rcd tripping

  1. M

    RCD Tripping

    9 LED outside garden lights protected by RCD. Originally the client asked me to investigate outside lights as when he switched them on RCD tripped immediately . On investigation found previous Halogen fitting past sell by date most full of water and corroded. Client agreed to have all replaced...
    • mamba
    • Thread
    • cables fittings lights rcd rcd tripping replaced tripping
    • Replies: 25
    • Forum: UK Electrical Forum
  2. D

    3 phase rcd tripping

    Hey just a quick one, The factory I work at have built a new maintenance shed, and each work station has a 3 phase outlet rcd protected. Now, my problem is every time I make up a board which contains contactors it trips the rcd.. Is this due to some sort of balance issue? Can some one clear...
    • DaleRobbo
    • Thread
    • 3 phase phase rcd rcd tripping tripping
    • Replies: 19
    • Forum: UK Electrical Forum
  3. M

    RCD tripping

    Hi All I have a prob i hope someone has come across clients RCD is tripping at odd times. Doest seem to be any pattern or any specific piece of equipment causing it. Not one particular circuit either...trips on downstairs ring, upstairs ring, lightings ...you name it. Wont reset until all mcbs...
    • mdgibbs32
    • Thread
    • circuits faulty leakage loads rcd rcd tripping tripping
    • Replies: 9
    • Forum: UK Electrical Forum
  4. S

    RCD Tripping

    Circuit: - 17th edition board with 30mA RCD Pond pump circuit is a 16A MCB feeding double pole FCU with 3A fuse, this feed an electronic immersion heater timer, this is connected to a pond pump/filter unit via SWA. Problem: - RCD trips every time the pump switches OFF What is connected to RCD...
    • Strawbs
    • Thread
    • filter rcd rcd tripping timer tripping trips
    • Replies: 12
    • Forum: UK Electrical Forum
  5. K

    RCD tripping at half the rating ?

    Hello, i was doing an RCD test yesterday on half its rating, and the rcd kept tripping everytime, does this mean the RCD is faulty?
    • Kev2632
    • Thread
    • anything faulty mcb's rating rcd rcd tripping switched tripping
    • Replies: 32
    • Forum: UK Electrical Forum
  6. D

    Economy 7 RCD tripping.

    Hi Guys, An elderly customer has just moved into her new flat, unfortunately her heating on E7 doesn't work. The E7 dist board RCD is tripping (probably as it kicks in). She has two boards, one normal and one E7. The E7 board is feeding three night storage heaters and an immersion heater. All...
    • DeanoZX7R
    • Thread
    • economy economy 7 heaters rcd rcd tripping supply tested tripping
    • Replies: 7
    • Forum: UK Electrical Forum
  7. A

    RCD Tripping from Power Saw

    Hi All, I have a 2400w power saw on 230v which is tripping after about 0.3 seconds. It is running of a 16A RCD with no other devices on the circuit. Could this be caused by a high current demand at the start up or is it more likely to be something else? My calculations reckon that it should...
    • Andrewbullie
    • Thread
    • anything breaker power rcd rcd tripping start tripping
    • Replies: 25
    • Forum: UK Electrical Forum
  8. C

    RCD Tripping

    hi i have an old customer who's pv installation is tripping out when raining/wet. 16 x 245w Sharp panels with a Power-One PVI-3.6 TL inverter. The inverter is showing a current leakage from the panels which obviously increases when soaking. All mounting structure is bonded There is a 30mA RCD...
  9. C

    rcd tripping

    I recently got called to a rcd kitchen circuit tripping, so I removed all appliances as normal but still tripped so carried out IR test which showed no fault? any ideas no fault found?
    • craigday
    • Thread
    • carried circuit fault rcd rcd tripping still tripped tripping
    • Replies: 25
    • Forum: UK Electrical Forum
  10. G

    rcd tripping?

    Hi guys. slighty baffled by this one. Rcd tripping intermittently when 3x 16watt 2d lights are switched off at the wall switch. Carried out ins res tests... All ok. Lights turn on fine and only trips 2 out of 10 times when turning switch off. possibly inductance causing earth leakage??
    • goldie
    • Thread
    • earth leakage lights meter rcd rcd tripping tripping
    • Replies: 9
    • Forum: UK Electrical Forum
  11. A

    poor rcd tripping times

    Hi all After having the shower circuit upgraded to 10mm cable, new shower and pull switch the tripping times recorded for the existing rcd are as follows. 76ms x1 65ms x1(180) 28.6ms x5 38.3ms x5 (180). These times appear not to meet the standards for the minor works cert and im after...
  12. N

    RCD tripping while Zs

    Hi guys, what would cause an RCD to trip when carrying out a Zs test, it is a lighting circuit in a new build house and I have it on the "no trip" setting and it still trips the RCD, the RCD itself passed the RCD tests and the IR is 800Mohms so that's fine, I even even replaced the RCD but the...
  13. R

    Another RCD tripping

    Will a RCD trip if there is a problem on the cable drawing no current ? I plug in a tumbler drier and power it up, the RCD trips Remove the drier plug and try the drier in another socket. The drier works without tripping the RCD. I try my electric drill in the socket that tripped the RCD...
  14. S

    Rcd tripping when lights turned off

    Have been to check site where consumer unit with 5 circuits. 4 of those circuits feed various light and sockets in one stable barn with a lot of flourecent strip lights and outdoor school flood lights. The 5th circuit is on 16A mcb and feeds a second consumer unit via armoured cable in a second...
    • sidekick
    • Thread
    • electricians' talk lighting lights off rcd rcd tripping tripping turned turned off when
    • Replies: 23
    • Forum: UK Electrical Forum
  15. B

    RCD tripping with underfloor heating

    Can anyone offer some advice...... Customer recently moved into property, underfloor heating not working but looks like quite a new install. First problem i found was the switched FCU was faulty that supplies the underfloor heating - replaced that, switched on still nothing illuminating on the...
    • bonn1ett
    • Thread
    • electricians' talk heating rcd rcd tripping tripping underfloor underfloor heating
    • Replies: 10
    • Forum: UK Electrical Forum
  16. K

    RCD Tripping

    Hi Every one, I have been asked to look at a problem in a toilet when the light is turned off the RCD trips intermitenetly but not when it is turned on. There is a fan and small flourescent shaver light in the room . the instalation was rewired by me about 10 months ago all the test results were...
    • keithbr13
    • Thread
    • electricians' talk leakage light rcd rcd tripping switching tripping
    • Replies: 13
    • Forum: UK Electrical Forum
  17. D

    Fault Finding Help Please, Random RCD Tripping.

    Hi all, new to the forum and hoping to garner some of your expert knowledge. I live in a small 2 bed house and the main RCD on the consumer unit keeps tripping randomly. There are 6 separate circuits and by elimination I've ruled out the lot except for the sockets (all on one ring). Now I'm...
    • daerve
    • Thread
    • electricians' talk fault fault finding finding help help please please random rcd rcd tripping tripping
    • Replies: 14
    • Forum: UK Electrical Forum
  18. A

    RCD Tripping Under load

    I have a split CU and have just added a new ring (14 sockets) a 10.5k shower and lighting circuit. All of these are as a result of a third floor being added to the house. Everything works perfectly but when the shower is on and I use my drill in any of the 3rd floor sockets, the RCD trips. I...
    • Adders1
    • Thread
    • electricians' talk fault floor load rcd rcd tripping shower sockets tripping under
    • Replies: 11
    • Forum: UK Electrical Forum
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