered (they've had the socket outlets changed to rcd ones) so I'm doing an instal cert.
  4. M

    socket outlet near a sink in a school science classroom

    I wonder if anyone can help? IM testing a school classroom and they have large sinks with RCd socket outlets above them. I'm sure this isn't right but can't find a reg. Number to prove my
    • maudy
    • Thread
    • doing electricians' talk outlet recommend recommendation school science socket socket outlet
    • Replies: 8
    • Forum: UK Electrical Forum
  5. M

    megger 1552 sine wave symbol

    Thanks Markie Exactly what I wanted to know
  6. M

    megger 1552 sine wave symbol

    Yea right, it must be a feature of the model. Whatever it is trying to tell us.
  7. M

    megger 1552 sine wave symbol

    Sorry - predictive text went mad on me then - i meant to say lots of bs88 fuses - not lots of puff beneath !
  8. M

    megger 1552 sine wave symbol

    It was in a school, the reading was on a ring and was exactly what I was expecting. Just that this symbol came up and earlier that day, on a different circuit, on a different board (but in the same building) the fuse went in my meter. Coincidence maybe? The wiring is pretty old school, as...
  9. M

    megger 1552 sine wave symbol

    Don't know if any one can help here. Today whilst doing a Zs test my megger produced a weird symbol that looked a bit like a sine wave with a vertical line dissecting it at the top. It have the correct Zs result at the same time. But id never seen the symbol before Can't find anything about it...
  10. M

    I was looking for some Info on Max Zs for Merlin 947-2 MCCB`s and found this

    Brilliant Thanks v m Schneider's website is a nightmare
  11. M

    Rubbish products/materials

    anything made by Ikea - particularly light fittings
  12. M

    No Earth whatsoever

    looks like about 12 weeks - not that time will be any problem if I sink a good rod. Any idea on £££'s? Ballpark
  13. M

    No Earth whatsoever

    Nice one Murdoch That was one of my plans, but nice to have it confirmed.
  14. M

    No Earth whatsoever

    ok, so i'm a bit out of date...... UK Power Networks is a distribution network operator for electricity covering South East England, the East of England and London. The area previously comprised three networks known as the London Electricity Board, Eastern Electricity, and South Eastern...
  15. M

    No Earth whatsoever

    edf are the DNO
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