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What is vector group? What is meant by DYN11?Why is it needed?
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Answer Posted / t eswara rao
Vector group of a transformer describes the relation between
primary voltage vectors and the secondary voltage vectors
DYN11 means
D - Primary DELTA connection
Y - Secondary STAR connection
N - Neutral Point available in the secondary star connection
11 - 30 degrees lag (11o clock position for better
understanding)
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