If all other requirements for parallel operation of transformers are fulfilled, which one of the following pairs of three-phase transformers, with the given VECTOR GROUPS, can be operated in parallel?
A. Yd 1 and YY 0.
B. Yd 1 and DY 11.
C. DD 6 and DY 1.
D. Dd 0 and DY 11.
Show Answer
Answer: B
Share your understanding of this question with the correct explanation.