System for powering auxiliary equipment in a remotely-powered pumping station
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United States of America Patent
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Jul 13, 1999
Grant Date -
N/A
app pub date -
Aug 6, 1997
filing date -
Nov 24, 1994
priority date (Note) -
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Abstract
A transformer has its primary windings connected in series with the pumping motor and has secondary windings powering in cascade a rectifier and a voltage limiter regulating the voltage supplied to the auxiliary equipment by diverting excess current supplied by said secondary windings.
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