successive system faults from the lightning-arrestor failure; voltage sagged to 0.25-0.40 pu for 42-66 ms per fault
6 faults / 82 sobserved
| Value kind | observed — Reported measurements, counts, and specifications keep the precision and scope stated by their source; an exact specification is not treated as a range. |
|---|---|
| As of | 2025 |
| Source | NERC Incident Review (Jan 2025) |
| Review | checking…review by 2026-08-30 · standard cadence |
| Recorded changes | last 2026-07-01 |
| Claim id | successive-system-faults-from-the-lightning |
Where the guide uses it
← Full numbers register — every date-stamped figure in the guide, with revision history.