Remotely-programmable control circuit for single-phase motor
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United States of America Patent
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Nov 22, 2016
Grant Date -
Sep 18, 2014
app pub date -
Mar 14, 2013
filing date -
Mar 14, 2013
priority date (Note) -
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Abstract
An HVAC control system, associated brushless direct current motor, and methods of operation are disclosed. One such control system includes a brushless direct current motor and an optically-isolated interface exposing control access to the brushless direct current motor. The system includes a first programmable controller electrically connected to the brushless direct current motor, the programmable controller configured to receive a control signal via the optically-isolated interface, and a second programmable controller providing the control signal to the optically-isolated interface.
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