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 (A) 1.48 10.87 REH=602, XEH=80, Ru=312, Xu=4, R₁=0.120, X₁=0.1602 (W) 460 709 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 ΚΩ͂,

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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
(A)
1.48
10.87
(W)
460
709
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
ΚΩ,
REH=62, XEH=80,
Rh=3, Xu=4,
R₁ 0.120, X₁=0.1602
Transcribed Image Text: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 (A) 1.48 10.87 (W) 460 709 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 ΚΩ, REH=62, XEH=80, Rh=3, Xu=4, R₁ 0.120, X₁=0.1602
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