Plug-in Solar supposedly going to be 'easier'?

Hi all, new to the forum.

I've been reading (various media outlets are running with the story) that the government is planning to make it easier (no mention of safety) for consumers to connect solar PV panel inverter directly to the mains using a 3 pin plug and socket arrangement.

Considering all of the current guidance regarding the connection of a solar PV inverter to the mains (dedicated circuit, own RCD, no 3 pin plug), how is this all of a sudden going to be 'safe'?

The argument that 'Balcony Solar' is all the rage on the continent surely doesn't negate the potential risks all of a sudden. Surely the IET is in discussions with government and arguing that the dangers cannot simply be swept under the carpet?

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  • The units proposed are safe, in the fact that they need mains to work. So if you pull the plug you don't have live pins in your hand, and similarly if you have a mains outage, you cannot feed back into the mains to give some guy working on the circuit a shock. I am going to install one of these units, but have questions, particularly for the IET, as they may have had an input with government discussions. As a DIY person will be able to plug these in, there will have been no qualified person involved, so :- You will still need to fill out a G98 as you are connecting to the network. The present G98 needs qualification details from the Electrician installing it. Will this form be changed to allow an unqualified person to apply. 

    Once you get the form at apply for a  DNO, will you be able to apply for export payment. Presently not allowed unless installed by a MCS certified Electrician, but of course it won't be. The rules say you can't export without these forms, but once plugged in, you will export on a nice day. My base load is only around 350w, and I fully expect to get 750w from my proposed set up. Can anyone in the know, let me know what the new proposals are going to be. Thanks

  • Plug-and-play, no electrician required

    as it stands in the UK at the moment that could/should be

    Plug and Pray

  • Interesting they describe LiFePO as being:

    advanced semi-solid-state battery, which eliminates the flammable liquid electrolyte found in conventional batteries.

    • White check mark Zero Fire Risk – No thermal runaway, even under extreme conditions

    • White check mark No Smoke or Toxic Fumes – Safe for indoor and balcony installation

  • Interesting they describe LiFePO as being:

    Interesting indeed. I believe all the Electrical Energy Storage System fires we know about, that have occurred here in the UK, have been Lithium Iron Phosphate ... I don't put that at a zero risk of fire!

  • Just because sales and marketing state something, it does not mean it is fact.  Take the GrenFell tragedy as an example.

  • See file called 1758018154544047.pdf.  They also mention Grounding several times which is not really a term used in BS7671

    I do understand that North America say  Grounding and PDFUK people say Protective Earthing / Functional Earthing / Bonding

    But surely if this is meant for the UK market they should use UK terminology or else we will start seeing phrases like "The Hot Wire" which is their term for Live/Line but to me it sound like any oxymoron as I would never want the wires of an install to be HOT, warm I can understand but not hot.

  • Hot just means alive, or 'live', while in my day job it either means energized with RF, or radioactive.. 


    note we do already do see exactly this US-centric  language in instructions for things like generators that have been translated from the foreign for the UK market -   Hire a big set from Agrekko, and ask for a the  manual and the Cummins or Perkins American data you get sent uses  Ground and grounded, and hot and so on, in practice once you know, there is no problem with understanding it.

    It is however worth throwing the makers advice on NE bonding away and doing it properly.

    Mike

  • Should the Insurance Industry sit on JPEL64 and advise in some capacity on Balcony Solar PV before it becomes an issue like Loft battery storage

    With fixed BESS in mind, I asked my insurers only a few days ago, "Do you impose any restrictions or conditions on solar PV installations please?"

    The answer was, "There are no restriction in relation to Solar panels. You would need to ensure that the buildings sum insured is adequate to cover these."

  • Well no more so than a slew of other dangerous things folk routinely plug into their sockets already (those series connected outdoor fairy lights come to mind, and the not quite CE compliant phone charger that catch light with depressing regularity perhaps). 

    I think we need to realize this is already happening and will happen more,  legal or not, and rather like main dealers wondering why folk buy second hand cars when new ones are so expensive, there will be a need for DNOs and disgruntled MCS installers  to make the best of things whatever happens.

    If 'installation' t really has to be notified to anyone at all, there will need to be a less than 3 minute  un-notification process as well, so that when you fold it up and take it with you the registration does not persist at the wrong address. You might for example take it with you on a ten day self-catering holiday to save on the  bill at the caravan park, same as you might bring your own tinned food and 4g internet hub. 

    Its probably simpler and more reliable not to bother too much at all, and just fix up only where it goes wrong.

    Mike

  • It is my honest opinion that we need some rules/regulations/guidance/product standard in place for UK Balcony Solar PV sooner rather than later.

    The whole point of balcony solar is to get around the endless regulations, bureaucracy and red tape that stops people doing things.

    The kits will be type approved, like any domestic appliance. And like a domestic appliance, you buy it, take it home and plug it in. All without any inspection or paperwork.

  • They also mention Grounding several times which is not really a term used in BS7671

    There's quite a lot of that kind of thing in the IT sector - even with kit supplied by the UK divisions of very reputable companies. Sometimes it's not just the instructions either - a few things have arrived with flex with black, white and green cores - that needed some head scratching the first time.

       - Andy.

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  • They also mention Grounding several times which is not really a term used in BS7671

    There's quite a lot of that kind of thing in the IT sector - even with kit supplied by the UK divisions of very reputable companies. Sometimes it's not just the instructions either - a few things have arrived with flex with black, white and green cores - that needed some head scratching the first time.

       - Andy.

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