A 300-hp, 480-V, three-phase, 50-Hz, four-pole, 1446-rpm induction motor is driving a large ventilating fan. When it

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A 300-hp, 480-V, three-phase, 50-Hz, four-pole, 1446-rpm induction motor is driving a large ventilating fan. When it is running from a VFD output of 25 Hz with a constant V/f ratio, determine:

(1) The approximate speed and

(2) The exact speed.

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Introduction To Electrical Power And Power Electronics

ISBN: 9781466556607

1st Edition

Authors: Mukund R. Patel

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Question Posted: Dec 19, 2023 04:48 AM

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A 300-hp, 480-V, three-phase, 50-Hz, four-pole, 1446-rpm induction motor is driving a large ventilating fan. When it

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1 The approximate speed The synchronous speed Ns of an induction motor can be calculated using the f...View the full answer

Introduction To Electrical Power And Power Electronics

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