inverters

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  1. loplug

    Solar farm earthing

    Been doing some work today on a solar farm , from the subs there are 95mm 4 core Alu cables running out to the arrays where there is a box that splits the feed between the 2 inverters. Now the cable that comes from the sub is connected to the neutral bar at the mccb panel and marked with blue...
  2. Worcester

    Best Tier 2 inverters

    We've got about 20 - 30 Social houses to do during December / january, and they won't pay for our usual offering of either Power-One (ABB) / SMA, so need to start looking at value inverters. What do others use, and what kind of issues have you had ? Any faults we'll have to build the cost of...
  3. The Solar King

    G83/2 Larger than 4kW Inverters

    Starting to run in to difficulties here. Several inverters that were registered under G83/1 do not appear to be so under G83/2. What are people currently using? Am looking at the moment for a 5kW for an east west system. Only option so far is Solar Edge 5000 which the prospective customer would...
  4. C

    Steca Inverters - Your Opinion.

    My name is Daniel and I am Program Manager for CTDI. We are the Official UK Service Partner for Steca. We deal with all Support Issues for PV Grid ConnectedInverter for the United Kingdom. What are your opinions on Steca Inverters, on all theranges? Do you have any issues or opinions...
  5. W

    Confused!

    I'm keen to install some solar PV panels but am amazed at how different the quotes and specifications that we've had have been... After getting 4 quotes back in Feb - when we weren't in a position to proceed and I'm now considering quote no 5... The latest quote - which (I think?) seems quite...
  6. S

    Twin inverters into single generation meter with MCB's

    Just checking the correct way to do a twin inverter system feeding into Inverter/charger set up. 2 x inverters AC outputs go to separate isolators then each isolator goes to separate MCB's and from there into Henley block to feed into generation meter (for FIT's) then into another Henley block...
  7. edexlab

    Daisy chain inverters?

    I've just seen an install fitted 2 years ago and I'm interested in how this is G83 compliant! information regarding design etc is being forwarded to me later, but what they've done seems like madness/sheer incompetence to me I'm going to call the company on clients behalf and hope they sort it...
  8. M

    sma sb1700 over voltage ac? Help pleaseeeee

    Evening all, I got called out to a job the other day were the customer has 2 x SB 1700's in the loft. The complaint was that the inverters cut out every so often, he knows this because he constantly monitors his sunny beam device. The error registered as unknown and to contact the installers...
  9. O

    Volt drop question

    Hi all Just had an enquiry for 50 kw ground mounted PV system, the proposed system is to be connected to a three phase supply In an industrial unit, the ground mounted array will be approx. 200mtrs away from the unit. The inverters and generation meters are to be mounted next to the...
  10. R

    TL inverters and TT earthing systems?

    HI Im after a bit of advise. Im a suby for british gas wiring heating systems. When a salesman goes to quote a job they have to do a "socket and see" test on a circuit to see if the main earth is sufficient. (not a great way to test it by hay-ho). Anyway this installation fails the test. so...
  11. L

    Three phase solar

    Starting a solar three phase project, how do you connect the generation meter from 8 three phase inverters, or will each inverter have it's own g meter? Appreciate a response
  12. S

    Solis inverters

    Has anyone in sl tried the solis range of inverters? I'm thinking of giving them a try on jobs where we have to be very competitive. Midsummer has put me off using the eversolar range as they said they'd had far to many that were faulty.
  13. C

    TL Inverters DC Insulation Resistance problems

    Having followed the Power One TL inverter thread I thought I would start a thread covering TL inverters in general. We have had 2 SMA 4000TL inverters DC Insulation Resistance problems reported this week. One we were out at yesterday and found it was possible to trick the inverter into working...
    • confounded
    • Thread
    • insulation insulation resistance inverters problems resistance
    • Replies: 8
    • Forum: Green Lounge (Access Only)
  14. C

    New system, string or micro inverters

    Hi all, I looking at having a new solar panel system installed in kent and would like some advice if you could spare some time. I have been looking at getting installed around 6-8 kw system. If I go for an 8kw system I would have shading issues on a bottom row of panels (spaced over two roofs...
  15. O

    Stolen inverters

    Hi people We've had 2 Fronius 150IG plus inverters stolen from site. They were in a plant room still in their boxes. Police are doing nothing, insurance won't pay because there was no forced entry, site think we stole our own inverters. Does anyone know where such specialist equipment gets...
  16. P

    SMA Inverters Data logging

    Is it possible to store past data useage onto a usb stick or disc and delete old data from the inverter? If so how do you do it? Thanks
  17. S

    G83/2: list of inverters?

    Hi colleagues, where do we find a list of inverters certified for G83/2? The time is nigh
  18. infinity

    Micro inverters & Renusol console

    I have a job using 8 console+ tubs, my question is can you use micro inverters with these? I can't see how you would fix the micro inverter under the module? Can anyone who has used these shed any light? Also what kind of ballast do you use? i will check with my structural engineer monday...
  19. The Solar King

    Your Take on Chinese Inverters

    With tighter margins, the temptation to go cheap and cheerful in terms of equipment is growing. Andy at Sibert is offering Afore inverters at cheaper prices with a ten year warrany. Zenex will be offering a 3.6k twin tracker with a ten year warranty for £500.00, thats over £200.00 less than a...
  20. M

    enphase micro inverters

    hi all just need some advice on the 3 strings on micro inverters 4 panels on one string east 6 panels on another string west 4 panels on south string ground floor roof do they do a junction box for multiple connections & then onto monotiring station? also this would be my job for MCS...
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