what is the difference between dimmer and Variable-frequency drive if I want to control speed and torque of AC motor why dimmer decrease a lot of torque when use it to control motor speed.

Electrical Transformers and Rotating Machines
4th Edition
ISBN:9781305494817
Author:Stephen L. Herman
Publisher:Stephen L. Herman
Chapter3: Inductance In Alternating-current Circuits
Section: Chapter Questions
Problem 10RQ: An inductor has an inductive reactance of 250 Ω when connected to a 60-Hz line. What will be the...
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what is the difference between dimmer and
Variable-frequency drive if I want to control
speed and torque of AC motor
why dimmer decrease a lot of torque when
use it to control motor speed.
Transcribed Image Text:what is the difference between dimmer and Variable-frequency drive if I want to control speed and torque of AC motor why dimmer decrease a lot of torque when use it to control motor speed.
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