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In commercial building electrical protection, we would specify a lightning protection system to be installed which included roof terminals (spikes) with heavy down conductors (like 2/0 equivalent), connected to a buried ground ring around the building perimeter, which itself was sometimes...

Where have you been getting your used panels from? Pick up in person sounds like. Tnx

Has anyone questioned why the LVX6048WP does not have a substantial AC OUT surge rating? First is Nominal Output at 25A/phase, then inrush at 30A/phase for 20 ms, then 90A at 1 ms. 30/25=125% overload for 20 ms. This seems like a high frequency rating, not a low frequency rating. I do...

Please explain exactly how it is different. I find it odd that CT connections were furnished, and that the inverter has two way power flow, and that power flow in the ACIN direction can not be modulated to zero export based on CT current.