Q-4: An eight pole, 3-phase I.M, 50HZ has rotor resistance of 0.025 2/phase and rotor standstillreactance of 0.12/phase. At what speed is the torque maximum? What proportion of maximumtorque is the starting torque?

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Answered: Q-4: An eight pole, 3-pháše I.M,…

Q-4: An eight pole, 3-pháše I.M, reactance of 0.12/phase. At what speed is the torque maximum? What proportion of maximum torque is the starting torque?

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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Concept explainers

Three Phase Induction Motor

The induction motor is an electric motor that runs on AC (alternating current) and it is of two type single phase motor that work on single-phase power supply and three-phase motor that work on three-phase power supply.

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Q-4: An eight pole, 3-phase I.M, 50HZ has rotor resistance of 0.025 2/phase and rotor standstill
reactance of 0.12/phase. At what speed is the torque maximum? What proportion of maximum
torque is the starting torque?

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