For large power transformers, self oil cooled type or air blast type which of the following values af current density may be used?

Electrical Engineering MCQ
1

For large power transformers, self oil cooled type or air blast type which of the following values af current density may be used ?

A. 1.0 to 1.2 A/mm2
B. 1.5 to 2.0 A/mm2
C. 2.2 to 3.2 A/mm2
D. 3.2 to 4.2 A/mm2

Show Answer

Answer: C

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