Reduced-Voltage Autotransformer Starter Performance Misunderstood

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The author of the article “Reduced-Voltage Starters: Choosing The Best Type For Your Application” (June 1998 issue) made an error with the following excerpt, which begins on page 52: “For example, we were pretty certain the 2000-hp motors would not start on 150% of full-load current, which would be the 50% tap on an autotransformer starter. We did expect them to start on 384% of full-load current,

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