Metro Rail Basic Components of Telecommunication Department

Metro Rail Basic Components of Telecommunication Department

Metro Rail General Rules

Metro Rail Basic Components of Telecommunication Department

The basic components of the telecommunication department can be stated as follows:

1. FOTS ( Fiber Optic Transmission System)
2. PIDS (Public Information Display System)
3. PAS (Public Address System)

4. Master Clock
5. CCTV (Closed Circuit Television)
6. Radio System
7. EPABX (Electronic Private Automatic Branch Exchange)

Operational Control Center (OCC)

1. Located at Shastri Park and Barakhamba.
2. It controls both Rail & Metro Corridor.
3. Here all the central systems of various systems are located.
4. All the train movements are supervised and system monitoring equipment is installed in OCC.

Metro Rail Basic Components of Telecommunication Department

OCC Theatre

OCC Theatre

CHIEF CONTROLLER AT  OCC – VIEW OF OCC FROM TOP

 

CHIEF CONTROLLER AT OCC VIEW OF OCC FROM TOP

 

EQUIPMENT ROOM IN OCC

EQUIPMENT ROOM IN OCC

 

FOTS 

FOTS

SDH RING DIAGRAM 

 

SDH RIND DIAGRAM

 

Public Information Display System (PIDS):

It is used to display traffic & train scheduling information also data related to arrival & departure time and other information along with the station and various platform areas.

Public Information Display System

 

Public address system(PAS):

1. It is used to broadcast voice messages to passengers/staff in all stations, depots, OCC, and DMRC Headquarter.
2. Also used for emergency evacuation broadcast.

Master Clock system:

The clock system is used to provide accurate time to staff, passengers, and time reference to systems at DMRC. Accurate and synchronized time information is obtained from Global Positioning System (GPS) by Master Clock at OCC.

Master Clock system

 

Closed Circuit Television System(CCTV):

1. This is used to monitor the station and the platforms along with the metro corridors where it is very difficult to keep a view of the corridors.

2. Mostly it is used for security reasons and helps train operators in the curved station platforms.

Electronic Private Automatic Branch Exchange (EPABX) :

For purpose of planting communication links between different stations, DMRC has its self-sustained telephone exchange. This system works on -48 V DC. Data is processed at a rate of 64k bps.

 

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