11 23 | 200 | | | | | | | | | | | | | | 2021 6 | | | | | | | 200 | 200 | 472 220kV | 3 500 kV 1 | | | | | | | | | | 11 20 500kV | 11 | 23 | 200 | 12 | | 61.26 | 200 | 484 | | |