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diy solar

Recent content by pda1

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    Battery Balancer by Victron

    I wrote 14.2v in the post simply because I can't remember what the figure is supposed to be. Below are the Victron IP65 charger voltage settings I use when balancing. There's no debate here- that's what BB recommends. When using the Victron Connect App I wait for the batteries to conclude...
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    Battery Balancer by Victron

    "The Victron balancer is intended to get the results you desire." Ok. Perfect.
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    Battery Balancer by Victron

    Oh....well....here's the video- https://www.currentconnected.com/product/victron-battery-balancer/
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    Battery Balancer by Victron

    Tim...didn't you make a video about that? I watched it. Thanks. As before I'm really tired of having to balance the batteries once per month. The entire system has to be shut down, the AC lines from the M+ placed into grid outlets (not fed from the M+) and then balance each battery. Tired...
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    Battery Balancer by Victron

    The Victron balancer is only $56.
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    Battery Balancer by Victron

    Correct, I do it because BB told me to do so.
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    Battery Balancer by Victron

    I have 2 BattleBorn LifePo batteries in series for a 24v off grid system. Once per month I balance the batteries individually. That means charging each battery up to 14.2 volts using the Victron IP65 charger. (Pretty sure that's the voltage). Well, I'm getting tired of doing it...
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    Cerbo/Venus/Rsp Pi dropping connection solution

    Yes, that was understood. The foil pieces on the connectors are only about 2 inches long and are two horizontal feet away from the batteries. So long as I don't move the Rsp and USB cables around to relocate them all is well... so far. You're probably right- I'll end up buying two more...
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    Wires get hot?

    Well, no, I can't. The array is in a fixed position. Frankly, I'm glad I'm having this problem as I had anticipated purchasing another 2kW of panels. Will just leave things as they are and get 8 awg wires until I get frustrated by the reduced output on cloudy days.
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    Wires get hot?

    3S doesn't exceed the MPPT. Only once in the past 2 years has the 2S reach 79 volts. The MPPT is rated up to 150v. 3S would give 120 volts and that's safe for my 150v 60A MPPT. But....I had have to buy a 2 more panels (which would be a total of 12 in the array) or reduce the size down, as...
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    Wires get hot?

    You're probably right. They were noticeably warm...not hot....just warmer than was to my liking. Also, I've got to put a fan on the MPPT to cool it a bit. Gentlemen, at my age I have little tolerance for "risk". (That's why I'm not gambling in the stock market).
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    Wires get hot?

    'Had considered that as well but the 8 awg is a better option. I have 2 extra panels so the system would be 2S-5P for a possible 2.5kW (9 amps per string). But, I think the Victron 150/60 limits the input to the MPPT to something like 1700 watts. I'm not sure about that.
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    Wires get hot?

    Will do. Thanks.
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    Wires get hot?

    Ok....thanks. Nuts....now I'll have to fish the new wires. Better safe than sorry. In the mean time I'm going to isolate two of the panels....or pray for cloudy days. The major power production was caused by recharging to the LiFePo4 batteries and not the loads.
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    Wires get hot?

    The run is about 30 feet. So, the question is- what size wire to should it be increased to? 8 awg?
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