Definition: | support system and contact line supplying electric energy to vehicles through current-collecting equipment Note 1 to entry: The contact line system can comprise - the contact line,
- masts and foundations,
- supports and any components registering the conductors,
- cross-spans or cables,
- tensioners,
- other along track conductors such as feeders, earth wires and return conductors when supported from the same masts as the contact line,
- conductors connected permanently to the contact line for supplying other electrical equipment such as lighting, signal operation, point control and point heating.
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