diy solar

diy solar

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  1. J

    Parallel or series

    I know it is so much spoken about… but , i want to know something if u want over paneling to reach Maximum of ur pv input mopt limit wont let you could we make 1 serie of mppt and the second mppt parallel so u can have max voltage max amps? Or h can in each mppt has same time series and parallel...
  2. J

    Can we check how many cycles

    So what you mean that If i checked my battery screen their s no place for 2times or 3 times … empty the battery or any scale to find out how many time we fill and empty it
  3. J

    Can we check how many cycles

    I am thinking as long we have bms on a lifepo4 lithium battery it gives u voltage by cell temp and many many details can it gives you how many cycle u did or how many time u empty it and refill any idea ? Or any settings in it we can find out?
  4. J

    Have Deye 8Kw Inverter, but my panels exceed it

    Isc max is 28 Ad + 28 Ad not mentioned any voltage
  5. J

    Voc, Isc & Overvoltage Protection

    Their s a pic in the comments i attached again data sheet
  6. J

    My solar panels have high voltage--how many can I fit on a Deye?

    Why not use 6 in series and anothe 6 in series and then combine them ++ and - - and then put them on one mppt it worse with me and if want add more panels can make more panels but in parallel like 7 in series and 7 or 8 in parallel doesn t work?
  7. J

    Voc, Isc & Overvoltage Protection

    The The deye 8kw has voc 370vdc(125Vdc 500Vdc) why they use such numbers and the mppt is 125vdc 425 vdc any himt where s the limit
  8. J

    Mppt amd isc and voc???

    50hz or 220 volt of ac in my country
  9. J

    Mppt amd isc and voc???

    Ok i het the deye mentionef the voltage 370Vdc (125 vdc 500 vdc) why all that .. is it 370 or 500
  10. J

    Mppt amd isc and voc???

    Ok i ll forget about the watts … voc is pv input voltage 370 vdc ( 125 vdc 500 vdc) which one should i follow 370 or 500 the max
  11. J

    Mppt amd isc and voc???

    What w What would happen if u reach the maximum does the inverter takes only the 10400w as it mentioned ? I heard many times no problem if you overpass ur W but don’t pass ur voltage but sure their is % you can not pass it… and another video i saw about australia they aloud to trespass by 33%...
  12. J

    Mppt amd isc and voc???

    This is the deye data sheet and my solar panel data
  13. J

    Mppt amd isc and voc???

    Dear forum, I do have 8kw inverter deye with : voc of 370Vdc(125Vdc 500Vdc) and mppt 150vdc 425 Vdc and Max isc 28Adc + 28Adc and Max input power 10400 W The question is as long it is 8kw mean 8000w why it mentioned 10.4kw max can i reach that or exceed it? Second which should i choose 425...
  14. J

    Have Deye 8Kw Inverter, but my panels exceed it

    Yeah that s what i am doing but the point here is i shouldn't reach 500 v i should stay under it for safety right? i can go 9 x 49.6 v Voc par panel 446 volt still under 500 volt the input voltage but i have the MPPT input should be under 425 so i have to go back to 8 x 49.6 =396 V
  15. J

    Have Deye 8Kw Inverter, but my panels exceed it

    My inverter 8kw deye single phase voc is 370Vdc (125 Vdc 500 Vdc) for input voltage and mppt is 150 Vdc 500 Vdc max imput power 10400w and max isc 28 Adv 28 Adc a picture is attached i m using 6 x 545 watts longi and another 6 x545 watts voc of 49.6 by panel where i can go to the max and still...
  16. J

    Deye 8kW- how many panels per string

    Yes i am single phase 8 kw
  17. J

    Deye 8kW- how many panels per string

    I have 2 series of 6 panels so i can add 4 more so 8 vs 8
  18. J

    Have Deye 8Kw Inverter, but my panels exceed it

    This is the back voc 49.6 Stc 1.5 but if one day they produce the maximum then you will be in over voltage
  19. J

    Have Deye 8Kw Inverter, but my panels exceed it

    This is the back voc 49.6 Stc 1.5
  20. J

    Have Deye 8Kw Inverter, but my panels exceed it

    Panels are 545w longi with 40 v each direction south 29C beirut lebanon
  21. J

    Have Deye 8Kw Inverter, but my panels exceed it

    I hv 8 kw inverter using 12 pv 6 in series vs 6 other series producing like 5k to 6 k top should i go further to 8 pv each or 9 or it s risky
  22. J

    Have Deye 8Kw Inverter, but my panels exceed it

    So if someone exceed the whatts in pannels will be none sens wont use any benefit from it
  23. J

    Deye 8kW- how many panels per string

    This is a pic shows 370 v the ideal and in (minimum and the max) but the best solution or option is 370 check the voc
  24. J

    Deye 8kW- how many panels per string

    And by the way i have deye 8kw single phase the data sheet is not 550v is under that like 380 or 400 v i guess
  25. J

    Deye 8kW- how many panels per string

    Not true it s better be 550 thats. Why they put 550 then (minimum and maximum 800) but to be safe 550 v
  26. J

    Have Deye 8Kw Inverter, but my panels exceed it

    Anw what s the max for deye 8kw can it be 9 in series 9 in parallel for having mac voltage and maximum current?
  27. J

    Is the generator used to charge the battery or power the load? Or both? Which one will the generator be used firstly?

    My generator is one of the best British one lister but i guess apr need to be modified im not with big knowledge of generator where should i change the frequency in my inverter their s only in grid settings not in generator i have deye inverter
  28. J

    Is the generator used to charge the battery or power the load? Or both? Which one will the generator be used firstly?

    My settings is batt charge on generator for only 20A and my load is less that 800w but it keep switching on. Off i saw a video about sunsynk that if generator frequency change the inverter will stop nd when frequency is back to the level will back
  29. J

    Is the generator used to charge the battery or power the load? Or both? Which one will the generator be used firstly?

    Is the voltage or frequency can affect the generator charging on off? If the generator has up and down frequency ?
  30. J

    Is the generator used to charge the battery or power the load? Or both? Which one will the generator be used firstly?

    I have a big generator 22 kva i am giving the battery charge on generator 2200w 10A and i know my load is only 5-6 amps but my generator not giving the battery once to load once to battery ??‍♂️ i wm so confused
  31. J

    DEYE 8KW not accepting power from generator

    U have an issue 8 kw deye and i have a generator of 22kva but i wired into generator port and put how many i need to charge battery but the problem it keep on off like 2 seconds charging than 2 seconds not charging it s weird
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