Trackside Signaling Device

The trackside signaling device is installed along the railway to ensure the safe and efficient operation of trains.
It primarily detects train speed, position, and direction to control train movements and maintain safe intervals between trains.

Trackside Signaling Device
  • AF Track Circuit

    • The IAF track circuit device detects trains and transmits speed control commands to the trains.
    • To detect trains, the track is divided into several sections, and AF track circuits are installed in each section to detect track occupancy and transmit speed codes to the trains.
  • AF Track Circuit

    System Configuration

    AF Track Circuit
  • Key Functions and Features

    • 01
      Train Detection Function
    • 02
      Speed Code Control Function
  • Support Fields

    • Daegu Urban Railway Line 1 Ansim-Hayang Extension Section
    • General Railway Track Circuit Field
    • Type Approval and Manufacturer Approval Equipment