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  1. Blueprint24

    MPP LV6548 AC Wiring Question

    I like this!! I’m going to be roof mounting, so the wife shouldn’t be an issue on this one lol that’s funny though. I’ll be going up this weekend to get good measurements, try to figure out the rack, check panel dimensions, math, but this is great! Thank you all for the input and this seems like...
  2. Blueprint24

    MPP LV6548 AC Wiring Question

    This is great, I will be running the same tests and appreciate the feedback!! I can’t wait to Finish up the wiring. I only have the AC IN and AC OUT wires left, then need to find some good priced panels.
  3. Blueprint24

    MPP LV6548 AC Wiring Question

    Yes, I totally agree, should be an UNBONDED pass through. I have everything run already, with the ground connected, but will probably disconnect that between the double throw and the JBOX before powering the circuit and thinking of a way to test. Working on the final connections (waiting on...
  4. Blueprint24

    MPP LV6548 AC Wiring Question

    It won’t matter, because the 3PDT switch will have grounding from the Main side. Those grounds (unless I disconnected that ground - as @eabyrd suggested). Then the inverters would NEED to be pass through for the ground.
  5. Blueprint24

    MPP LV6548 AC Wiring Question

    My understanding is that they do pass through. Earlier in this thread someone mentions this. MPP solar reviewed my wiring and approved it, but before they did, I had to separate my neutrals as I didn’t originally have them switched. You cannot have the AC IN and AC OUT neutrals connected...
  6. Blueprint24

    MPP LV6548 AC Wiring Question

    Question though - I do keep the EGC from there on, right. So the only EGC I’d remove is between the JBOX and the 3PDT switch
  7. Blueprint24

    MPP LV6548 AC Wiring Question

    I was wondering about connecting all of these grounds together! Will do, thanks for taking time to look.
  8. Blueprint24

    MPP LV6548 AC Wiring Question

    WOW, very good explanation and exactly what I've been looking for. Thank you. Thank you ALL really Sanwizard, DanF, eabyrd, everyone. I'm wiring up the AC side of my build now, I'll post some photos once I finish LV6548 x2 split with 280ah x16 lifepo4. Here is a diagram of what I'm doing if...
  9. Blueprint24

    MPP LV6548

    Obviously I mean without running the batteries to an “alarm/trigger” point I should say…
  10. Blueprint24

    MPP LV6548

    I have my inverters and SEPLOS BMS 48v 200a 16s online now, so I’ll do some tests to see if it can be done (fairly handy with a computer). Had to make my own cable with their spec to even get the computer to recognize it and the only way I can see to actually test inverter compatibility is to...
  11. Blueprint24

    MPP LV6548

    Well that throws a wrench into things! Seplos. Did you buy right from their website?
  12. Blueprint24

    MPP LV6548

    Thanks man, I appreciate that! Glad yours is working out great, gives me hope! I am already loving this forum, so many good people with great ideas… I’m learning quickly that I don’t know as much as I thought haha 250ah for 50-56v is not bad at all, I’ll be happy if I can get that for sure! I...
  13. Blueprint24

    MPP LV6548

    @DanF thanks for the reply. Thats one hell of a backup genny you got there! Haha my system will be similar until I replace my roof (next summer), I figure might as well wait to put holes in it until I have the 20yr old+ roof replaced. Then I’m going to cover the south side in panels, completely...
  14. Blueprint24

    MPP LV6548

    Appreciate the reply and Good to know. I’ve been focusing a lot of time trying to find a BMS that will communicate. Very happy to hear it isn’t necessary! I’ve seen mentions around of python/RBP like you are looking into, but I don’t know much about that.. yet. I’ll have to watch DMIs videos for...
  15. Blueprint24

    MPP LV6548

    Just got two of these this week and im waiting on my last set of 280ah cells to arrive. Can’t WAIT to turn them on. Will, do you have any setup videos on this inverter? @DanF @Will Prowse Question if you guys get time: My biggest issue is I can’t figure out what BMS I can use that will...
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