photovoltaic

photovoltaic

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  1. L

    What supporting equipment is needed to install a balcony photovoltaic system?

    Hi everyone, I am new to photovoltaic system installation, can you guys give me some advice. Currently I plan to purchase a Maysun Solar 800W balcony photovoltaic system. By understanding the accessories information, I found that there is currently a lack of special input sockets matching the...
  2. 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.
  3. E

    Why would the Main breaker trip?

    I recently installed a photovoltaic solar system for a customer but there seems to be a problem with on of the breakers. Here is a bit of context: The panelboard is a 100A main/125A bus 3ph 480V. The sum of the breakers is 120A (30,30,30,15,15) and each breaker is connected to an inverter. What...
  4. A

    adding extra solar panels to motorhome

    hello guys this is my first post, i hope I am posting this one on the right section. aamseee I am looking for some advise. i have bought a Motorhome which has a solar panel (100w) and a leisure battery 110ah i am thinking of upgrade the solar panel by adding 1 or 2 two 100 Watts panels, my...
  5. T

    Tips for an app about design and installation of photovoltaic systems.

    Hello: I am developing an app for design and installation of photovoltaic systems. I request advice to know what would be the most necessary functions in this app. Thanks
  6. B

    Inverters for 150 kWp Photovoltaic

    Hi there! I'm new in the forum. This time I bring a question about inverters. I was hired to oversee the Electrical Installation of a public building in East-Timor (South East Asia). As you can imagine, this location is wonderful for a PV installation, with 340 sunny days a year. I have...
  7. Stephen Tromans

    Photovoltaic panels for park homes

    Has anyone knowledge of PV panels being fitted to a park home? I can find very little on the web. One firm I contacted said they couldn’t but did not give me a reason. Any information appreciated.
  8. G

    Photovoltaic array test form F43

    Hi all, Just wondered if anyone could offer advice on filling in the PV test array form? There is a section on protective device. I assumed it was the MCB but there is a box for DC rating and kA capacity. This leads me to believe it refers to the DC isolator?? but thats an isolator not a...
  9. S

    Advances in photovoltaic technology

    We were hoping to get a solar installation done by now, but we ran out of money. While we continue to save up, I read today that solar panel costs could significantly come down. Breakthrough in solar panel manufacture promises cheap energy within a decade - Science - News - The Independent But...
  10. The Solar King

    IET Code of Practice for Grid-connected Solar Photovoltaic (PV) Systems

    This is now available for download and comment from here: Draft code of practice for public comment - The IET Martin Cotterell of Sundog who has been involved with this has written an informative blog at Solar Power Portal: Preparing for the upcoming IET solar PV code of practice | Solar...
  11. S

    Designing photovoltaic systems

    Any advice on software for doing this. I have a trial of PV*SOL, but before I invest too much time and money I want to be reasonably sure its going to be the right one. I wounder how big the user base might be and also what training is available. How long do you think it might take to become...
  12. B

    Sizing Contactor to control Photovoltaic DC

    I know this is a U.K. site but I'm hoping someone will be able to answer a qn. Recently I saw a that a company was producing a remote disconnect safety system for PV panels mounted on a roof.This is to disconnect the arrays automatically if the mains is disconnected or manually after a storm or...
  13. 9

    Max Power of a Photovoltaic System Batteries

    Hello everyone! I have a quick question for you: someone could please tell me which is the average maximum power that a battery in a PV plant can "store"? In other words, which is the maximum SoC the generally I can achieve? Thanks in advice, AP
  14. X

    10kw 3 phase Photovoltaic installation

    Hi All Im currently doing the 2396 course and as part of the project it requires the installation of a 10kW 3 phase PV system. Would anybody be able to point me in the right direction for any information relating to this system as I have zero experience in this field. Cheers Guys
  15. M

    MCS Guide to the installation of Photovoltaic systems (shading analysis)

    Hi all Topic -- MCS Guide to the installation of Photovoltaic systems (shading analysis) Just getting to grips with the code, Has anyone got the shade analysis tool sorted, I'm struggling to find some good app's for Androids tablets or a camera that dose not cost more than the earth...
  16. E

    how to, grounding photovoltaic panels

    hi i m going to install some pv panels, renesola, and i am wondering how can i grounding them. I mean how can i connext earth wire on each panel. Can i use some self tapping screw with some kind o cable terminals? What about of anodized chassis?
  17. P

    Photovoltaic Licenses >50kW

    Good morning everyone I work for a Spanish company that makes turnkey projects and we want to get involved in the UK PV market. We are negotiating turnkey contracts of 5MW in the UK. The issue is that we are not sure if we need licenses to do the projects, specially in the electrical works. As...
  18. V

    The photovoltaic effect

    Question ….sorry could not able to find thread on this one. If my system is left off AC and DC is turned off what’s happen to all that electricity generated from the panels? Panels must be still producing something even they not connected to the inverter. Reaction inside the panels photons of...
  19. S

    Common Pitfalls and advice on buying a Solar Photovoltaic system

    In absence of REAL actually doing their job, thought it would be good to start a thread with advice for people who are looking to buy a Solar PV system and let them know what to look out for. I'll Start.... 1. Beware when someone tells you they can fit 16 Panels (4kW) on your roof and they...
  20. Y

    British Photovoltaic Association (BPVA)

    Is anyone out there a member of the BPVA? I have received a survey request offering half price memebership. £500 instead of £1000. Sounds a bit steep to me are they a genuine representative body. Apologies if you have seen this in a non PV section of the forum already.

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