A three phase transformer has a nameplate rating of 30 MVA, 230Y/69Y kV with a leakage -reactance of 10% and the transformer connection is wye-wye. Choosing a base of 30MVA and 230 kV on high voltage side, the transformer reactance referred to the low voltage side will be _______(in ohms)?

Question

TuteeHUB · Accepted Answer

157.8 ‚Äö√Ñ√∂‚àö√´¬¨‚àÇ

TuteeHUB · Answer

15.87 ‚Äö√Ñ√∂‚àö√´¬¨‚àÇ

TuteeHUB · Answer

176.33 ‚Äö√Ñ√∂‚àö√´¬¨‚àÇ

TuteeHUB · Answer

17.67 ‚Äö√Ñ√∂‚àö√´¬¨‚àÇ

1.	A three phase transformer has a nameplate rating of 30 MVA, 230Y/69Y kV with a leakage -reactance of 10% and the transformer connection is wye-wye. Choosing a base of 30MVA and 230 kV on high voltage side, the transformer reactance referred to the low voltage side will be _______(in ohms)?
A.	15.87 ‚Äö√Ñ√∂‚àö√´¬¨‚àÇ
B.	157.8 ‚Äö√Ñ√∂‚àö√´¬¨‚àÇ
C.	176.33 ‚Äö√Ñ√∂‚àö√´¬¨‚àÇ
D.	17.67 ‚Äö√Ñ√∂‚àö√´¬¨‚àÇ
Answer» B. 157.8 ‚Äö√Ñ√∂‚àö√´¬¨‚àÇ

A three phase transformer has a nameplate rating of 30 MVA, 230Y/69Y kV with a leakage -reactance of 10% and the transformer connection is wye-wye. Choosing a base of 30MVA and 230 kV on high voltage side, the transformer reactance referred to the low voltage side will be _______(in ohms)?

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