132 KV TRFO BUSHING CT BURNT WHEN A 6.6KV HAS BEEN APPLIED
TO IT .WHY .ANY REASON ?
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Answer Posted / surendran
-The reason may be the secondary circuit is open.
-The rating of the ct may be wrong.
-There may be internal short between the winding turns.
-The insulation resistance of the winding may be less.
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