Delivery, installation, and commissioning of six regulating transformers: OS 110kV, US switchable from 10kV to 20kV, with an apparent power of 40MVA (ONAN) and 50MVA (ONAF). The OS and US windings are rated for a continuous load of 50MVA. Operation without active cooling is permitted up to 40MVA; above 40MVA, the regulating transformer must automatically engage forced cooling. Intended Use Regulating transformer with compensating winding Operating Mode Continuous Operation Design Power transformer with tap changer on the primary side, switchable from 10kV to 20kV undervoltage Construction Oil-filled transformer with air passages on the OS and US sides for outdoor or indoor installations, and road-transportable for delivery Expected Service Life 60 years
| Contracting authority | Stadt St.Gallen, Stadtwerke |
|---|---|
| Place | St.Gallen |
| Canton | St. Gallen |
| Contract type | Services contract |
| CPV | 51111300 Installation von Transformatoren |
| International treaty | Yes |