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Re: Protect your Charge controller from battery disconnect while connected to the PV
IMHO, the first step is to design the rest of the system (charge controllers, inverters, etc.) to operate within the specifications of the Li Ion battery bank... Circuit breakers, BMS, etc. should on…1 · -
Re: Inverter, controller and cabling questions
I will go through some quick math using our rules of thumbs... 8x * 225 AH @ 6 volt batteries wired as 12 volts. Adding batteries in series changes the pair to 12 volts @ 225 AH... Adding 4 parallel …1 · -
Re: Two Separate systems on the same house?
It looks like, power wise, you can add panels up to 7,750 Watts to your array... If you meet the other array requirements (Voc, Imp/Isc, etc.) it should not be difficult. https://www.amazon.com/Solar…1 · -
Re: How to add panels to a system when existing panel no longer made
You need to "match" solar panels in series--Their current to within 10% or better (i.e., 10 vs 11 amps Imp). For solar panels in parallel, you need to match Vmp-string (or Vmp-array) within…1 · -
Re: Need some help with settings after an extended grid outage on Friday
Unfortunately, I do not know much about the details of your system... But it does appear that your batteries are either not being charged to capacity, and/or they are in need of reconditioning (new e…1 ·
