Help with solar panel voltage

DJJ
DJJ Registered Users Posts: 7 ✭✭
in Solar Beginners Corner #1
I have a 1200 W renogy array.  8 150 w at 12 v. with midnite classic 150 96 v charger and a aims 4000 w pure sine inverter. 
I what add to my panel array. Will a renogy 300 w  at 24 v panel work?  Battery bank is 24 v
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  • DJJ
    DJJ Registered Users Posts: 7 ✭✭
    #2
    PS my aims 4000 w inverter is 24 v input
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  • Estragon
    Estragon Registered Users Posts: 4,496 ✭✭✭✭✭
    #3
    You generally want added panels to be within 10% or so Vmp, so (eg) if your 12v nominal panels are 18Vmp in strings of 2 for ~36v, adding panels with a Vmp around 33-40v should work.  If the new panel is more like 30Vmp, it isn't likely to work well.
    Off-grid.  
    Main daytime system ~4kw panels into 2xMNClassic150 370ah 48v bank 2xOutback 3548 inverter 120v + 240v autotransformer
    Night system ~1kw panels into 1xMNClassic150 700ah 12v bank morningstar 300w inverter
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  • DJJ
    DJJ Registered Users Posts: 7 ✭✭
    #4
    Hey Thanks   That is helpful  :) 
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