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Automatically regulates the speed of the train and enforces signals.

A transponder placed on the track, used in European Train Control System (ETCS) to give position and speed limits to trains.

A safety device that automatically stops the train if the driver becomes incapacitated.

Detect the presence of a train and convey occupancy information.

The location from where signals and points are controlled.

A component of ETCS that manages train movements and ensures safe separation on the track.

Detects the presence, absence, or passing of trains.

A system designed to automatically stop a train if it passes a red signal or overspeeds at a particular location.

A device that automatically stops a train if it passes a signal at danger.

Records data about the train's operation, to be analyzed in case of accidents or incidents.

Ensures only safe routes are set for train movements.

A section of track that is a single signaling block to prevent train collisions.

Provides signaling information directly inside the driver's cab.

A safety device that intentionally derails a train if it passes a signal at danger.

Warns road users of an oncoming train at level crossings.

Display information about the state of the track ahead to drivers.

Operates railway switches to control the direction of the train.

A standardized trackside train control system designed to replace the many incompatible safety systems across Europe.

Keeps track of the number of axles passing a certain point to identify train presence.

Prevents trains from passing signals at danger and ensures adherence to speed limits.

Oversees train movements and manages the routing of trains on the railway network.

A unique number assigned to each train to identify and track it through the signaling system.

Designs, implements, and maintains railway signaling systems.

Measures the tread and flangeway clearances as well as track and turnout geometry.

A device placed on the last car of a freight train to monitor brake line pressure and communicate with the locomotive.

Measures the relative level of risk reduction provided by a safety function.

Controls the movement of trains performing shunting (switching) movements.

A type of relay used in safety-critical applications to switch tracks, signals, and other equipment.

Used to collect data about the condition of the track and passing trains for maintenance and safety purposes.

Alerts drivers and pedestrians of an approaching train at a railroad crossing.

A system used to manage train operations and ensure timely and efficient movement of trains.

Provides real-time information to passengers about train times, delays, and platform changes.

Displays the train's destination and other passenger information.

A system used to ensure only one train is in a section of single track at any one time.

Provides direction guidance for drivers at track junctions and complex route settings.

A track area where a train is authorized to be detected or stationed.

Conveys speed restrictions to the train driver, either by trackside signs or cab signals.

A radio system for railway communication and applications.

Allows personnel or passengers to stop trains at stations in case of emergency.

The designated area where a train service is officially scheduled to end.