| Uhlobo | Kulinganiswe I-Voltage (kV) | Kulinganiswe Okwamanje (A) | Ukushisa okungu-4S Ugesi ozinzile (A) | Ukushaqeka okuzinzile Okwamanje (A) | Umfutho ukumelana ne-voltage(kV) | Imvamisa yamandla ukumelana ne-Voltage(kV) | ||
| Uma kuqhathaniswa nomhlaba | Phakathi kokuphuka | Uma kuqhathaniswa nomhlaba | Phakathi kokuphuka | |||||
| I-GW9-15/200 | 15 | 200 | 12500 | 31500 | 75 | 85 | 38 | 42 |
| I-GW9-15/400 | 15 | 400 | 12500 | 31500 | 75 | 85 | 38 | 42 |
| I-GW9-15/600 | 15 | 600 | 12500 | 31500 | 75 | 85 | 38 | 42 |
| I-GW9-15/800 | 15 | 800 | 12500 | 31500 | 75 | 85 | 38 | 42 |
| I-GW9-15/1000 | 15 | 1000 | 12500 | 31500 | 75 | 85 | 38 | 42 |
| I-GW9-15/1200 | 15 | 1250 | 12500 | 31500 | 75 | 85 | 38 | 42 |