Contingency

Difference in losses From System Healthy [MW]

Difference in losses Based on System Health [%]

System Health

Alpha-Beta 765

22

3%

Beta-Hydra 765

27

4%

Beta-Perseus 400

0

0%

Beta-Hydra 400

5

1%

Preseus-Grootvlei 400

6

1%

Preseus-Hydra 400

4

1%

Hydra-Droeerivier 400-3

1

0%

Droerivier-Proteus 400

5

1%

Droerivier-Bacchus 400

1

0%

Droerivier-Muldersvlei 400

1

0%

Muldersvlei-Bacchus 400

1

0%

Muldersvlei-Acacia 400

0

0%

Acacia-Koeberg 400

9

1%

Aurora-Juno 400

−2

0%

Hydra-Kronos 400

14

2%