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So now I have a solar PV system how do I make the most of it???

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  • tenuissent
    tenuissent Posts: 342 Forumite
    Part of the Furniture 100 Posts Combo Breaker Car Insurance Carver!
    We live in a listed building, Grade 2, and received planning permission for an array visible from the road, with the condition that the rusting corrugated sheets on the garage roof should be replaced by black tiles matching the panels.

    We believe planning committees are more sympathetic to such applications these days because councils need to present themselves as being "green".
  • grahamc2003
    grahamc2003 Posts: 1,771 Forumite
    edited 9 March 2012 at 11:07AM
    don0301 wrote: »
    which buildings in the curtilage of a listed building don't come under listed building rules?



    as i pointed out:

    http://www.planningportal.gov.uk/permission/commonprojects/solarpanels/

    Standalone Solar Panels










    The following limits apply to standalone solar panels:
    • Should be no higher than four metres
    • Should be at least 5m from boundaries
    • Size of array is limited to 9 sq m or 3m wide and 3m deep
    • Should not be installed within boundary of a listed building
    • In the case of land in a conservation area or in a World Heritage Site it should not be visible from the highway.
    • Only one stand alone solar installation is permitted.
    so, no, he was not correct zeupater

    .

    Lol, It's that 'could' word again you're having trouble with Don. Both Z and Eric are correct in what they recently wrote according to all the links provided. I suggest if you can't read and understand pretty clear information both in correct posts here and on government websites, then you should refrain from posting your polar opposite interpretation of what that information actually states, which only serves to mislead anyone foolish enough to think your statements are correct -Mind you, I expect there's only one person who believes that ... on second thoughts, there are probably two.

    i.e. No one stated planning permission wasn't required in the circumstances under discussion.
  • Martyn1981
    Martyn1981 Posts: 15,383 Forumite
    Part of the Furniture 10,000 Posts Name Dropper Photogenic
    Have just had 16 Panels fitted a 4K/Watt System that’s 250Watts from each panel, the Company that fitted it were supposed to fit a SMA 4000tl inverter and said they couldn’t get one and that the SMA 3600tl/20 is the same
    The 3600 is capped at 3600Watts and they said the 4000 is capped (is this correct) (Could any body out there please advise me?)

    Morning, both inverters would normally be limited to 16A under G83/1 unless your DNO (district network operator) has given you permission to exceed it.

    The assumed limit is 16A @ 230V or 3,680Watts, but as grid voltage is normally a little higher, the SB3600 may have to trim some of your peak at times. It will depend on panel angles, shading, timing of shading etc.

    Very, very rough guess, but the 3600 may cost you 20 to 30 units a year, but should have reduced the cost by around £100 (over the 4000TL). If you're losing the units but not getting the saving, then you could ask them for either the larger inverter, or some money back.

    Mart.
    Mart. Cardiff. 8.72 kWp PV systems (2.12 SSW 4.6 ESE & 2.0 WNW). 20kWh battery storage. Two A2A units for cleaner heating. Two BEV's for cleaner driving.

    For general PV advice please see the PV FAQ thread on the Green & Ethical Board.
  • grahamc2003
    grahamc2003 Posts: 1,771 Forumite
    edited 9 March 2012 at 11:29AM
    Have just had 16 Panels fitted a 4K/Watt System that’s 250Watts from each panel, the Company that fitted it were supposed to fit a SMA 4000tl inverter and said they couldn’t get one and that the SMA 3600tl/20 is the same
    The 3600 is capped at 3600Watts and they said the 4000 is capped (is this correct) (Could any body out there please advise me?)
    They also connected the live wire to the consumer unit to the feed side of the sockets/ring main that meant if I had turned off the sockets to do some work that it would still have been live!
    They came back and fitted a separate circuit breaker 16amp
    How many more have they done like this should I report them.

    There's an element of swings and roundabouts with your inverter sizing. While the 3600 will clip your max generation more than the 4000 (you lose), it will synch and start pumping AC at a lower volatage (you gain a little). Also the efficiency of the inverter varies, being inefficient at low power (say 50%) and quite efficient near the designed max power (say 90%). The distribution of the daily power means you'll gain a bit due to this aspect.

    Overall, you'd be better with the inverter sma recommend for your size of system (which will be the 4000 I'm sure). But some bloggers think they know better and purposely fit lower powered inverters, thinking the two positive gains exceed the one loss, and don't even consider the effect on the life of the inverter, which, in your case, is likely to lower the life a little.
  • zeupater
    zeupater Posts: 5,389 Forumite
    Part of the Furniture 1,000 Posts Name Dropper Combo Breaker
    tenuissent wrote: »
    We live in a listed building, Grade 2, and received planning permission for an array visible from the road, with the condition that the rusting corrugated sheets on the garage roof should be replaced by black tiles matching the panels.

    We believe planning committees are more sympathetic to such applications these days because councils need to present themselves as being "green".
    Hi

    This is similar to what I was describing .... the site I mentioned includes a listed house and listed outbuildings, the outbuildings still being used for agricultural storage - there's also a listed cottage within the same complex. However, all of the listed buildings are within a working agricultural environment and this was taken into consideration by the planning process.

    The issue here is that there is a difference between 'permitted development' and what needs planning consent, with recent posts being related to 'permitted development', not what planning consent will permit .... there is a clear and obvious difference which seems to have been missed in the rush by some to be disruptive .....

    HTH
    Z
    "We are what we repeatedly do, excellence then is not an act, but a habit. " ...... Aristotle
    B)
  • EricMears
    EricMears Posts: 3,309 Forumite
    Part of the Furniture 1,000 Posts Name Dropper
    There really doesn't seem a lot of point in quoting a url AND copying out the whole of the page.

    If the line Should not be installed within boundary of a listed building is of particular interest then perhaps repeating that one line might be relevant.

    However, the person quoting it appears to be under the impression that the boundary of a listed building includes the whole estate whereas it's much more specific than that. In my trivial example posted a couple of days ago, I pointed out that a listed building might easily have additional land not subject to listing and nothing in the planning portal website contradicts that. AND please don't anyone reprint the whole of the planning portal website to point out one tiny sentence that could be interpreted thus - I'm quite certain that the average stately home owner will be able to afford a legal team who could easily produce enough evidence to have that disregarded.
    NE Derbyshire.4kWp S Facing 17.5deg slope (dormer roof).24kWh of Pylontech batteries with Lux controller BEV : Hyundai Ioniq5
  • Martyn1981
    Martyn1981 Posts: 15,383 Forumite
    Part of the Furniture 10,000 Posts Name Dropper Photogenic
    tenuissent wrote: »
    We live in a listed building, Grade 2, and received planning permission for an array visible from the road, with the condition that the rusting corrugated sheets on the garage roof should be replaced by black tiles matching the panels.

    We believe planning committees are more sympathetic to such applications these days because councils need to present themselves as being "green".

    It's nice to hear that permission was granted. As you say the councils should become more accepting of renewables. I'm sure, before long, nobody will even notice when PV gets installed. It's just a little new at the moment, which always brings the NIMBY's out. Today's news, tomorrow's chip paper.

    Mart.
    Mart. Cardiff. 8.72 kWp PV systems (2.12 SSW 4.6 ESE & 2.0 WNW). 20kWh battery storage. Two A2A units for cleaner heating. Two BEV's for cleaner driving.

    For general PV advice please see the PV FAQ thread on the Green & Ethical Board.
  • EricMears
    EricMears Posts: 3,309 Forumite
    Part of the Furniture 1,000 Posts Name Dropper
    Martyn1981 wrote: »
    Today's news, tomorrow's chip paper.

    Mart.
    :T


    I'm afraid you can probably expect some helpful soul to regurgitate the whole of the HSE website to explain why newsprint is no longer considered suitable for use in chip shops !

    :rotfl: :rotfl: :rotfl: :rotfl: :rotfl:
    NE Derbyshire.4kWp S Facing 17.5deg slope (dormer roof).24kWh of Pylontech batteries with Lux controller BEV : Hyundai Ioniq5
  • Martyn1981
    Martyn1981 Posts: 15,383 Forumite
    Part of the Furniture 10,000 Posts Name Dropper Photogenic
    EricMears wrote: »
    :T


    I'm afraid you can probably expect some helpful soul to regurgitate the whole of the HSE website to explain why newsprint is no longer considered suitable for use in chip shops !

    :rotfl: :rotfl: :rotfl: :rotfl: :rotfl:

    Hiya Eric, I would normally point out the ridiculous nature of such measures, but now into my 9th day of gastroenteritis I might concede the point! :(

    Mart.
    Mart. Cardiff. 8.72 kWp PV systems (2.12 SSW 4.6 ESE & 2.0 WNW). 20kWh battery storage. Two A2A units for cleaner heating. Two BEV's for cleaner driving.

    For general PV advice please see the PV FAQ thread on the Green & Ethical Board.
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