| N˚ | Bus bars | Nominal voltage | ΔV during the peak period (%) | Relative difference (%) | |
| Initial value | Final value | ||||
| 1 | SONGLOULOU | 225 | −6.00 | −6.00 | 0.00 |
| 3 | NOMAYOS | 90 | 5.96 | −3.22 | 9.76 |
| 4 | AHALA | 90 | 6.07 | −3.19 | 9.85 |
| 5 | NSIMALEN | 90 | 6.10 | −2.79 | 9.47 |
| 6 | NGOUSSO | 90 | 12.57 | 0.07 | 14.30 |
| 7 | KONDENGUI | 90 | 13.42 | 0.81 | 14.57 |
| 8 | DIBAMBA | 90 | 11.87 | −4.87 | 18.99 |
| 9 | KOUMASSI | 90 | 14.07 | −5.30 | 22.54 |
| 10 | BAFOUSSAM | 90 | 15.60 | −5.24 | 24.70 |