6. The major failure area of a typical wound-field and wound-armature DC motor is A. brush wear and failure. B. open field windings. C. a faulty commutator segment.
6. The major failure area of a typical wound-field and wound-armature DC motor is A. brush wear and failure. B. open field windings. C. a faulty commutator segment.
Delmar's Standard Textbook Of Electricity
7th Edition
ISBN:9781337900348
Author:Stephen L. Herman
Publisher:Stephen L. Herman
Chapter34: Motor Installation
Section: Chapter Questions
Problem 1RQ: Which NEC table is used to determine the full -load running current for single-phase motors?
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6. The major failure area of a typical wound-field and wound-armature DC motor is
A. brush wear and failure.
B. open field windings.
C. a faulty commutator segment.
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