diy solar

diy solar

Recent content by JohnPsz

  1. J

    Parallel panel wiring not recommended.

    Can you point to the source? I have not heard of this, and cannot think of how/why current could be drawn from the system into a shaded panel. That doesn't sound right. The way I see PV, it via light and heat it generates power, when put into parallel, the output amperage is added together. When...
  2. J

    new guy, building a solar setup for my RV

    I agree, that in normal usage, I might tilt the panels maybe 5-10% of the time. I know climbing up there and setting things up will be a pain during most short trips and so forth, so I won't do it. However, in our case we also use our RV to go cross country and stay at my sisters farm for a few...
  3. J

    new guy, building a solar setup for my RV

    Yeah I have unistrut with tilt brackets planned, I have never liked the idea of the Z-brackets.
  4. J

    new guy, building a solar setup for my RV

    The batteries and charge controllers are under our bed, in what's roughly and 2'X4' box 1' deep. The inverter is about 5 feet away, 8 feet if you count it in wire run length from the Lynx Distributer. This placement was mainly out of consideration for noise (not wanting it under the bed within...
  5. J

    Guidance on setting up BMS

    I have a mid height, 36ft overall length, 5th wheel. Specifically a Heartland Elkridge e30 Bunkhouse with quite a few modifications to suite our family and our usage.
  6. J

    Guidance on setting up BMS

    I am experimenting with BMS settings now myself for 24v in my RV. My JK BMS is currently setup as shown in the images, but I am not taking my cells close to 3.65, god forbid if my multimeter is off. Even a 2% variance on my meter could possibly have my cells over 3.7 so I'm being cautious, at...
  7. J

    new guy, building a solar setup for my RV

    Correct, we are going with a 24v setup, and are going to run 2 3s3p strings of solar, 1 string ro each MPPT 100/50. I too have 4/0 for the inverter which is a Victron Energy Multiplus 24|3000. I made a little progress tonight.
  8. J

    new guy, building a solar setup for my RV

    Here is the "planned" layout of the panels on the RV roof.
  9. J

    new guy, building a solar setup for my RV

    I have been in the "planning" phase for about 3 or so years, and last month (April 2023) started buying the items for my build. I have 1800W (18 100W panels) of solar panels sitting in my basement. A 3000W Inverter, 2 MPPT solar charge controllers, and a host of accessories behind my couch in...
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