| 摘要 |
<p>A power supply system comprising an element (1) connected to a remote power supply source or power consumer (5) through an electric power supply device (2), said element being movably arranged in relation said source or consumer (5) in an environment (3) in which at least a part of the power supply device is subjected to water and water vapour and to repeated bending motion due to the movement of said element (1), said electric power supply device (2) comprising an electric cable that comprises a conductor and at least one layer of an electrically insulating material applied on the outside of said conductor, and wherein said device comprises a means for preventing water and vapour intrusion into said layer. Said means comprises a flexible, watertight, vapour impermeable, fatigue resistant, separate tubing that surrounds said electric cable.</p> |
