I have built my 60ea 400w Seraphim Bifacial panel with 60ea IQ7 plus with an Enphase AC Combiner Box, I commission my site Aug 14, 2020, I am tied to the grid so I thought that I had enough panels to have no light bill. I was wrong, so now I have bought 2ea 10kw LifePO4 Battery Pack 48v200AH and...