how the transformer stables out zone faults? Because we use non directional O/

how the transformer stables out zone faults? Because we use
non directional O/C relays .Is there any special
considerations are taking into account to overtake this?

Question Posted / gmpk

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how the transformer stables out zone faults? Because we use non directional O/C relays .Is there a..

Answer / nur.asidik

directional relay only used if system is Parallel or Ring,

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