| Max. rated through-current | 300 A |
| Max. rated step voltage | 3,300 V |
| Max. rated switching capacity | 1,000 kVA |
| Max. voltage for operational equipment Um | 72.5-245 kV |
| Application Star point (neutral point) Single-phase design at any selectable winding position. |
| Operating positions without change-over selector | 14 max. |
| Operating positions without change-over selector | 27 max. |