Anti-entrapment and anti-dead head function
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United States of America Patent
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Jan 24, 2017
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app pub date -
Dec 4, 2013
filing date -
Aug 26, 2004
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Abstract
In accordance with one aspect, the present invention provides a pumping system for at least one aquatic application. The pumping system includes a pump, a motor coupled to the pump, an interface associated with the pump designed to receive input instructions from a user, and a controller in communication with the motor. The controller determines a blockage condition based on a power consumption value of the motor, and further includes an auto-restart function that is designed to allow the pump to automatically restart after detection of the blockage.
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