Can I add old 5kw ups with 4 batteries after 10kw solar setup with 16 kw battery.
I have solis inverter 10kw with 16kw battery. In home 2 boys needs to use pc n this consume reasonable battery between 5 pm to 11pm n less battery power left for night.
Question is, I have 5kw old ups from my office with 4 batteries n it used to run 2pcs for 6 hours easily...
Can I connect it after solis inverter supplying in home, so I can manually turn it on or off between that time range n put computers on it load wise.. Does 2 earth connections conflict probability?