what is vector surge & vector shift? we have 25.3 MW(11kv)
generator & 11kv/132kv transformer, connected with with 132
kv grid.vector surge relay is tripping frequentaly.what is
permissible maximum limit for this.
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Answer Posted / k.p.sharma
We have the vector surge relay setting at 12 deg. But i observe that at that setting many time tg breaker tripped with grid breaker as per scheme only grid breaker trip is required. Please tell me is this setting ok or not.
K.P.Sharma
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