diy solar

diy solar

Recent content by eabyrd

  1. eabyrd

    JuncTek Battery Monitor vs Victron SmartShunt

    I have also done that,
  2. eabyrd

    JuncTek Battery Monitor vs Victron SmartShunt

    Has anyone else had an issue where the display will jump back and forth between charging and discharging? I have the kg140f, and I cannot get it to stop. I have zeroed the current using the long up arrow press but no impact. I have reset and restarted too but it keeps flipping back and forth...
  3. eabyrd

    How to bleed a cell?

    Would a single 100W 10ohm resister serve the purpose, or will that allow too much current to pass to quickly?
  4. eabyrd

    MPP LV6548 AC Wiring Question

    The LVs will "blend" grid and solar when set to SUB or SBU (Solar Utility Battery or Solar Battery Utility) mode. Unless you're going to be exceeding 6500 watts on either leg the machines would be fine. If you pull beyond that you're right and I misunderstood. I my setup I specifically...
  5. eabyrd

    MPP LV6548 AC Wiring Question

    I've got a similar system where the math doesn't really add up, but it does allow me to shave some of the electric cost. My math is worse than his as I have only 2K worth of solar connected to 20KWH worth of battery. I cycle the battery bank between 60 and 85% SOC (when I can get it that...
  6. eabyrd

    MPP LV6548 AC Wiring Question

    I would use a 150A breaker in your first panel after the service entrance direct to a manual XFER rated for that amount, run the 60A outputs from the two inverters to its other input. The output would be Teed to feed both of the subpanels.
  7. eabyrd

    MPP LV6548 AC Wiring Question

    I don't think you need the auto switch. You can use the Manual xfer switch to directly supply grid power to your sub-panels should you need to take the LVs offline for any reason. My question is how do you isolate them from AC in? Is the feed to the manual xfer switch before or after that 60A...
  8. eabyrd

    Why are my solar panel MC4 connectors like this?!

    In today’s America can you do that? Okay, I am done here for now
  9. eabyrd

    Why are my solar panel MC4 connectors like this?!

    Wow, I think the created a new word ?
  10. eabyrd

    Why are my solar panel MC4 connectors like this?!

    So next time I want to move my panels should I just call you?
  11. eabyrd

    Mixing LiFePo4 and AGM

    yeah, those things scare the absolute hell out of me, as much as climbing any rock face. In both cases you prepare, you focus, you learn, you take all reasonable precautions, and you know your damned limitations
  12. eabyrd

    MPP LV6548 AC Wiring Question

    Wish that had been available a year ago for sure. Wish they could put the common neutral issue to rest one way or the other too. Protran switches are very convenient
  13. eabyrd

    Mixing LiFePo4 and AGM

    The difference is the massive amperage delivery potential of the lithium cells
  14. eabyrd

    Mixing LiFePo4 and AGM

    Will made a good point above, make sure you fusebetween the different strings. My AGMs have faded to the point I have repurposed them to fishing motor and CamperVan duty so I am out of the mixnmatch game
  15. eabyrd

    What is the best config for 8 panels when some panels will get lots of shade.

    I am unsure if there is a significant diff betwix 4S2P vs 2P4S. I would think one connection between the rows at the closest approach would be least wire intensive
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