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  1. C

    RCD test results

    I did a board change this week and fitted a BG dual RCD. Carried out all my testing before hand and everything checked out ok. Fitted the board and did my post live tests and both RCD's trip at 4.8ms at x 5 and 8ma on the ramp test. So I though maybe a dickie batch of RCD's, swapped them...
  2. Lou

    2020 Exam Results and your children..

    How did your kids do in their exams? Have they got the grades they wanted? Seems like it has been a bit of a shambles this year to be honest. I do feel sorry for the kids. Hopefully now the government is letting the teachers give the grades it won't be as bad now. I heard BTECs are still not...
  3. M

    Loop tester different results

    Hello, I have a dedicated loop tester (Martindale EZ2500) and also a Fluke 1662 MFT The reason I have the additional loop tester is often at work I will need to measure P-E & P-N loop impedance only while I am in a harness climbing, or have walked for ages (large concert touring) the EZ2500...
  4. Lister1987

    Revamped EICR Model Schedule of Test Results - "Missing Tests"

    Lister1987 submitted a new resource: Revamped EICR Model Schedule of Test Results - "Missing Tests" - Added "Missing Tests" as highlighted on an SN Podcast - https://www.youtube.com/watch?v=C0Hj5K5cbdk Read more about this resource... 1588358874 This exists to attempt to get the "Missing...
  5. M

    Step Down Transformer from Receptacle - Expected Results?

    Hello, I have a 125/250v - 50amp twistlock receptacle in a 3phase building (so, 208v between hots). It's a 4-wire receptacle. Currently, when needed, I split the phases/hots to attain two lines of 120v, each capable of 50amp current. If I installed a knock down transformer (208->120) into the...
  6. Q

    Seeking some advice following am2 results

    Good evening, So I have recently sat my am2 and just received my results. I passed with the installation, theory, fault finding etc but failed on the testing due an issue with insulation resistance and also the initial safe isolation section. I can only think that I didn't carry out all the...
  7. P

    EICR - Holding back test results?

    A customer has asked me to quote for some work and he sent a copy of the EICR that was done a while back. As can be seen, the person who did the eicr is holding back the test results until the C2's have been resolved? I don't do many EICRs mainly because there are locals doing them too cheap...
  8. S

    RCD Test Results

    When testing (30ma RCD) to (BSEN-61008), am I correct In thinking you record the lowest values & not the highest value reading obtained @ x 5 In, for the schedule of test results, for example. X 1/2 In-No trip X 1 In-0-180-Under 300-ms X 5 In-0-180-Under 40-ms Check test button for operational...
  9. H

    Test results, lighting circuit

    Evening all. I’m struggling al little bit; doing a light installation (extra outdoor light). Upon undoing existing fixing I found there’s no CPC. Seems no CPC on any of the lights (even though there’s an earth in the DB). So, how would I get my R1 and Rn readings? I’m proper stuck so any help or...
  10. Spoon

    18th Edition Results

    So I presume lots of people here have done the Level 3 Award in the Requirements for Electrical Installations BS 7671:2018. I have logged into the City & Guild site to see my cert. All it tells me is that I have it. My questions are: Is it possible to have a PDF of the cert with your name on...
  11. Diver233

    Anyone know how long C and G take to send out results?

    Anyone know how long C & G take to send out certificates?. I passed my practical 2391 testing practical 12 June but not got certificate yet, is over a month normal ?
  12. E

    Insulation Resistance Results

    Hi, I’d like some clarification with regards to insulation resistance results I’ve got. Carrying out initial verification on a new ring final circuit. New cable, 9 new MK double sockets. r1 - 0.43 rn - 0.42 r2 - 0.68 R1+R2 - 0.28. Carried out insulation resistance test: L-N - >2000 MOhms L-E...
  13. Z

    Went to quote, discovered recent EICR has fabricated results. How to proceed with client?

    I went to quote for remedial work in a flat yesterday. The client is selling the flat and wants an EICR for the purposes of the sale. The last week they had an NIC electrician who performed an EICR, which they then sent to me. Worth mentioning at this point that a neighbouring flat had caught...
  14. Strima

    Multiple Earth Electrodes Test Results

    I need to clarify something that's rattling around in my head. I was taught when testing lightning protection systems that the maximum permissible combined electrode readings shouldn't be over 10 ohms. So we would test all the electrodes individually then work out resistance in parallel. We...
  15. J

    AM2 results - not sure if I'll fail or pass need guidance

    So I finished my AM2 yesterday and I'm expecting the results tonight, however when I did the practical aspect of it, I noticed my armoured cable going into the isolator had 2 strands loose, this has had me feeling like the world has fallen out my arse because I'm now tricking it thinking that...
  16. J

    AM2 Testing question, R1+R2 results

    So im currently doing my AM2 and doing the testing, I understand that this is simple, but when writing down the R1+R2 on the certificate, do I need to put the highest reading down? Theres a ring circuit eith 4 sockets on it l, however one of the sockets is a spur - which obviously has the higher...
  17. N

    Schedule of results when adding to installation

    When adding just a couple of circuits to an existing installation, what exactly do you put on the schedule of results with regards to the old circuits. Just the circuit number and name or do you add the breaker details also like bsen, type, breaking capacity, rating. Obviously can't add ref...
  18. J

    Weird IR results? At a Switched Fcu in RFC

    So I am doing an insulation resistance test on a new flat and I get a dodgy L-E reading on the IR. I won't go above 20Meg and it fluctuates. Identified where the problem is and its a switched spur. When cables are removed all test +299 including the load which is 2 sockets. When all are put back...
  19. T

    how should ring cont results relate to R1R2

    Sorry if this has been asked . How should the results or ring continuity relate to r1r2 results. Today I got L-L 0.32 N-N 0.30 E-E 0.56 and my r1r2 was 0.76
  20. Gavin John Hyde

    Type C or B rcbo? & Results on a CU change certificate

    Been to quote for a job this morning, The house has 2 CU's one is eco7 for 5 storage heaters, the other was upgraded in 2009 and all wylex rcbo's. Meter tails, bonding all up to scratch, the DNO upgraded the cutout to PME in 2009 with the previous work. The owner is going to have the heaters...

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