A 3-phase, 318-V, 50-Hz, 35 HP, 6-pole, Y-connected induction motor is operating with a line current of I, = 122L-42.5° A, for a per-unit slip of 0.1, and R, = 0.25 Q The total friction, windage, and core losses can be assumed to be constant at 3 KW. What are the Air-Gap power and the converted power? Select one: O a. PAG = 34.2 KW and Pcony = 30.8 KW O b. PAG = 38.37 KW and Pcony = 34.5 KW O c. PAG = 46.4 KW and Pconv = 41.76 KW O d. None

A 3-phase, 318-V, 50-Hz, 35 HP, 6-pole, Y-connected induction motor is operating with a line current of I, = 122L-42.5° A, for a per-unit slip of 0.1, and R, = 0.25 Q The total friction, windage, and core losses can be assumed to be constant at 3 KW. What are the Air-Gap power and the converted power? Select one: O a. PAG = 34.2 KW and Pcony = 30.8 KW O b. PAG = 38.37 KW and Pcony = 34.5 KW O c. PAG = 46.4 KW and Pconv = 41.76 KW O d. None

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter35: Harmonics 916

Section: Chapter Questions

Problem 3RQ: Would a positive-rotating harmonic or a negative-rotating harmonic be more harmful to an induction...

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Would a positive-rotating harmonic or a negative-rotating harmonic be more harmful to an induction motor? Explain your answer.
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