diy solar

diy solar

Recent content by Honuz

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    Multiplus II AES not working

    Some news today, I've set AES to 200W yesterday before going to bed... and it do not even work correctly for loads under 80W ... Look at 8:00 the low part of the AC Output power as lowered from 75W to 65W... cause the MPPT started producing at this moment... ! RS450 take roughfly 10W to...
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    Multiplus II AES not working

    Search mode is not an option since i got small load, under 50W all the time, i want to use Automatic Economic Switch to reduce power draw during the night. This was one reason i bought this inveter .. pretty sad to see that it do not work .. !
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    Multiplus II AES not working

    Hello guys, I've installed a Multiplus II 3kVA and seems AES is not working, i've it set to "modified sinewave" .. but it just never goes into AES mode, it stay in "inverting" mode even in low load.. some other people havin,g this behavior ? As can be seen here ... neveer goes to AES ...
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    Pairing more than two Victron quattros together.

    Hello all, Maybe i'm wrong, but i can see an inverter (A : Multiplus 3kVA) as an AC IN of the second one (B Multiplus 5kVA). B is configured to powerassist over 12A and with AES in eco mode. All electric circuit connected to the AC OUT of B. When circuit ask for 5A (220V) output, only the A...
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    RS-485 Porn on Junteks Monitors

    Elfin EW11 is able to take RS485 data and inject those into MQTT, i will try that.
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    RS-485 Porn on Junteks Monitors

    Very good job..! Did someone tried to use an elfin wifi to expose rs485 data to mqtt directly...? And what about sending junctek data to a cerbo gx...?
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    For Sale - Victron BMV-712 Smart Battery Monitor $160.00 Shipped

    Just for info for people in France 147€ on amazon.fr delivered.
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    What's the best solar-related item you bought in 2023?

    Happy New year to everybody .. !! I replaced my chinese inverters / MPPT with 2 Multiplus II (nice promo in Europe : 950€ for a 5kVA and 620€ for a 3kVA), a cerbo and an RS450/100. The MPPT start to produce earlier then the chinese all in one i was having and waste less energy doing so, i would...
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    JuncTek Battery Monitor vs Victron SmartShunt

    I swapped from Chinese inverters/mppt six month ago for a victron system (had enough of those unefficient, noisy, unreliable chinese inverters), i now have one MPII 3kVA, one MPII 5kVA and an RS450/100 and i go to say i've still not bought a BMV 712, not about the price but the Junctek display...
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    Lifepo4 CATL 86Ah Cells - Very low Charging/Discharging Curent

    Tried full charge few times : no All 16 cells are distributed between 71Ah and 82Ah. They seems new but not in the same serial series, i got 2 different "series". I will cycle this pack in the next month, i had a lot of things to do since i bought those cells and no time to include it in my...
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    Lifepo4 CATL 86Ah Cells - Very low Charging/Discharging Curent

    Well you got an answer just a post above .. ;) My post was not that clear, i payed 590€ and was refunded 120€ => Final price : 470€ for 3.3kWh Now ... i do not know if this pack will still be ok in a year ..
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    Storing heat in sand?

    MMmm let's imagine i got a string with an Mppt connected to it, then in parralel of this MPPT i connect a variable load (through PWM) going to a resistive load. Would the Mppt still "drive" the panel correctly to the MPPT ..? (i'm kind weak on electronic circuitry and their behavior)
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    1 x Multiplus II 48/15000 & 1 x Multiplus II 48/8000 (not in parallel) drawing from same battery bank, supplying different loads -- any issues?

    Helloo, Just a sec here...seems you can connect the second inverter on the one and only cerbo, just by using mk3/usb cable, then you'll have at least information from this inverter.
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    Future of DIY LiFePO4 looks bleak…

    There are many brand, the last one i've seen is eel, search for it.
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    Storing heat in sand?

    To inject lot power in sand without overheating the vicinity of the resistance : 1 - Increase the number of resistances : my wife is a ceramiciste and there are like 3m/4m of twisted wire for a pretty small furnace Wire look like this : This pack .. cost 350€, but it heat ceramic to...
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