Multiple Choice
If three-phase transformation is needed and a three-phase transformer of the proper size and turns ratio is not available, three single-phase transformers can be connected to form a _____.
A) three-phase bank
B) wye-delta bank
C) wye bank
D) delta bank
Correct Answer:
Verified
Correct Answer:
Verified
Q15: A wye-delta transformer has a turns ratio
Q16: A wye-delta transformer has a secondary phase
Q17: A delta-wye transformer has a turns ratio
Q18: A wye-delta transformer has a turns ratio
Q19: In an open delta with single-phase loads,
Q20: What function is performed by dielectric oil?<br>A)
Q21: A wye-delta transformer has a turns ratio
Q22: An open delta transformer is assembled from
Q23: An open delta transformer is assembled from
Q25: A wye-connected secondary has a phase voltage