6.36 A 440 V, 3-phase, 50 Hz, 6-pole, 945 rpm, delta connected induction motor has following parameters referred to the stator: R, = 2.02, R; = 2.0 2, X, = 32, X; = 42 When driving a fan load at rated voltage it runs at rated speed. The motor speed is controlled by stator voltage control. Determine (1) Motor terminal voltage, current and torque at 800 rpm . (ii) Motor speed, current and torque for the terminal voltage of 280 V. 6.36 (1) 253 V, 31.55 A, 95 N-m; (ii) 850 rpm (approx.) 28.77 A (approx.), 105 N-m (approx.) The final answer:
6.36 A 440 V, 3-phase, 50 Hz, 6-pole, 945 rpm, delta connected induction motor has following parameters referred to the stator: R, = 2.02, R; = 2.0 2, X, = 32, X; = 42 When driving a fan load at rated voltage it runs at rated speed. The motor speed is controlled by stator voltage control. Determine (1) Motor terminal voltage, current and torque at 800 rpm . (ii) Motor speed, current and torque for the terminal voltage of 280 V. 6.36 (1) 253 V, 31.55 A, 95 N-m; (ii) 850 rpm (approx.) 28.77 A (approx.), 105 N-m (approx.) The final answer:
Introductory Circuit Analysis (13th Edition)
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Chapter1: Introduction
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Transcribed Image Text:6.36 A 440 V, 3-phase, 50 Hz, 6-pole, 945 rpm, delta connected induction motor has following parameters
referred to the stator:
R, = 2.0 2, R; = 2.02, X, - 3 L, X; = 42
When driving a fan load at rated voltage it runs at rated speed. The motor speed is controlled by stator
voltage control. Determine
(1) Motor terminal voltage, current and torque at 800 rpm
. . (ii) Motor speed, current and torque for the terminal voltage of 280 V.
6.36 (1) 253 V, 31.55 A, 95 N-m; (ii) 850 rpm (approx.)
28.77 A (approx.), 105 N-m (approx.)
The final answer:
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