| Grid | MW | MVAR | Voltage 220KV | Voltage 66KV / 33KV |
| Harsh Vihar-400/220KV 315MVA ICT-1 | 162 | 0 | 227 | 66 |
| Harsh Vihar-400/220KV 315MVA ICT-2 | 161 | 0 | 227 | 66 |
| Harsh Vihar-400/220KV 315MVA ICT-3 | 161 | 0 | 227 | 66 |
| Harsh Vihar-220/66KV 160MVA T1 | 71 | -3 | 227 | 66 |
| Harsh Vihar-220/66KV 160MVA T2 | 46 | -9 | 227 | 66 |
| Harsh Vihar-220/66KV 160MVA T3 | 45 | -8 | 227 | 66 |
| Harsh Vihar-50MVar Bus Reactor-I | 0 | 41 | 227 | 0 |
| Harsh Vihar-50MVar Bus Reactor-II | 0 | 42 | 227 | 0 |