diy solar

diy solar

Recent content by 1234enough

  1. 1

    Dielectric grease on cable lugs? Lets test!

    Vaseline for me, never had a bad connection or corrosion occur. If you are that worried about a minuscule amount of connection loses, upsize the connectors maybe or the bolt sizes to clamp more? I can understand heatsinks requiring thermal paste, as generally they are not clamped on with high...
  2. 1

    Who here has the best dump load management system going on?

    That is one way, but generally export only occurs( and thus diverted power in that scenario) if battery near 100%, which is not ideal and as standard as I said it got into a loop of sensing export then diverting power, then MP would sense more power required until both flat out. Plus when near...
  3. 1

    Who here has the best dump load management system going on?

    I have Victron MP 2 GX AC2 supplying small DB ( AC2 on /off at given voltage ) this supplies socket running convector heater directly and immersion heater on a contactor switched by aux relay from MP2 on/ off at slightly higher voltage than AC2. Then in summer the socket running convector heater...
  4. 1

    Is it possible to harvest and store enough solar in summer to carry you through winter?

    Gorge yourself & then induced into a coma and hibernate like a tortoise all winter. Or as said move to the equator.
  5. 1

    Equal Cable Lengths

    Each battery in a multi battery set up should have equal lengths of cabling, a single battery set up cabling can have different length of positive / negative cables. But then if you add another battery you should ensure the cable lengths/ size is equal to the new battery as the original. This is...
  6. 1

    Single simple thread to connect old jk bms to cerbo?

    https://github.com/Louisvdw/dbus-serialbatteryTry
  7. 1

    Best BMS (4) 16s-48v battery Banks

    Jk's are at a good price at moment, bagged myself a spare at £50 cheaper than this time last year. JK has worked flawlessly for me.
  8. 1

    What is the best tool/method/device to locate hot spots (poor connections, etc.)?

    I use this, only cos I have it at work, great for seeing temp variations, been a god send in R&D for house ventilation system
  9. 1

    JK BMS Deal AliExpress

    Ordered one up, maybe another battery bank or spare for existing. New model no use to me until they bring out a 18S version.
  10. 1

    Choosing a solar panel for the British weather

    Strange supplier to name, I recently purchased 6 x Longi 425w panels & mounting rails from city plumbing - branches nationwide in UK - website with ordering/ prices. They where the cheapest I could find incl delivery. With excellent after sales - 1no. Of the panels had a slight mark on...
  11. 1

    UK DIY Install

    To connect a grid tied system DNO permission is required in the UK, which what you describe it is.
  12. 1

    Sizing My First System

    Personally if your house is being built and you can afford it, put on 8kw and larger battery. If budget constraints are an issue put on 4kw and smaller battery( most battery banks can be upsized later on), but ensure all the bits and pieces are there for later upsizing. No Air Con in your kWh...
  13. 1

    Watts247 200 amp breaker

    Anyone have a spec sheet for watts247 breakers? Interested in purchasing but can't find any spec sheet anywhere
  14. 1

    Aliexpress dc isolator

    System voltage is 60v, aliexpress dc isolator was advertised as 60V !!!, but as usual take any spec from China with pinch of salt. And yes I know bluesea spec is max 48v, I'm looking at alternatives(recomendations welcome). Voltage will exceed spec - no excuses - but amperage/ wattage is well...
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