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off grid

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  1. 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
  2. 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...
  3. 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)...
  4. 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...
  5. 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...
  6. S

    Off grid Consumer Unit to ring sockets

    Hi, I have 500W, 30A MPPT Charge Controller, 2 x 110ah Leisure Batteries & 1000W 24 V inverter. I want to run a ring circuit of 4 double sockets around my log cabin. Can anybody give me advice on the consumer unit from the inverter and what MCB do I need with instructions. Any photos or drawing...
  7. S

    Off Grid Solar Power

    Hi, I have a 500W off grid solar system running into a 30A MPPT Charge Controller with 2 x 110ah leisure batteries connected to for a 24V system. My Pure Sine Wave inerter is 1000W. I wanted to run this to a consumer unit and put in 4 double sockets on a ring Circuit How do I connect it to the...
  8. M

    Disconnection times with off grid application.

    Hi All New to this forum and fairly new to the business too. I have a project I'm putting together which is an off grid house. There are two 5000VA inverters with sufficient battery size and a sizeable generator to switch in once loads exceed about 7kW, which will ADD a further 100A. Here's...
  9. A

    earthing panel frames on an off grid system

    Hi, I'm looking for advise on earthing my off grid installation. The installation is as follows: 12x 170w 35v vmp 44v voc. Connected as 6 strings at 340w each. Midnite solar combiner box containing circuit breakers for each string. Outback fm80 80amp mppt charge controller. 24volt bank of...
  10. S

    Simple Off Grid job Devon area

    Anyone around Marldon, Devon who could fit a couple of small panels and low voltage lighting into a battery for a stable block? I can give advice on specifics. Full kit supplied. Might lead to more. Thanks
  11. F

    Off Grid pv /wind system

    Hi There, Can anybody give me a bit of advice , i'm looking at putting a small pv system on a stable block with a small wind generator, not sure if this system will need mcs registration , and also if there is any tariff , or is it a case of fitting system and using what you produce ! Thanks D
  12. P

    Off Grid

    Looking to install a small off grid system on a stable I am going to build. Looking to know where to start. The load will be a few lights and a small AC outlet for a kettle. Any advise who to ask or which products to use?
  13. P

    Off Grid Supplies

    Hi, I own 30 Acres of land which is made up of different fields. I am looking to build a stable on one of the field and have this with off grid power. It will only be for lights and maybe a small appliance I.e. a Kettle. Where do I start and what products should I source?
  14. M

    Off grid mobile home

    My cousin is a farmer and is sorting out his stockman with a mobile home which is off grid. For the moment a tractor powering a genny is topping up a battery array which is powering the home through a sunny boy inverter. I was asked to do a really minor job for him, just moving a socket, but I...
  15. J

    Small Off Grid System help please

    Folks i have been asked to look at installing a small off grid PV System of approx 360W to provide power for a 12v water pump. I have no problem with sourcing panels but could anyone point me in the direction of a supplier of batteries and controller units please? Thanks
  16. M

    new member pv off grid question

    hello. I have 4x 235w pv panels intended for grid tie. I want to use these for off grid to a battery bank via 2x 30amp charge controllers and then on to a immersion element in my hot water tank. i have a small diagram below and if any members have any thoughts on this they would be much...
  17. D

    Off grid solar project.

    Hi all, anybody going down a similar road to this, I am setting up a solar project for my house in Spain, the gear I allready have in place are, 4 x 30v 250w panels 4 x180a/h batteries = 48v batt bank 2 x 180a/h batteries =24v batt bank The batteries at the moment are charged via generator, I...
  18. B

    Remotely monitor and disconnect off grid PV/Hybrid system - is this possible?

    I am doing a a research project (and I'm a newbie!) and I need to know if its feasible somehow to disconnect a PV array (and possibly a wind turbine) from the batteries storage should that need needed for safety reasons, to prevent any possibility of damaging the batteries. Firstly I'd imagine a...
  19. P

    Large scale off grid systems

    Afternoon, Anyone dealt with large scale off-grid systems? DNO have rejected a 10MW connection.
  20. U

    Off Grid pv system abroad ideas/help/reassurance required!

    Hello! I’m after some advise/just to bounce ideas off and for someone to pick holes at my plan so I can address any issues at the early stages before I splash the cash and fall on my a$$!. I’m looking to setup 7 LED lights to come on at dusk and off at dawn (or there about!) in India. Based on...

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