-phase 3730W, 220V, 8 poles and 50 Hz asynchronous motor operates at full load with a slip of 0.025. The sum of the rotational losses including friction + windage losses and other (stray load) losses is 5% of the output power. Find the induced (electromagnetic) moment at full load. Answer options group 51,1451 N.m. 12.7863 N.m. 63.3692 N.m. 70.7351 N.m. 40.2582 N.m. 25.5725 N.m. 38.3588 N.m. 84.6395 N.m.

-phase 3730W, 220V, 8 poles and 50 Hz asynchronous motor operates at full load with a slip of 0.025. The sum of the rotational losses including friction + windage losses and other (stray load) losses is 5% of the output power. Find the induced (electromagnetic) moment at full load. Answer options group 51,1451 N.m. 12.7863 N.m. 63.3692 N.m. 70.7351 N.m. 40.2582 N.m. 25.5725 N.m. 38.3588 N.m. 84.6395 N.m.

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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