2. The nameplate rating of a shunt motor is 150 hp, 600 volts, 205 amp, 1700 rpm. The resistance of the shunt field is 240 ohms and the total armature resistance is 0.15 ohm. Calculate the counter emf.

2. The nameplate rating of a shunt motor is 150 hp, 600 volts, 205 amp, 1700 rpm. The resistance of the shunt field is 240 ohms and the total armature resistance is 0.15 ohm. Calculate the counter emf.

Electric Motor Control

10th Edition

ISBN:9781133702818

Author:Herman

Publisher:Herman

Chapter43: About Dc Motors

Section: Chapter Questions

Problem 1SQ

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Concept explainers

Gear Motor

A gear motor is a combination of a gearbox and an electric motor. This combination of two systems is used for efficient usage of the motor. It makes a cost-effective solution for high torque, low-speed applications. These motors are used in our household as, garage door openers, alarm clocks. In commercial areas, hospital beds, cranes.

Question

2. The nameplate rating of a shunt motor is 150 hp, 600 volts, 205 amp, 1700 rpm. The resistance
of the shunt field is 240 ohms and the total armature resistance is 0.15 ohm. Calculate the
counter emf.

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