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If I were to replace the main 200Amp breaker with a 175 Amp, in theory I could then add a 60 Amp breaker and still be under the 120% rule. If I am able to do that it still seems like 175Amps would be fine plenty for my 1900 sq foot house. Last question. Can you even add a back feed breaker on...

Hello, First time posting here. I Amin the process of planning out Solar / Battery / Backup system for my single family home. Currently looking at approximately 7.2 KWPV with an additional 10-15 kWh batteries. System will be all Enphase iq8M and 2, maybe 3 IQ5P batteries. What I can't seem...