Integrated power and data insulated electrical cable having a metallic outer jacket
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United States of America Patent
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Apr 17, 2007
Grant Date -
May 4, 2006
app pub date -
Dec 13, 2005
filing date -
Jul 30, 2004
priority date (Note) -
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status (Latency Note)
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Abstract
The present invention is directed to a hybrid electrical cable providing for power transmission or distribution and data and/or voice signal communications. In one preferred embodiment, the hybrid electrical cable includes a power cable having a group of one or more high voltage power conductors for conducting power and one or more groups of low power signal conductors for transmitting voice and/or data and/or control signals. The cable further includes a power cable insulation jacket overlying the group of one or more power conductors. The power cable insulation jacket includes a soft magnetic material, preferably a soft ferrite magnetic material, for RF absorption. The cable additionally includes an outer grounded metallic jacket or sheath overlying the power cable, the power cable insulation jacket and the one or more groups of low power conductors.
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