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  1. Gavin John Hyde

    Lower Ze reading than expected

    On a job today and when testing got a Ze of 0.03 ohms on a tncs. Using a Kewtech 64DL. Installation has main fuse in hallway outside the 2 bedflat then a switched fuse feeding a submain cable to the actual CU. I did Ze at both immediately before switched fuse and in CU with earth disconnected...
  2. S

    I Need Work Looking for Job in Berkshire

    Hello, I have recently relocated to Slough. Currently looking for Electrical Engineering related job anywhere in Berkshire & London. I am trying hard to get a job but not yet successful. I am wondering if anyone could suggest or recommend me any engineering job. Even I am happy to work as a...
  3. S

    Urgent, advice needed about reading the FRAM on an Ampy 5235A meter.

    Hi, Please can anyone advise me as to who would be able to read the internal memory via the IEC 1107 port of an Ampy 5235A meter. I had one installed as a check meter years ago which was left in place & I believe it holds the data I need to claim back from my supplier all unused exported energy...
  4. C

    New Member with an EICR question on max Ze reading

    Afternoon Ladies & Gents, I'm a new member to the forum so thought I'd introduce myself. Been qualified for around 10 years and have finally set up on my own. I am new to the test and inspection side of things so I am seeking advise on the following question. Any help would be greatly...
    • Clarkie
    • Thread
    • eicr max max ze member new new member question reading
    • Replies: 37
    • Forum: The Welcome Forum
  5. A

    TNCS High ZE at origin

    Hi there Testing at origin of a domestic property, I have found: L-N: 0.44 Ohms L-E: 9.89 Ohms I had the DNO attend clients address, there response was that it was quite high and confirmed readings of 0.44 for ZE. (Pleasee attached document with their response) My concern is they don't seem...
    • AdamGiguere
    • Thread
    • boards origin property reading
    • Replies: 80
    • Forum: UK Electrical Forum
  6. S

    Hiring for Electrical testing engineers in Essex, London, Cambridge and Reading

    Electrical Installation Engineers needed to carry out testing and minor remedial works in domestic properties. Vacancies in London, Hertfordshire, Reading and Cambridgeshire on a permanent basis with immediate start available. Engineers must hold their 17th Edition qualification, ECS and...
    • Sophie Reuben
    • Thread
    • courses degrees electrical electricians london engineer engineering engineers essex hiring london reading salary students testing
    • Replies: 2
    • Forum: Electrical Engineering Chat
  7. P

    Strange earth reading on ring main

    Hi guys. I have just tested a ring main. The readings end yo end on the 3 conductors were all fine. When I cross connected the live to neutral and tested around the sockets all of the readings were correct ie R1 + rn÷4. But when I tested with live earth cross conceded the readings got higher...
  8. M

    I Need Work looking for work in oxford or reading

    Hi all, I am electrician mate lives in oxford, looking for work either in oxford or reading MY CSCS card is out of date (ordered replacement)
    • mate
    • Thread
    • electrical work looking oxford reading work
    • Replies: 0
    • Forum: Electricians Jobs
  9. O

    Unusual Zs reading when testing circuit with RCBO

    Been testing a modified circuit today. Ze = o.20 R1 + R2 = 0.77 Zs = 1.77 So the reading is about 0.80 higher than I was expecting... Nothing on this (lighting) circuit switched on..... I was testing at the end of a smoke alarm addition. I've read elsewhere, that its a good idea to do a Zs on...
    • Octopus
    • Thread
    • circuit rcbo reading testing unusual
    • Replies: 27
    • Forum: UK Electrical Forum
  10. S

    TT Ze reading- loop high or loop no trip?

    When measuring Ze on a TT that's RCD protected which is more accurate? Getting 27.1 on high current but 563 on no trip.
  11. T

    Newly Qualified to domestic level

    Hi am Tony newly qualified Domestic installer just thought i would say hello really.
    • Tony Ryan
    • Thread
    • domestic level metrel newly qualified reading resistance tester welcome
    • Replies: 18
    • Forum: The Welcome Forum
  12. D

    high Zs readings

    Did an EICR in a domestic property, earthing arrangement was a TN-S with a Ze of 0.51 ohms. There are 2 ring final circuits protected by 32amp 60898 type B mcbs. Both circuits have additional protection from a 30mA RCD. My Zs readings for the circuits are 1.63 ohms and 1.89 ohms. My question...
    • Dave the spark
    • Thread
    • circuits earth high zs reading readings
    • Replies: 16
    • Forum: UK Electrical Forum
  13. P

    TT High Zs

    Evening. Did a Zs test today on a TT lighting circuit and got a reading of 335ohms. I haven't checked Ze yet but I'm presuming that's also in the same ball park. I'm aware of the upper limit Zs of 1667 and the advice contained within the good book that states Zs should be below 200, so I'm in...
    • paulk11
    • Thread
    • available cable earth high zs reading
    • Replies: 42
    • Forum: UK Electrical Forum
  14. N

    Water bond under carpet/furniture

    I am going to quote for a job (new circuit). Problem is the 10mm water bond is under the living room carpet/furniture as there is no stopcock in the house. I know it's within 600mm of the incoming water pIpe because I connected it there many years ago. I did a quick wander lead test from the...
    • Nicebloke
    • Thread
    • connection reading under water water bond
    • Replies: 16
    • Forum: UK Electrical Forum
  15. P

    Low insulation resistance reading

    i've recently installed a new Consumer unit at home and will be using it as my first niceic assessment. I'm getting an insulation resistance reading of 1.7 on a lighting circuit in the osg it says minimum reading of 1 is this going to be ok? I've discovered what section of the circuit is giving...
    • PJW
    • Thread
    • cable circuit damaged insulation insulation resistance reading resistance
    • Replies: 11
    • Forum: UK Electrical Forum
  16. terry1969

    low IR

    hi did a IR on a shed board L-N was 0.11Mohms so took out the radial circiut and light circuit did them separately and was fine 299Mohms so why low when they are connected to the shed board????? dont do much testing so help be nice cheers
  17. O

    Light changing LED Flood light - reading the instructions....

    I bought a light changing LED floodlight on the web and it arrived today - as I'm slobbing around I thought I better take a look at it and read the instructions before I install it... So this is the unit out of the box: These are the "instructions" for the unit: And these are the...
    • Octopus
    • Thread
    • attach changing flood instructions led light longer media reading these
    • Replies: 20
    • Forum: Electrical Tools and Products
  18. charlie76

    CSA Of cables for ELV LED lighting circuit

    I have just purchased a transformer for some under cupboard strip LED's. The unit is CE marked. The ELV side of the transformer has 2 short flexes coming out of it with a CSA of 0.75mm². I was going to just extend these out to the 2 strips of LED lighting I am installing but after reading...
    • charlie76
    • Thread
    • cables circuit coming csa elv led lighting lighting circuit reading transformer
    • Replies: 5
    • Forum: UK Electrical Forum
  19. J

    Alphatek tek837 clamp meter

    I've just got the Alphatek Tek837 clamp meter as it seemed a good price compared to others with the same features, does anyone have any experience with this meter, since i ordered it i've learnt it's been sold under different brand names, Metrel tek837, Alphatek tek837, Di log DL6404 and...
  20. B

    hot start problem

    I have an annoying problem with my Chevy Camper. When it is cold the starter turns nicely. When it is hot, the starter turns very very slowly and occasionally it will fire up. otherwise I have to leave it for ten minutes or so. I fitted a new starter and a new heavy duty battery and new...
    • blackvelvet
    • Thread
    • battery engine problem reading start starter volts
    • Replies: 5
    • Forum: Auto Electrician Forum

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