Electrical link comprising an electrical protection device—current bias
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United States of America Patent
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Mar 2, 2021
Grant Date -
Nov 8, 2018
app pub date -
May 1, 2018
filing date -
May 3, 2017
priority date (Note) -
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status (Latency Note)
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Abstract
An electrical link (8) between a DC high-voltage power source (2) and a user apparatus (5) including: an electrical conductor (4) surrounded by an insulating cover (4a), and an electrical protection device (3) that includes a conductive sleeve (7) arranged around the insulating cover (4a), a current generator (10) connected to a current injection point (30) of the conductive sleeve (7), a circuit breaker (9) arranged on the conductor and configured to cut off a current transiting through the conductor (4), and a detection module (11) connected to a current tap-off point (31) of the conductive sleeve (7) and to the circuit breaker (9) and configured to detect a current leak out of the conductor (4) and command the circuit breaker (9).
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