Compressor diagnostic and protection system and method
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United States of America Patent
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Feb 1, 2011
Issued Date -
N/A
app pub date -
Apr 4, 2005
filing date -
Apr 27, 2004
priority date (Note) -
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Abstract
A system and method includes a compressor operable in a refrigeration circuit and including a motor, a current sensor detecting current supplied to the motor, a discharge line temperature sensor detecting discharge line temperature of the compressor, and processing circuitry receiving current data from the current sensor and discharge line temperature data from the discharge line temperature sensor and processing the current data and the discharge line temperature data to determine a capacity of the refrigeration circuit.
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