| Rated thermal current Ith at 40ºC | 40 A |
| Rated thermal current Ith at 50ºC | 50 A |
| Rated thermal current Ith at 60ºC | 40 A |
| Rated insulation voltage Ui | 800 V |
| Rated dielectric strength | 3500 V |
| Rated impulse withstand voltage Uimp | 8 kV |
| Rated operational frequency | 50 / 60 Hz |
| AC rated operational power Pe (3x400V, AC23A) | 27.7 kW, 34.9 kW, 34.9 kW |
| Rated capacitor power | 22.5 kVAr, 28.3 kVAr |
| Rated breaking capacity | 400 A, 504 A |
| Rated making capacity | 500 A, 630 A |
| Rated short-circuit making capacity Icm | 5 kA (peak) |
| Rated short-time withstand current Icw | 3 kA rms |
| Conditional short-circuit current | 100 kA rms |
| Maximum cut-off current (peak value) | 10 kA (peak) |
| Maximum weight | 0.4 Kg |
| Minimum number of mechanical operations | 30000 Cycles |