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  1. S

    ct clamps too close together?

    If each inverter has it's own individual AC isolator just turn two off, removing CTs will not do anything helpful. Has this system ever worked for any extended period of time without faulting ?
  2. S

    ct clamps too close together?

    What actually "trips" ? If you turn two of the inverters off will the remaining one function without issue ?
  3. S

    ct clamps too close together?

    Good luck getting anyone in a suit looking at it. Do you get any errors displayed when they fault ?
  4. S

    ct clamps too close together?

    Given that the installer appears to have been unable to install the CTs correctly, I very much doubt that they'll have been able to configure those inverters in cascade configuration (If indeed that's even possible with those inverters) Given the usual SEG limit, did you receive permission to...
  5. S

    ct clamps too close together?

    Is your supply single or three phase ?
  6. S

    ct clamps too close together?

    Was this a DIY installation ?
  7. S

    Variable Power Heater Coil

    Ready built 10A variable 0-30 volt power supplies are readily available, design the element to suit.
  8. S

    SMA Sunnyboy 4000-TL 20 PE connection missing(9)

    You didn't need to start another thread. That error code is usually caused by excessive grid voltage. The SMA explanation for that error code relates to the protective earth - that's probably missleading, but do have someone competent confirm the earthing is sound and complete. It is possible...
  9. S

    4Kw Inverter but MCS registered at 3.68

    The previous two answers appear to be have been addressed to a different question - the inverter is ceasing production at a specific output. It may be seeing localised excessive grid voltage, possibly due to inadequate cable sizing, or local uptake in PV is causing a wider area gridgvoltage rise.
  10. S

    4Kw Inverter but MCS registered at 3.68

    Get a second opinion, and ask for more details of what errors are being logged - you, or whoever comes out to you will need to log onto the inverter to read the fault log. I'd bet the inverter is fine.
  11. S

    Electric boiler taking too long to heat water

    The temperature of the incoming water may have dropped.
  12. S

    One way to check if a HV cable is live

    That's a fairly bright neon he's got on the end of his adz
  13. S

    Soffit lights, only problem is soffit is concrete

    It's a cast in-situ concrete ring beam - it ties the top of the brick/blockwork together and is the landing pad for the roof timbers. Dont be tempted to fix anything to it, or drill/core through it.
  14. S

    Measuring component readings

    No one is making fun, it's just a small dose of reality. Welcome to the real world.
  15. S

    Measuring component readings

    The conventional route to forming and running is a business is to spend a period of time learning a skill, then another period of time practicing that skill. Conventionally, perhaps after many many years of training in a relivant field, during which you'll have proven your competence, and...
  16. S

    Measuring component readings

    Your website says your day job is "digital marketer" - but you've had to ask why I've posted a link to your website. You appear to be running a business of some sort offering test and repair services on an electronic item. Your site states "check fuse, voltage regulator, diode components"...
  17. S

    Measuring component readings

    Sign of the times - start a "business" then learn how to do it via YouTube. service - https://www.technologicturntableservicing.com/service/
  18. S

    Surely there is a law against this ...............

    Points for you and her .... Anything over 4 square centimetres is deemed as driving with an obstructed view ..... having your parking brake on doesn't mean you can legally use your phone btw.
  19. S

    Automating electrical lights

    Dust till dawn and/or a PIR sensor ?
  20. S

    Please help with this battery connection

    Hopelessness and high discharge rate batteries are a bad combination - my final suggestion is to employ the services of someone who isn't hopeless, or find who has the patience for virtual jigsaw puzzles and guessing games.

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