The following information concerns the operation of a 75 kVA (nominal) real transformer R JX₂ JX, illustrated in the figure, during full load R₂ operation. R₂ = 17 Q R, = 0.005 Q V₂ = 14.4 kV (nominal) V, 240 V (nominal) X₂ = 40 Q2, X, = 0.01 Ω Use the nominal values as base values to calculate the following: a) The equivalent transformer impedance [Q] referred to the secondary side. b) The per-unit equivalent impedance of the transformer referred to the secondary side. c) The equivalent transformer impedance [Q] referred to the primary side.

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Find a,b,c,d,e,f
The following information concerns the operation of a 75 kVA (nominal) real transformer
JX, R₁
illustrated in the figure, during full load
R₂
JX,
operation.
R₂ = 17 Q
V₂ = 14.4 kV (nominal)
R₁ = 0.0052
V, = 240 V (nominal)
X₂ = 40 2,
X, = 0.01 2
Use the nominal values as base values to calculate the following:
a) The equivalent transformer impedance [Q] referred to the secondary side.
b) The per-unit equivalent impedance of the transformer referred to the secondary side.
c) The equivalent transformer impedance [2] referred to the primary side.
d) The per-unit equivalent impedance of the transformer referred to the primary side.
e) The total copper losses at full load.
f) Draw the circuit in per-unit values.
Transcribed Image Text:The following information concerns the operation of a 75 kVA (nominal) real transformer JX, R₁ illustrated in the figure, during full load R₂ JX, operation. R₂ = 17 Q V₂ = 14.4 kV (nominal) R₁ = 0.0052 V, = 240 V (nominal) X₂ = 40 2, X, = 0.01 2 Use the nominal values as base values to calculate the following: a) The equivalent transformer impedance [Q] referred to the secondary side. b) The per-unit equivalent impedance of the transformer referred to the secondary side. c) The equivalent transformer impedance [2] referred to the primary side. d) The per-unit equivalent impedance of the transformer referred to the primary side. e) The total copper losses at full load. f) Draw the circuit in per-unit values.
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