GIS footprint vs equivalent AIS lineup — the compactness premium for constrained/hostile sites
~1/3observed
| 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. |
|---|---|
| Scope | GIS-vs-AIS footprint |
| As of | 2026 |
| Source | Siemens Energy / ABB MV switchgear synthesis · Product overview: up to 70% footprint reduction compared with air-insulated switchgear, equivalent to approximately 30% of the AIS footprint |
| Review | checking…review by 2026-09-01 · standard cadence |
| Recorded changes | last 2026-06-29 |
| Claim id | gis-footprint-vs-equivalent-ais-lineup-the |
Where the guide uses it
← Full numbers register — every date-stamped figure in the guide, with revision history.