A computerised signalling control centreA Signal Box covering a large area, usually incorporating other operational functions. More that usually incorporates SSIA first generation processor based system for controlling the Interlocking between Points and Signals, as well as communication with lineside Signalling Functio... More and
ARSA system for setting Routes without the action of the Signaller, based upon a stored timetable, train running information, defined priority, selection criteria ... More. Signalling indications, Train Descriptions and other information are
displayed on VDUs, and Routes are set by Tracker BallA device that enables a Signaller to enter data and control Points and Signals in an IECC. More, keyboard or
automatically by ARSA system for setting Routes without the action of the Signaller, based upon a stored timetable, train running information, defined priority, selection criteria ... More.