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  1. J

    Electrical

    Can i ask why dedicated for HiFi ? ... incase its a really powerful one ? or high earth leak ?
  2. J

    How far to go with qualifications - a grey area it seems

    Passing 2330 doesnt necessarily make you "competent" i think getting AM2, (which you have to do, to get NVQ now?) is more important than going after a JIB card
  3. J

    Running cable under the Bath

    we use bosch chaser with vacuum to suck up dust, pretty clean then, but if u are only DIYer then its a bit expensive
  4. J

    Metal back box: screw fastener lug sheared off

    the lug is actually gone ? or the hole in the lug is cross-threaded ? if its cross-threaded, you can buy a small tap from electrical whole salers which might be able to fix the problem
  5. J

    keeping insulation away from downlights

    plasterboard is less flammable too
  6. J

    Conduit Cable Calculations

    onsite guide has tables for it
  7. J

    New Oven & HOB

    the cooker comes with instructions ?? my guess would be one of the L1 or L2 was for clock, so when you switch it off you dont lose time .... but that is a very very random guess.
  8. J

    rewire in house

    we are doing a rewire in an old house, which was all surface, so pretty easy for us, just leave all alone while 1st and 2nd fixing ... then once we are done, we just put new board in and rip out old stuff
  9. J

    AC Theory questions

    oh right yeah, never applied it to electronics, thanks i did : Smoothing capacitor for 10% ripple, C = ( 5 × Io ) / ( Vs × f ) C = smoothing capacitance in farads (F) Io = output current from the supply in amps (A) Vs = supply voltage in volts (V) f = frequency of the...
  10. J

    AC Theory questions

    farads, was just a little attempt equation ?
  11. J

    AC Theory questions

    out of interest is it 0.000016 ? or 0.000083 ?
  12. J

    Metre Tails Upgrade !!!

    they told us that it was new reg, so maybe it was unofficial and just for them then
  13. J

    Outside Light

    i think he is saying the problem is ... why is there the yellow if there is no switch i would tape up (connector block if room) the yellow and connect the others to relevant terminls, that way if u change to an over-ridable light in future you dont need to change cable. or perhaps u can...
  14. J

    Metre Tails Upgrade !!!

    cant get a supply installed now without certificates .... dunno if they will still change tails though
  15. J

    9.5Kw shower

    how can 9.5KW be spurred off a ring protected by 30/32 amp fuse/breaker ? ... surely it cant?
  16. J

    socket location

    boiling water splashes ? :oops:
  17. J

    cooker point to radial circuit

    you need to know the power ratings of each appliance (how many watts) will be used, then see if the cable and fuse will take it .... really i think if you still have rewirable fuses you need to get the changed since they dont act fast enough in a fault therefore, best if you get an...
  18. J

    cooker point to radial circuit

    extend it with 4mm or use an FCU, really you dont want to change cable size in a circuit what breaker does it have now ?
  19. J

    Electrian- Price costs estimates please how much?

    i dont price anything since i work in a company... take in account what ebee says, he makes a good point pricing is really very hard to give advice since all jobs are a different scenario... old buildings, you come up with a lot of problems, newer ones (hopefully) you come up with less...
  20. J

    Funny Incident

    well done :) Quote IEE Wiring Regs 16th edition + 2002 & 2004 amendments Phase conductor : A conductor of an a.c. system for the transmission of electrical energy other than neutral conductor, a protective conductor or a PEN conductor. the term also means the equivalent conductor of a...
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