What is the synchronous speed of a four-pole AC motor when running in the United States? In France?
What is the synchronous speed of a four-pole AC motor when running in the United States? In France?
Understanding Motor Controls
4th Edition
ISBN:9781337798686
Author:Stephen L. Herman
Publisher:Stephen L. Herman
Chapter36: Variable Frequency Control
Section: Chapter Questions
Problem 1RQ
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What is the synchronous speed of a four-pole AC motor when running in the United States? In France?
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Step 1
Frequency in US is 60 Hz.
Synchronous speed,
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