diy solar

diy solar

Recent content by gonmag8

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    EVE LF280K 16S JK B2A24S15P-CAN

    Strange, I have not seen that problem on mine ?
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    EVE LF280K 16S JK B2A24S15P-CAN

    You can (and should) calibrate the overall voltage and current on the jk bms. What I find is that once you do that the cell reading becomes incredibly accurate. The wire resistance under zero load has no influence on the cell voltage readings. PS: don't overthink it ?
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    EVE LF280K 16S JK B2A24S15P-CAN

    I received another 4 from Docan today. Will let you know the results soon
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    Newbie from Portugal building a house :)

    Just to finish "stage 1" of my project. The 14 pannels are installed totalling 6.44Kw of panels The Deye 5KW is in and working. The 17x 280Ah EVE LifePO4 with JK BMS are there too. We are living in the house now and averaging a usage of 15KWh per day (heat pump only draws about 1KW to warm up...
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    EVE LF280K 16S JK B2A24S15P-CAN

    But if they are qualified by grade A and B based on their capacity and Docan doesn't sell grade A, how do I have 3 cells above 280Ah? I am not sure about that theory... I think there is a big variation between these models of cells and its luck of the draw. I don't believe they are all tested...
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    EVE LF280K 16S JK B2A24S15P-CAN

    Not sure I agree with the grade A/B qualification so not sure how to answer? Grade A I guess, bought brand new from Docan. They are the ones with single m6 post on each terminal not like the ones on the picture of this post
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    EVE LF280K 16S JK B2A24S15P-CAN

    That is pretty common on the eve LF280k unfortunately. Here are my test results (discharge only to 2.6v but that doesn't make much difference)
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    DEYE 5KW hybrid inverter going past set absorption voltage ? HELP

    I am going to set temp compensation to 0 and see if the delta goes away. Thanks, greatly appreciated ?
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    DEYE 5KW hybrid inverter going past set absorption voltage ? HELP

    Yes, 17s. No sensor, and temperature is about 18 degC but the battery temperature sensor isnt connected. Temperature compensation is a good call. It is set as per default mV/C/Cell is set to -5 Not sure how to interpret that since the inverter has no information about the number of cells? The...
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    DEYE 5KW hybrid inverter going past set absorption voltage ? HELP

    Hi all, I have connected my 17s 280Ah lifepo4 battery to my deye 5kw inverter this week. Today its the first time I am being able to fully charge it due to cloudy days. The inverter is going past the battery set voltages and I cant figure out why. On the Battery settings page I have it set to...
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    Newbie from Portugal building a house :)

    yes, but because the house is not completely finish and the electric installations hasn't been signed off we cant register the solar installation.... Portugal... there is always something u need to do to get something else done I have the "solar sell" unticked now
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    Newbie from Portugal building a house :)

    Here in Portugal the netmeetering period is only 15 minutes, and even then most people report that it doesn't work, othets report that they count your injection as consumption ? I have set my sistem to zero export because I haven't had inspection yet and if you are not registered as having...
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    New from Portugal

    Hi mate. I am from Portugal too (sintra) and also have a deye 5kw with lifepo4, let me know if you need anything ?
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    Newbie from Portugal building a house :)

    Thanks mate. They do come with instructions too ?
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