The minimum length of a Track CircuitAn electrical device using the rails in an electric circuit, which detects the absence of trains on a defined section of line. More, which has to be greater than the
longest wheelbase of the vehicle required to be detected. Axle Counters
also require a minimum length of track sectionA portion of railway track having fixed boundaries and for which the Train Detection System provides information on its state of occupancy to the Signalling Sys... More for train detectionThe proof of the position of the Points (Normal or Reverse) to the Interlocking equipment. More.