Question: In a short circuit test on a 3 pole 2 2 0 kV circuit Breaker, the following observations are made power factor of fault is

In a short circuit test on a 3 pole 220 kV circuit Breaker, the following observations are made power factor of fault is 0.6, recovery voltage is 0.9 times full line value, the breaker circuit symmetrical and restriking transient natural frequency is 14 kHz . Determine average RRRV. Assume fault is grounded.
In a short circuit test on a 3 pole 2 2 0 kV

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