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WHEN THESE TRANSFORMERS WINDINS CONFIGURATION ARE USED?
SPECIALLY EXPLAIN REGARDING STEP UP AND STEP DOWN KEEPING
IN MIND.AND REGARDING LOAD ALSO.
a.star to delta
b.delta to star
c.delta to delta
d.star to star
ALSO EXPLAIN WHY V USE 415/415 TRANSFORMERS IN TUBEWELLS?
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Answer Posted / k.prakashchandra
Depending on application. 1:1 ratio tr is for isolation of
earthed neutral of primary.
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