solar

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  1. spud1

    Does an RCD still function when Solar PV is generating?

    Hi everyone, I wondered if anyone could help me with something that has been niggling me please?! When a Solar PV feed in circuit is installed and added onto a spare way of the RCD protected side of a split load dual RCD consumer unit (i.e. other final circuits are protected by that same RCD)...
  2. R

    Can I install an EMI filter to an existing solar system without jeopardising my feed in tariff?

    Can I install an RFI / EMI filter (designed to increase efficiency with a photvoltaic (PV) solar energy inverter) to an existing solar system without jeopardising my feed in tariff? https://www.eetimes.com/schaffner-emc-emi-filters-optimize-pv-solar-inverters/ Thanks
  3. W

    Hot water direct to solar panels

    How to connect hot water system to solar panels
  4. MikeM3

    Solar Power Expert Needed

    I am a retired Electrician and started looking at Solar Power, (Black Magic to me), after much reading of "How To", I decided to build myself a system, bat as I don't have a roof, I live in a ground flat, I decided to build a portable unit, I get the sun in the living room in the morning and in...
  5. M

    Qualifications needed for work on a solar farm

    Just wondering what are the requirements to work on a solar farm as an electrician involving high voltage, and what courses you would need to take to gain work in that area
  6. S

    Solar Panels What is a combined MPPT/PWM Solar Charge Controller 100A?

    Hi, So I'm replacing a small old off grid with a new 7.5kw off grid, & being poor seek best value for my mppt, after long searches I find this ~$25 US each, sold on many online retail, Its sold as a mppt but I'm not sure what it is, What is a combined mppt/pwm? I know what they are, but not what...
  7. chris101

    Solar PV System with or without a battery?

    Greetings, everyone, After dedicating over a month to researching Solar PV systems, I'm nearly ready to make a decision. I owe my progress to some wonderful individuals who generously shared their time and solar expertise with me. Currently, my inclination is towards a 7kWh optimized system...
  8. J

    Help with Solar pv earthing

    Hi all - I’m new to Solar PV, builder we do work for has fitted some integrated panels on his garage roof, there is a velux window nearby. Does this require earthing?
  9. D

    Solar iBoost Screen Display not working

    hi there, I have purchased a house with a Solar iBoost. Been working fine for 2 years, went on holiday and switched it off as it had a time function running. Turned it back on and display not working. But it is heating the immersion, not sure if 24/7 or timer or solar. I have checked all the...
  10. E

    ALFASOL 3 Solar Heating Controller

    I came across this controller that is used to heat a tank located in the loft of a house. The controller seems to be faulty as all 3 temperature sensors are reading -20 deg C. I cannot find any documentation on this controller and wondered if anyone has come across it. Do you know where I can...
  11. O

    Are solar panel inverters tied to earth?

    I'm in a questions asking mood tonight. I briefely looked at a job today and I need to recommend a board change but need to justify it. Firstly there isn't any main switch, just two RCD's. Looks like an old 16th ed board and someone has replaced the old main switch with an RCD and then looped...
  12. V

    Change to solar FIT payment contracts

    Hi all Is anyone aware of the change to solar generation FIT payment contracts for existing installations. (FIT payment scheme closed in 2019) It seems ofgen is changing all existing contracts which paid a set amount for 50% of of the kwh generated .. into only being paid for every unit you...
  13. B

    Surge protection for solar

    Hi, We're looking at installing solar at a remote property which is on a TT system with out buildings supplied with underground cables (Stables, tractor sheds...) The array will be installed on one of these out buildings and I am trying to navigate 443.4.1 to assess if it requires an SPD on the...
  14. W

    Proposal for an inverter for a solar system on a balcony

    Hello everyone, I currently have two solar modules left over from an installation and I would like to use them to set up a solar system on the balcony. The system has an output of 800 W. Can you recommend a suitable inverter for me? Thanks for the help.
  15. B

    Overpowering solar inverter

    Hello, My current 2.5kW Solar pv array is in a less than favourable position, but there is plenty of space to expand the array. I have an additional 4kW of solar panels that I wish to add to the array as even during peak production we are lucky if we can achieve 1800W out of the 2.5kW so...
  16. R

    Schematic required for solar install

    I have just joined. I have solar company and currently doing level 2 diploma. I need a schematic doing if anyone could help please
  17. S

    Battery Retrofit of storage battery to existing Solar PV (worried about affect on FIT)

    I currently have a 3Kwh solar PV system which was installed over 12 years ago and getting a very good FIT payment and I don't want to lose it! I'm thinking about having a 10Kw battery installed, the idea being that I can divert excess generation to the battery and also have the facility to top...
  18. S

    Solar Panel Cable Run, New Build

    Hi all I'm looking for some help on a query I have. I'm currently involved with a new build with the plan to fit Solar in the very near future, which I have never installed before or had any experience. The plan is to fit a 3.4kw system and i wanted to put in the cable ready from where the...
  19. saucyjack

    PV and Looped supply

    Hi chaps. Can someone advise me whether it's possible for excess solar generation to back feed into a neighbours property if the two houses are on a looped supply? And presumably if it is possible, could this neighbour potentially then be charged for what would be imported through their utility...
  20. W

    The Twisun photovoltaic modules from Maysun Solar

    Hello everyone, I would like to know how well the Twisun range of PV modules from Maysun Solar work. I am interested in buying them and I would like to get more objective advice and opinions, thank you.
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