S=VI Exercise Q = √5² - P²² 4:13 (L P₂₁ = ReH=2²₂ 2₂H= Хен The following data were obtained when a 25-kVA, 2300/460-V, 50-Hz transformer was tested: (V) test: 460 ▸ Open-circuit ▸ Short-circuit test: 108.7 x ▸ REH=602, XEH=802, » Ru=3, XH=4, ▸ RL=0.1202, X₁=0.160 501.9 680.8VA Qóc Sói Xúc Tor (A) 1.48 10.87 (W) 460 709 2 VOL Qol ▸ Determine the approximate equivalent circuit as viewed from (a) the high voltage side and (b) the low- voltage side. Also draw the exact equivalent circuit. RC=4600; XML=421.602, RcH=11.5 k; XMH=10.54 ΚΩ,

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S=VI
Exercise 4:13
2
Q = √ S² - P²₂²
ReH=2²₂ 2₂H =
Хен =
OL
al
The following data were obtained when a 25-kVA,
2300/460-V,
50-Hz transformer was tested:
(V)
test: 460
R
▸ Open-circuit
▸ Short-circuit test: 108.7
▸ REH=602, XEH=802,
» Ru=332, Xu=4,
▸ RL=0.120, X₁=0.1602
x
2 501.9 680.8VA
, Qoč Soi Xm² Qol
Рас
P₂₁
डा
IOR
(A)
1.48
10.87
(W)
460
709
2
VOL
▸ Determine the approximate equivalent circuit as
viewed from (a) the high voltage side and (b) the low-
voltage side. Also draw the exact equivalent circuit.
▸ RCL=46002; XML=421.602, RCH=11.5 KQ; XMH=10.54
kQ2,
Transcribed Image Text:S=VI Exercise 4:13 2 Q = √ S² - P²₂² ReH=2²₂ 2₂H = Хен = OL al The following data were obtained when a 25-kVA, 2300/460-V, 50-Hz transformer was tested: (V) test: 460 R ▸ Open-circuit ▸ Short-circuit test: 108.7 ▸ REH=602, XEH=802, » Ru=332, Xu=4, ▸ RL=0.120, X₁=0.1602 x 2 501.9 680.8VA , Qoč Soi Xm² Qol Рас P₂₁ डा IOR (A) 1.48 10.87 (W) 460 709 2 VOL ▸ Determine the approximate equivalent circuit as viewed from (a) the high voltage side and (b) the low- voltage side. Also draw the exact equivalent circuit. ▸ RCL=46002; XML=421.602, RCH=11.5 KQ; XMH=10.54 kQ2,
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