Configuration of 11kV VFD:
There are 27 power cells for 11kV Variable Frequency Drive (also called VSD/variable speed drive) and every 9 power cells constitute a phase.
Technical Parameters of 11kV Variable Frequency Drive:
| Voltage | SR | VFD model | Motor's capacity | Dimension and weight | |||||
| Width (W) mm | Depth (D) mm | Height (H) mm | Height (h) mm | Weight kg | |||||
| 11kV series | 1 | HARSVERT-A -VA -S -VS | 11/020 | 315kW/11kV | 4854 | 1200 | 2634 | 2320 | 5400 |
| 2 | 11/030 | 450kW/11kV | 4854 | 1200 | 2634 | 2320 | 5800 | ||
| 3 | 11/035 | 500kW/11kV | 4854 | 1200 | 2634 | 2320 | 6000 | ||
| 4 | 11/045 | 630kW/11kV | 4854 | 1200 | 2634 | 2320 | 6200 | ||
| 5 | 11/050 | 710kW/11kV | 4854 | 1200 | 2634 | 2320 | 6500 | ||
| 6 | 11/055 | 800kW/11kV | 4854 | 1200 | 2634 | 2320 | 6700 | ||
| 7 | 11/070 | 1000kW/11kV | 6056 | 1300 | 2634 | 2320 | 7300 | ||
| 8 | 11/085 | 1250kW/11kV | 6056 | 1300 | 2634 | 2320 | 8400 | ||
| 9 | 11/095 | 1400kW/11kV | 6356 | 1300 | 2634 | 2320 | 8800 | ||
| 10 | 11/105 | 1600kW/11kV | 6356 | 1300 | 2634 | 2320 | 9200 | ||
| 11 | 11/120 | 1800kW/11kV | 7358 | 1300 | 2634 | 2320 | 9600 | ||
| 12 | 11/135 | 2000kW/11kV | 7358 | 1300 | 2634 | 2320 | 10900 | ||
| 13 | 11/160 | 2400kW/11kV | 7358 | 1400 | 2634 | 2320 | 11500 | ||
| 14 | 11/185 | 2800kW/11kV | 7358 | 1400 | 2634 | 2320 | 16000 | ||
| 15 | 11/200 | 3000kW/11kV | 9368 | 1400 | 2934 | 2620 | 20000 | ||
| 16 | 11/225 | 3400kW/11kV | 9668 | 1500 | 2934 | 2620 | 24000 | ||
| 17 | 11/265 | 4000kW/11kV | 9968 | 1500 | 2934 | 2620 | 26000 | ||
| 18 | 11/330 | 5000kW/11kV | 9968 | 1500 | 2934 | 2620 | 28000 | ||
| 19 | 11/370 | 5600kW/11kV | 9968 | 1500 | 2934 | 2620 | 31000 | ||
| 20 | 11/395 | 6000kW/11kV | 9968 | 1500 | 2934 | 2620 | 32000 | ||
| 21 | 11/580 | 8800kW/11kV | 14866 | 1400 | 3070 | 2620 | 37000 | ||