BB. admin

  • Re: New Member with New system questions Magnum 4448 and Midnite 150

    BB.BB.
    Per Lilttleharbor2 advise, Here is the link for the Midnite classic string sizing tool: http://www.midnitesolar.com/sizingTool/index.php -Bill
    ·

  • Re: newbie looking for reassurance!

    BB.BB.
    Oh yes... Voc-std is at ~77F. Anything below 77F increases the output voltage (Voc, Vmp Panels run "hot" when under direct sunlight. However, first thing in the morning, freezing temps, and…
    ·

  • Re: newbie looking for reassurance!

    BB.BB.
    Note that 4x Vmp~18 volt panels is getting a bit high for Voc-cold... If you have cool winters, Voc-array-cold may exceed the 100 vdc maximum input voltage for your controller (very hard freezes coul…
    ·

  • Re: solar

    BB.BB.
    I am not sure where the BMS and Lithium batteries are (both mounted in van or one in van and one in trailer)? Do you have two Li Ion battery banks, or one Li Ion in the trailer and one Lead Acid in t…
    ·

  • Re: solar

    BB.BB.
    Details matter (Vmp-array, Imp-array, Vmp&Imp of each panel, how many panels on truck vs trailer, brand/model of charge controller, MPPT or PWM, etc.). How many hours a day of sun, amount of load…
    ·
Avatar