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Peak value of switching overvoltage across circuit breaker S1 in single sided ring topology with R–L choke connected.
| R–L values | Switching overvoltage (kV) | ||
|---|---|---|---|
| Phase A | Phase B | Phase C | |
| R = 50 Ω, L = 1.5 mH | 2.440 | 9.238 | 11.616 |
| R = 100 Ω, L = 1.5 mH | 3.449 | 13.582 | 16.580 |
| R = 50 Ω, L = 2 mH | 2.613 | 9.707 | 12.237 |
