December 20, 20223 yr On a 12v 860Watt PV panel system do the panels need grounding to earth? The charger/inverter is charged by the mains. The panels supply some 12v power for the batteries. The inverter only supplies 240v to a non-mains circuit. No panel earth point indicated on the inverter charger. The inverter/charger relays the, mains/battery power supply earth, depending on the supply. I have an earthing rod ready...
December 20, 20223 yr No. Unless the manufactures instructions say so. And that would almost certainly be the inverters MI.
December 20, 20223 yr Author 6 minutes ago, SteamyTea said: No. Unless the manufactures instructions say so. And that would almost certainly be the inverters MI. MI ?
December 20, 20223 yr Manufacturers Instructions I expect. Does the inverter say if it's transformerless?
December 20, 20223 yr Author Transformerless? er... This one. https://uk.renogy.com/3000w-12v-pure-sine-wave-inverter-charger-w-lcd/
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