off grid

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  1. S

    Off grid consumer unit protection query

    I’m at a house just now, the guy has decided to go off grid, got a company in to take care of all that side of things. There’s a shed outside with all singing all dancing off grid solar kit (looks like the inside of a space ship!). The company took an SWA supply from there into the property &...
    • SSE
    • Thread
    • consumer consumer unit grid off off grid protection query unit
    • Replies: 10
    • Forum: UK Electrical Forum
  2. S

    Good afternoon from an overcast Mullion Cove. I am a retired Radio TV radio telephone engineer.

    I spend a lot of time renovating vintage broadcast radios, military radio and test equipment. At present adding panels to our off grid installation. The balcony railings are now full of panels : ) so the state roof is next. Alanna and I replace the flat roof with EPDM and re-slated the remains...
    • Spiff1
    • Thread
    • engineer off grid panels radio retired telephone
    • Replies: 10
    • Forum: The Welcome Forum
  3. M

    Solis RHI-3.6K-48ES-5G stuck in off-grid mode

    Hi All, Main issue is as per title: inverter is stuck in Off-Grid mode. I used Self Use over the summer, which worked well, priority PV order Load > Battery > Grid. Now the UK has moved into pseudo-monsoon season, I'm only generating 1kWh/day, so I shifted my loads to off-peak grid hours...
  4. C

    Solar Panels Advice on off grid inverter wanted

    I've been asked to fit a Growatt spf 5000 es inverter which will have batteries (not sure what yet) and tied to the 230v domestic mains supply. Although I'm qualified to fit pv systems, I've never actually fitted any battery systems so not sure how they work in relation to connecting to the...
  5. A

    UK PV Off grid setup getting a grid connection

    Just hoping to pick someones brain here: Customer has an existing off grid PV install to a barn He is now building a house on the site (this will include a fast EV charge point) He has a 3 phase grid supply available, with the intention of running/ exporting the barn on one phase. the house on...
  6. D

    Off grid DC supply in domestic.

    Just thinking! dangerous I know. but I want to get some pv panels up in my home, but thought about setting it up without the inverter or giving back into the grid. id use it for totally resistive loads like a storage heater or water immersion. Storage heater would be old style without the...
  7. S

    Generator powered offgrid system with batteries advice

    Hi all I hope everyone is doing well. I have a new rural small house coming up that I need to use generator power for. It's 105 sqm and the time and cost to get connected to the grid need to be pushed out for me. (1-2 years) Has anyone any experience with some type of battery connected to a...
    • speedystu
    • Thread
    • advice batteries custom generator generator set inverter new build off grid powered system
    • Replies: 11
    • Forum: UK Electrical Forum
  8. A

    House earthing from an off grid solar system

    Hi everyone, I live well off grid in Wales and am presently renovating a small property. As part of that renovation I have had a full off grid solar system professionally fitted coupled with a generator back up. The inverter charger has a neutral earth link as does the generator. The inverter...
  9. Y

    Off Grid 12v Solar Inverter

    I'm thinking about purchasing a 12v 1000W inverter/solar controller: https://www.photonicuniverse.com/en/catalog/full/372-Iconica-1000W-12V-hybrid-pure-sine-wave-inverter-with-50A-solar-charge-controller-and-20A-mains-battery-charger.html I would like to power a lighting radial circuit with a...
  10. Y

    Grounding an off grid system

    Hi System is victron quattro 10000 va inverter, 150 /70 mppt victron cc and 12 victron 100 Ah 12.8 V lifepo4 batteries wired as 51.2v 300 ah bank. Should I ground battery minus, cc chassis and inverter chassis seperately with own ground rod or should I wire to ground bus bar in main...
  11. bigspark17

    Off grid solar set up...............

    Any advice, id like an off grid set up something that could handle 500w-1kw 230v ac load. If any1 knows of a website that could design and supply materials that would be great :)
  12. M

    Off grid solar shed setup by a non electrician

    I'll set the scene. I'm not an electrician, I have no relevant qualifications but I do have experience with Solar PV (loosely) having had a system installed for some year and various other PV related items. So I'm in the process of setting up my shed with some off grid power, for no reason...
  13. C

    Off grid shed?

    I'm planning the electrics for my shed/summer house which is in a field miles away from mains electric. I want to run some 12v led filament lamps along with some 12v Gu10's. Total of around 50W (4A) Also some usb outlets for phone charging etc, and maybe a caravan style water pump for...
  14. J

    Off Grid

    Im going to give NAPIT tech support a call later today but thought id try to get some other expert opinions too. Ive just carried out a EICR on a remote property in the Welsh borders. Its a new installation and new build ECO friendly house which has been built over 4 years with the electrical...
  15. B

    Off grid earthing system

    What earthing system should be used on an off grid install with a solar inverter, wind inverter, battery backup inverter and a 4.5kW floating earth generator?
  16. Energetic

    VAT rating on batteries and off grid.

    Been out of the loop for a bit, am I right in assuming that batteries for a domestic self consumption situation are 5%? Also for off grid systems? Cheers E
  17. C

    Review and Critique My Off Grid House Plans Please

    Hi All New here...just discovered forum after posting this elsewhere but probably better advise here Please be kind.....Ive done as much reading as I can and I although I find most of the calculations and formulas impossible, I've ran through most online calculators and now have the following...
  18. S

    Earthing for solar off grid system

    Hi All Planning an off-grid solar system and I’m pretty confident about most of it except for one thing - earthing. I believe the inverter I will use, a Victron Phoenix 12/350, has a floating earth - so there will be 230V L-’N’, 115V L-E and 115V ’N’-E. The system will power an existing (old)...
  19. J

    Off Grid Challenges and Issues

    Hello everyone, I live and work in Costa Rica and am the founder of Rancho Margot a completely off the grid resort/community. Power source: Hydro (inverted Canyon Pump); Gen. Marathon 60kwh; 3 phase. equipped with velocity controller. Power enters the "main panel" 3 Hot and 1 Neutral...
  20. S

    12v off grid system - open to public.

    An intriguing job offer has come up. The customer wants to build an off grid toilet/wash block for a campsite Solar panels powering leisure batteries to provide lighting (and not much else). We're not using an inverter anywhere in the system so no 240V The electrical side of things I'm ok with...
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