The rated frequency of squirrel cage motor is 50 Hz. The synchronous rotation speed of the magnetic field in the machine is 600 rpm. How many pole pairs does the machine have? What is the rated rotation speed if slip value is 3.33 %? Number of pole-pairs Rated rotation speed rpm

The rated frequency of squirrel cage motor is 50 Hz. The synchronous rotation speed of the magnetic field in the machine is 600 rpm. How many pole pairs does the machine have? What is the rated rotation speed if slip value is 3.33 %? Number of pole-pairs Rated rotation speed rpm

Electric Motor Control

10th Edition

ISBN:9781133702818

Author:Herman

Publisher:Herman

Chapter51: Electric And Electronic Braking

Section: Chapter Questions

Problem 2SQ: Differentiate between the AC and DC magnetic fields applied to an induction motor stator.

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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.

Question

The rated frequency of squirrel cage motor is 50 Hz. The synchronous rotation speed of the magnetic field in the machine is 600 rpm. How many pole pairs does the
machine have? What is the rated rotation speed if slip value is 3.33 %?
Number of pole-pairs
Rated rotation speed
rpm

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