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For AC input, the ground wire is the one coming from the 6/3 wire feeding the inverter from the main service panel (which has the neutral and ground bars bonded with a thick screw and the ground wire connected to a grounding rod). For AC output, the ground wire is the one coming from 6/3...

Hello All, I appreciate any guidance for a novice like myself as I’m trying to add capacity to my solar system. Currently, I have a 4.9 KW solar system using microinverters that is tied to the grid with net metering implemented. My main panel has a 125Amp main breaker. I don’t know what its...