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what is the purpose of vector group in a transformer ? if 2
tranaformers r connected in parallel the vector group is
same or not?
for parallel operation 2 transformers of different
manufacturers maintain same vector group or not?
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Answer Posted / yusuf
Totally 36 vector groups are available
for {e.x} DYN11
D-primary delta connection
Y-secondary star connection
N-star point neutral
11-clock position[30 degree phase displacement between the pry and sec.
For synchronize two TFR vector group must be same.
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