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Plate values of a three-phase transformer are given below: 1600 kVA, 15 kV / 0,4 kV,...

Plate values of a three-phase transformer are given below:
1600 kVA, 15 kV / 0,4 kV, 50 Hz, i0 = 1.2%; ukN= 6%, idle losses 2450 W, rated power copper losses 14500 W; Dy5 connected..

III) If there is 75% load in the power factor with 0.85 inductance and 0.85 capacity. At what times of the day can capacity loading be seen? What solution should be applied to prevent voltage change?

IV) Draw the fastening group. How can this transformer be operated in parallel with the Dy11 connected transformer?

V) If this transformer is operated at 60 Hz, which sizes change how? Comment.

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Expert Solution

Given that:

genius_generous answered 2 years ago
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