IEVref:821-03-01ID:
Language:enStatus: Obsolete
Term: track circuit
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Definition: an electrical circuit of which the rails of a track section form a part, with usually a source of current connected at one end and a detection device at the other end for detecting whether this track section is clear or occupied by a vehicle

NOTE – In a continuous signalling system, the track circuit may be used to transmit information between the ground and the train.


Publication date:1998-04
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