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diy solar

Recent content by RandyP

  1. RandyP

    Inside, ONE, Our Next Energy's New Michigan Factory

    Check this out, a new LiFePO4 cell giga plnt in the US:
  2. RandyP

    Multiplus with stranded wire - ferrules or not?

    I agree ! Excellent presentation of proper technique.
  3. RandyP

    custom made battery box for eve LF280K cells

    Don't drill too deep into the battery aluminum term point. I hope you can extract the broken stud from the aluminum term point before you start the heli coil install hole drilling process.
  4. RandyP

    Why you cannot charge LiFePO4 below 0 degrees Celsius

    Charging below freezing temp is not recommended for LiFePO4 batteries. But here is an interesting discussion on the topic.
  5. RandyP

    How do I Ground in School Bus Conversion?

    Here's the best explination of mobile electrical system groundingI have found. https://diysolarforum.com/resources/grounding-made-simpler-part-4-mobile-systems.159/
  6. RandyP

    Why is grounding so HArrrd!!!

    In my opinion Grounding is so hard because there are terms and concepts used when discussing grounding that are very basic and universal in any regulation compliant area that are no understood by the general public. Basically do it your self solar community needs to make the effort to understand...
  7. RandyP

    I fear Magnum is done.

    What's the latest on Magnum inverter tech help and warranty ?
  8. RandyP

    Battleborn four BB10012 battery bank failure

    I would like to note that this is the one and only post identifying this problem with BattleBorn batteries. I bought mine years ago and have not had any problems with them. I suspect this is not a common problem or recurring problem.
  9. RandyP

    Battleborn four BB10012 battery bank failure

    Use Silicon Bronze fasteners. There are a few that have an astm certified rating for strength that cn be torqued higher than non certified ones.
  10. RandyP

    Some thoughts on fire suppression for LiPo battery cells in RV

    Can you give more info about your metal cased batteries ?
  11. RandyP

    Battleborn four BB10012 battery bank failure

    They double nutted it, better than thread locker.
  12. RandyP

    Battleborn four BB10012 battery bank failure

    Why is it important to 'reset the BMS ocassionally' ?
  13. RandyP

    Battleborn four BB10012 battery bank failure

    Took me some time to find this pic of my battery package devices and wire. In 2019 when I built this really compact 3P 12v BB battery package (to fit in a really small tight space, the generator compartment of my old Lance Y2k camper) this is how I stacked the wire lugs on the the battery...
  14. RandyP

    Battleborn four BB10012 battery bank failure

    BB Terminal 3 pic seems to identify the problem best in my opinion
  15. RandyP

    Battleborn four BB10012 battery bank failure

    I have just read this entire thread end do end. I cannot find any explination of the peoblem or short coming of the BB batteries mentioned. I'd really like to know what the problem was. Can anyonee enlighten me please ? Sorry, I had not read the entire thread, my mistake. I found the...
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