tests

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  1. B

    Nuisance RCD trip.

    Customer called me out today. Installation has been fine for years until they had a 24 hour power cut last week. Since then the cooker circuit constantly trips the RCD. Dual RCD Doepke board. TNCS. I disconnected the cooker switch and it still tripped. Had a look inside the CU and no loose...
  2. D

    rcd problems please help

    hi there i need a bit of help basically the rcd trips and the shower mcb trips the same time. then its ok for a day then it randomly does it during the night etc even when the shower isnt in use, any ideas?
    • demkap
    • Thread
    • cable please problems rcd shower tests trips
    • Replies: 31
    • Forum: UK Electrical Forum
  3. G

    Advice on fluke 1653b tester

    Hi, Just wondered if anybody could offer some guidance on a fluke 1653b tester. I was just wondering what the correct procedure is to measure the Pefc and pscc using this tester. For short circuit test , would this be measured at the the supply intake position on line and neutral (...
  4. B

    Earth Electrode Testing

    I have been tasked with carrying out some earth electrode and LPS testing using the fall of potential method but to do this I need to know the length of the rod. How do I work this out if I don't know the length?
  5. D

    testing after DB change

    Alright lads what do you allow for and how much depth do you go into with regard to testing when changing a CU? I typically allow a day time wise for say an 8 way board in a 3 bed house, stating there may be faults that the new equipment may pick up and it may incur additional cost to rectify...
  6. D

    Bussbar Flash Testing

    We have had to get a specialist company who repair bussbars, it is rising main bussbar 1200amp, they do alot of work for the rails, but do not carry out any flash testing, as it would be carried out on site. Can anyone advise what sort of flash test is needed, and better still anyone know...
  7. P

    2 wire and three wire loop tests

    Bit of an odd one but was doing a EICR today and got some weird loop test results. All low current 2 wire loop tests were around 7-8ohms whilst doing three wire loops on the saner circuits gave more to be expected readings around 0.6-1.2ohms. Overhead supply with a DNO PME head. Any thoughts?
  8. E

    Confusion when it comes to a test on 3 phase

    Hi, I have just joined the forum having looking around and found lots of good advice, I've been asked to do a couple of small jobs at a commercial premises shortly, simple tasks like installing a few extra lights onto a current light circuit and a moving a supply point to a dishwasher. the...
  9. M

    Electrical tests

    Hi im new and learning the electrical and would just like a bit of help with electrical testing, ie what test instrument tests what and why any information would be a big help cheers
  10. H

    VC99+ 6999 auto range multimeter tester Amp C Tcompared FLUKE analog bar

    I am a trainee electrician, can any one tell me if i buy a second hand VC99+ 6999 auto range multimeter tester Amp C Tcompared FLUKE analog bar does this comply with the uk regs?
    • hsharp
    • Thread
    • amp auto comply fluke multimeter range tester tests
    • Replies: 4
    • Forum: UK Electrical Forum
  11. B

    Insulation resistance testing with no cpc

    When doing a CU change and lights have no cpc. Every room has class 2 dimmers and lights. ceilings are like 20 foot tall. How would you guys go about Insulation testing? L&n to cpc ain't an option and removing all lights and bypassing dimmers is consequently going to take some time... What would...
  12. 1

    Dead Tests

    Does anyone know some good websites or videos showing you how to do the relevant dead tests on electrical circuits or sites with information about each test. Would really help me with my revision, thank you.
  13. C

    Seaward 350 Auto Mode Tests Help!

    I have got a Seaward PrimeTest 350 and am just trying to get my head around the auto mode tests, and to also make sure the settings for these are correct. A- Portable/Handheld/IT CLI Visual Test > Earth Continuity (0.15) > Insulation (250v - 1.00) B- Portable/Handheld/IT CLII Visual Test >...
  14. B

    Ring final test from socket???

    I'll probably receive cries of abuse that this query was dealt with years ago but not when I was in the forum so........When testing ring can anybody think of a reason why the ring final tests (R1,R2 and Rn + link test) shouldn't be done from the back of a socket or other outlet on the ring. As...
  15. M

    Stand Alone RCD

    Hello Everyone. I had to change a socket in a landlord property (enough said) Did a check on the RCD and found that it was not working. Even though the flat only has an old 4way wylex the land lord will not go for a new board. so my question is what tests would I need to carry out for this...
  16. M

    Jaguar Assessment Centre

    Ive applied for a maintainance electrician job at Jaguar and have been asked to attend an assessment centre. Does anyone have any idea of what they involve? It states some stuff on the website but it seems that for different jobs the assessment centre tasks vary. Has anyone attended on after...
    • michael071284
    • Thread
    • assessment centre company tests years
    • Replies: 12
    • Forum: UK Electrical Forum
  17. D

    Live tests on Economy 7?

    It may be completely stupid but I've been wondering about this one for a while... Short of coming back at night, how do I get Ze or do the RCD testing for an economy 7 system?
  18. E

    Olci 2330 level 3 fault finding

    Has anyone done 2330 level 3 fault finding with olci? Is it hard?! I heard it's pretty tough! Cheers
  19. P

    2357 unit 308 fault finding?

    hi guys, ive got my unit 308 next week. Its the practical part for finding faults. does anyone who has already done this unit have any tips for possible faults that they must put on the boards for me to find? thanks maggie
  20. M

    Non Con on Annual Assessemnt - Minimum Irradiance Levels on String Tests???

    Hi, on our annual pv assesement we had a NC due to the irradiance level when testing the strings being recorded at 58 W/m2, so reasonably dull/overcast i guess but not exactly dark. I never knew that the minimum level has to be 200w/m2, does anyone know where this is documented please?? Our...

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