System for compressor capacity modulation
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United States of America Patent
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May 24, 2011
Grant Date -
Apr 8, 2010
app pub date -
Dec 7, 2009
filing date -
Aug 3, 2005
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A system is provided to control and operate a compressor to have two or more discrete output capacities in response to an outdoor temperature measurement. During operation of the compressor in an air conditioning or cooling mode, the compressor has a first output capacity in response to the outdoor temperature being greater than a first temperature setpoint and the compressor has a second output capacity in response to the outdoor temperature being less than a second temperature setpoint.
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