| Product model | WS-315 |
| Rated input voltage AC(V) | Three-phase 380 |
| Power frequency (HZ) | 50/60 |
| Rated input capacity (KVA) | 13 |
| Output open circuit voltage (V) | 74±5 |
| Current range (A) | 20-315 |
| Thrust current range (A) | 10-180 |
| Start arc current range (A) | 20-120 |
| Rated cyclic duration factor (%) | 60 |
| Weight (kg) | 38 |
| Dimension (mm)(L*W*H) | 570*320*530 |