A single phase transformer is rated 50 kVA, 13. 8 kV/240 V. In per unit, the parameters of the equivalent circuit are: X = 0. 045 pu, Rwdg = 0.011 pu, Re = 350 puand Xm = 520 pu. For a secondary load of 240 V, 110 A, p.f.= 0. 88 lagging, calculate the base values. %3D . Vbl . Sh2 = . VB2 .Ib1 = %3D Ib2 = . Zbi = . Zb2 load voltage, Vload.pu current, I1oad.pu . The per unit value of the %3D . The per unit value of the load

Power System Analysis and Design (MindTap Course List)
6th Edition
ISBN:9781305632134
Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma
Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma
Chapter3: Power Transformers
Section: Chapter Questions
Problem 3.26P: A bank of three single-phase transformers, each rated 30MVA,38.1/3.81kV, are connected in Y- with a...
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A single phase transformer is rated 50 kVA, 13. 8 kV/240 V. In per unit, the
parameters of the equivalent circuit are:
X = 0. 045 pu, Rwdg = 0.011 pu, Re = 350 puand
Xm = 520 pu. For a secondary load of
240 V, 110 A, p.f. 0. 88 lagging, calculate the base values.
Sh1 =
.Sh2 =
|. Vbi =
VB2 =
.Ib2 =
%3D
.Zb2 =
. The per unit value of the
load voltage, Vload.pu
current, Iload.pu
. The per unit value of the load
I| || ||
Transcribed Image Text:A single phase transformer is rated 50 kVA, 13. 8 kV/240 V. In per unit, the parameters of the equivalent circuit are: X = 0. 045 pu, Rwdg = 0.011 pu, Re = 350 puand Xm = 520 pu. For a secondary load of 240 V, 110 A, p.f. 0. 88 lagging, calculate the base values. Sh1 = .Sh2 = |. Vbi = VB2 = .Ib2 = %3D .Zb2 = . The per unit value of the load voltage, Vload.pu current, Iload.pu . The per unit value of the load I| || ||
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