AC motor with stator winding tap and methods for starting an AC motor with a variable speed drive

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United States of America Patent

PATENT NO 9509237
APP PUB NO 20150326165A1
SERIAL NO

14270897

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Abstract

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Methods for starting an AC motor with a variable speed drive and switching the motor to a higher voltage power source are described. Provided are AC motors with a stator having a plurality of coils, the plurality comprising a complete set of coils for each phase, the complete set comprising a first set of coils comprising first groups of coils connected in series, or parallel, or a combination, and a second set of coils comprising second groups of coils connected in series, or parallel, or a combination, wherein the output of a variable speed drive is connected to a tap on the complete set of coils such that the AC motor may be started with a variable speed drive, and an output of the power line is connected to the series of the first and second sets of coils.

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Patent Owner(s)

Patent OwnerAddress
TMEIC CORPORATION AMERICAS1325 ELECTRIC ROAD ROANOKE VA 24018

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Lara, Marcelo Andres Salem, US 4 30

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