off grid

  1. 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...
  2. 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...
  3. 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...
  4. 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...
  5. Algarve Sparky

    Off grid solar and earth return

    So despite living working in a country blessed with 300 days of sunshine I have not got my head around this solar thing, there is very few companies here who know what they are doing and buy off the shelf kits and rarely do they perform as sold and in many cases unregistered ones actually...
  6. 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...
  7. 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...
  8. P

    Hybrid Solar Inverters Off Grid.?

    I am building a Tiny House in Cornwall, England and am looking to put together a 3KW 240v off grid system; PV, Wind and generator backup. The VICTRON EasySolar would be a fantastic option but I have also seen the HUAWEI Sun2000 series, GROWATT SPH series & GOODWE EM series which are all...
  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. P

    GOODWE HYBRID INVERTER- RCD JUMPING WHEN GOING FROM OFF GRID TO ON GRID - HELP

    Dear Friends, I hope i will find some solution with you. I have installed a system with Goodwe inverter GW10k-ET, hybrid it has 9.3 kwp modules and 6.4 High voltage BYD battery box. This is the situation: We turn on the whole system, everything works perfectly, now we want to simulate a...
  11. 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...
  12. 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 :)
  13. 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...
  14. 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...
  15. 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...
  16. 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?
  17. E

    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
  18. 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...
  19. 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)...
  20. 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...
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