The rules for depth of buried conduit differ depending upon the software, conduit material, and its site. You should definitely Look at with your neighborhood government making authority for remaining depths. Some solar panel brand names also present AC modules, which means they may have microinverters integrated into your panels https://byd-atto-3-extended-range05936.life3dblog.com/34542537/micro-inverter-for-solar-system-for-dummies