A three-phase induction motor has: n=1500 rpm, n=1440 rpm, the input power of the motor is Pin = 37.5 kW, if the no-load losses (i.e. stator core losses Pscl & core losses Pa) are equal 1.5 kW. Then the rotor core losses is: 1.44 [kW] 1.50 [kW] 3.56 [kW] 4.56 [kW]

A three-phase induction motor has: n=1500 rpm, n=1440 rpm, the input power of the motor is Pin = 37.5 kW, if the no-load losses (i.e. stator core losses Pscl & core losses Pa) are equal 1.5 kW. Then the rotor core losses is: 1.44 [kW] 1.50 [kW] 3.56 [kW] 4.56 [kW]

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

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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

A three-phase induction motor has: n-1500 rpm, nm-1440 rpm, the input
power of the motor is Pin = 37.5 kW, if the no-load losses (i.e. stator core losses
Pscl & core losses Pa) are equal 1.5 kW. Then the rotor core losses is:
1.44 [kW]
1.50 [kW]
3.56 [kW]
4.56 [kW]

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