tested

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  1. Joe S

    Old Cartridge fuses blowing, already tested and repaired before. What could it be?

    I have been to a call out today regarding an old cartridge fuse consumer unit. The customer said that the fuse went bang yesterday and she lost her Lounge, dining and one socket in the hallway (there is two but the other is on a different circuit). I went round and tested the circuit and found...
  2. H

    Rcd not tripping when tested ?

    Been to a job today where the customer is saying thier RCD is randomly tripping, TT system new job all wired 6 months ago ZE 0.70 ( Cracking TT ZE) Earth loops and ins res test all fine, But the RCD wont trip when tested with my tester , Started with a ramp test no trip, auto tested all 6 tests...
  3. C

    rcd not tripping on test

    Hi All Changed a C.U today, Volex (not my choice but customer supplied it) Dual RCD, one 80A & one 63a. All test results good except on RCD test at socket outlets. on half test all OK, on 5 x test all OK but on 1 X test @ 180 no trip but fine @ 0. Ramp test ok. When tested at RCD with mcb's...
  4. carl9254

    Testing Childrens Play Centre

    Hello, does anyone know how often these should be tested?? Im pretty sure its every year but not 100% Thank you.
  5. B

    Vphase vx1 voltage optimizer do i test this how??????????????

    When installing this device what test cert have i got to put with it???????????????????????????????????????????????? ?????????????????? Appreciate any advice no circuits have been moved 50 amp mcb used for vx1 please help help help thank you
  6. P

    insulation resistance testing question

    If some of the circuits of a shower block for a big site have been tested for insulation resistance during constuction. what is the possible effect that insulation resistance testing the whole installation when completed have on values obtain on completion compared with for those circuits when...
    • paulthemagpie
    • Thread
    • answers insulation insulation resistance insulation resistance testing question resistance tested testing thought
    • Replies: 9
    • Forum: UK Electrical Forum
  7. D

    Strange RCBO test results??

    I've never come accross this before so was wondering if anyone here can explain it for me! Whilst testing new RCBO trip times, one of the RCBO's was tripping too slowly and somethimes not at all, something at 80ms at x1 and >1999 at x5 compared to all the others which were at around 18ms at x1...
  8. B

    help , ive pat tested a drill that as passed but doesnt work how please

    ive pat tested a drill that as passed but doesnt work how please
  9. M

    Rcd fail half test wylex

    Has any one else had this, just installed a dual split board, Make wylex, when testing both RCD units it failed the first test which is the half rated test or non trip test. Now I did the test away from the board and at the board but made no difference! has this happened to any one else...
    • monkee
    • Thread
    • fail rcd roman test tested wylex
    • Replies: 13
    • Forum: UK Electrical Forum
  10. P

    Who trusts RCDs?

    Hi Guys Did a small job in a house - one additional socket. Then did an RCD test - x1 (240 mSec) and x5 failed miserably. did the test a couple more times. Some improvement but still failed. The RCD is an old Wylex WSES 80/2 so replacement means a new CU. Customer asked me to test it again - it...
    • Piratepete
    • Thread
    • button failed first rcd rcds tested times
    • Replies: 63
    • Forum: UK Electrical Forum
  11. S

    Storage Heaters Tripping RCD

    Hi all, I have a customer who when they get up in the morning the RCD has tripped on the storage heaters CU. The storage heaters have stored some heat so the RCD has tripped during the charge. They reset the RCD (Approx 6.30am) no problem and the heaters all continue until 7.00 am when eco7...
    • s7t7e7v7e7
    • Thread
    • fault heaters rcd storage tested tripping
    • Replies: 10
    • Forum: Central Heating Systems
  12. K

    RCD not tripping

    OK this one has be beat! Replaced 2 DB's (one night storage and one 24 hour) with a dual board but adapting it so I have 2 different supplies coming in. Earth is common in the boards, but then it's common throughout. Neutral is definitely split. All connected up, tested the RCD and it did not...
    • keefy
    • Thread
    • aus disconnected fault neutrals rcd switching tested tripping
    • Replies: 10
    • Forum: Australia
  13. Michaelp

    Mcb or Rcd Must be all from the same manufacturer

    Sometimes a panel have many types and names of mcb and rcd.Like hager,abb,legrand etc. Is this true, That all mcb and rcd on a panel must be from the same manufacturer? If yes then why is that?
    • Michaelp
    • Thread
    • aus manufacturer manufacturers mcb rcd tested their
    • Replies: 28
    • Forum: Australia
  14. E

    Prospective Fault Current

    I recently fitted a dual RCD MK board in a house. Everything has tested out fine but I was a bit concerned about the following readings. Ze is 0.03 ohms and the PFC is 7.3 KA. The supply transformer is just over the yard wall. The breakers in the board are rated at the usual 6.0 KA. Do you...
    • eckersecker
    • Thread
    • aus breakers current fault fault current rated tested
    • Replies: 2
    • Forum: Australia
  15. I

    new washing machine trips rcd

    washing machine trips rcd when turned on or off? this is on a newly installed ring on a recent job.as work had all been tested and no problems, job signed off and walked away. machine was 5-6years old recommended they get it looked at by an engineer, but they instead bought a new one.this still...
  16. La Poste

    Favourite RCBO

    Do you have one? I mean is it best to buy the cheapest in town or does the quality vary? I am due to buy one but am not sure which to get. I am not an expert in this field so does anyone have a favourite brand? Tanks a million.
  17. K

    Seeking opinion on pat tested appliance

    Hello to all of you out there, I'm interested in your opinions on a testing matter.I was doing tests at a small office today and one of the appliances was a shredder, one of the larger types, about 3 ft tall with a main body made from a contiboard type material and the shredder unit sat on...
  18. E

    Leakage Voltage

    Guys I was tracing a fault out in the garden of a client today and came across a set of driveway drive over lights, This isn't the LED type but a replacable GU10 lamp. I noticed that one of the Stainless covers was loose and found that it had come adrift from the fitting letting moisture onto...
  19. B

    RCD Problems. Serious Head Scratching!!

    Loooking for a bit of ideas on a issue if have with a RCD. 4 circuits on a submain that i recently changed, above the board was a leak so intally thought the problem was related to that. When carrying out the RCD auto test when it came to x1 the meter read error and would not trip. If i set it...
    • BangTidy
    • Thread
    • aus circuit circuits problem problems rcd tested
    • Replies: 24
    • Forum: Australia
  20. A

    TT high ze - rcd tripping

    Had a look at a fault for a mate, cooker kept taking out main 30mA rcd when switched on at cooker switch (no load, just turning on at wall) Disconnected cooker, turned on all ok. Cooker faulty? Had it tested and it was fine. Tested circuit, megger, r1+r2, all perfect. Went to do zs and...
    • ash_s3
    • Thread
    • aus cause cooker rcd rcd tripping replacement tested tripping
    • Replies: 11
    • Forum: Australia

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