mtnelect HVAC & Electrical Contractor Location Southern California Occupation Contractor, C10 & C20 - Semi Retired Sep 25, 2024 #1 Did a residential solar inspection that was not generating to the utility, because of an "Arc Fault" problem. Do all inverters in the United States follow this UL requirements ? Attachments Arc Fault Detection #2.pdf 316.3 KB · Views: 8
Did a residential solar inspection that was not generating to the utility, because of an "Arc Fault" problem. Do all inverters in the United States follow this UL requirements ?
J jaggedben Senior Member Location Northern California Occupation Solar and Energy Storage Installer Sep 26, 2024 #2 Since about 2014, when that requirement was new, all listed inverters follow that, yes.