AttikoMetro Inside

GENERAL INFORMATION

Automatic Train Protection (ATP) Ensures train breaking / cab signaling

Automatic Train Supervision Central CAD Control, with Automatic Route Setting and Positive Train Identification

TECHNICAL CHARACTERISTICS
Interlocking (IXL)	Geographic, relay-type interlocking (Base Project) – Electronic Interlocking controlled by a computer (Extensions)
Automatic Train Protection (ATP)	Automatic Train Protection, with constant calculation and monitoring of the train speed, according to the conditions on the track
Cab Signaling	Audiovisual warning and speed control according to the signals
Track circuits	Selective frequency and phase AC track circuits in the depot areas. Remotely-controlled audio frequency track circuits in the areas controlled by the ATP
Signals	Double-faced signals with filaments (Base Project), Double-faced Light Emitting Diode (LED) signals (Extensions)
Turnouts	Motorized point machines, with the option for manual control
Passenger Information System	Electronic boards on the platforms showing the train arrival time
Operation Control Center (OCC)	Automatic Train Supervision and time-table control. Mosaic Mimic Panel. Computer terminals with detailed monitors and keyboard input
Local Control (Low)	Local Control Panel, mosaic type (Base Project), Local Workstation controlled by a computer (Extensions)
Uninterrupted Power Supply (UPS)	Six-hour autonomy throughout the Metro network
Modes of Operation	Central Control (Syntagma) Local Control (Shunting Station) Manual Control

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