An approximate per phase equivalent circuit of a 3-phase, 220-V, wye-

Introductory Circuit Analysis (13th Edition)
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An approximate per phase equivalent circuit of a 3-phase, 220-V, wye-
connected, 6 pole, 60 Hz induction motor is shown in figure below for which R1 = 0.3 ohm; X1 = 0.4 ohm; R’2 = 0.4 ohm; X’2 = 0.6 ohm; Xm = 15 ohms. For the given numerical values calculate the total developed
(electromagnetic) torque in (kg-cm) .The motor speed is 1080 rpm.

X1
R'2
12
X'2
R1
Im
Xm
R'2/s (1-s)
V1
Transcribed Image Text:X1 R'2 12 X'2 R1 Im Xm R'2/s (1-s) V1
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