Point of interconnection · POI
The physical point where a facility's electrical system connects to the utility grid.
Current numbers
0.90–1.10 pu continuous; 0.15 s below 0.50 puSPP High Impact Large Load voltage ride-through at the POI (Table 1, 2025-07-08): 0.90–1.10 pu continuous, 2 s at 0.80–0.90 pu, down to 0.15 s below 0.50 pu
0.2S / 0.5Sutility revenue-meter accuracy class at the point of interconnection