Signalling and Telecom
IRCON  has executed a large number of Electronic (Solid State) Interlocking and Relay based Interlocking Signalling installations in Iraq, Iran, Malaysia, Zambia, Bangladesh, Sharjah (UAE) and India. It has also successfully executed Telecommunication works for Turkish, Zambian, Malaysian and Indian Railways.

Currently IRCON is executing projects in Malaysia, Sri Lanka and India.

 
 Activities
With in-house design, execution, project management capabilities, IRCON provides turnkey solutions for all types of Signalling & Communication projects for both Railway and Non-Railway clients worldwide. IRCON can design and provide systems to suit varying needs of the client, from:
Mechanical Signalling to Solid State (Electronic) Interlocking including Centralized Traffic Control ( CTC), Audio Frequency Track Circuits, Block Proving Axle Counter, Axle Counter, Data Loggers, Hot Box Detectors, Flat wheel detectors, Automatic Train Protection etc.
Over Head line Communication System to Digital Transmission system including Fibre Optic based Communication System.
Mechanical Telephone exchange to Digital switching system.
HF Radio System to Digital Microwave system.
Automatic Fare Collection, CCTV, SCADA, Passenger information system, Public Address system, Centralized Clock system, PAX based SPT Communication system, STAR & SPOT system etc.  
Salient features of Completed Projects
 
ABROAD
 
Signalling
  • Electrical Signalling system for 25 stations of Iraqi Railways, (1982-88) - US$ 30 million.
  • Relay based Interlocking system for 25 stations with Centralized Traffic Control, Hot Box Detector, Flat Wheel Detector in Shahrood-Mashad Section of Iranian Railways (1999-2006) - US$ 25 million.
  • Design & Testing Support for Modernization of Signalling & Interlocking system for British Railways based at Sharjah & U.K. by deploying about 100 Signalling experts for more than one hundred thousand man-days for a decade (2001-2010) - US$ 13.8 million
  • Radio based CTC and Axle Counter based Block working for Zambian Railways, covering 850Km (1988-90) -    US$ 7.7 millon.
  • Solid State Interlocking with Centralized Traffic Control, Audio Frequency Track Circuits, Axle Counter, OFC based Communication system, telephone exchanges & all other signaling & telecommunication indoor & outdoor works for 3 stations for Malaysian Railways (1999-2002) - US$ 7.75 million
  • Relay Interlocking at 6 stations for Bangladesh Railways (1996-98) - US$ 2 million.
  • Modern Signalling & Interlocking system at 12 stations situated on Akhaura – Sylhet section of East zone of Bangladesh Railways (2006-2008) – US$7.5 million.
  • Solid State Interlocking at 4 stations & modification of existing Mechanical Signalling at 25 stations and modification of existing Relay Interlocking at 2 stations for Bangladesh Railways (2003-04) - US$ 3.82 million.
  • Model Room for Bangladesh Railways (1991-92) - US$ 0.7 million
  • Supply of Signalling equipment to Iranian Railways (2008) – US$ 1.2 million.
  • Interlocking Equipment for 55 Nos. of Lifting Barriers Level Crossings for Nigerian Railways (1983) - US$1.3 million.
Telecom.
  • Telecommunication work as turnkey contract for Iraqi Railways (1985-87) - US$ 4 million .
  • Telecommunication system for Railway electrification for Turkish Railways (1989-91) - US$ 3.6 million.
  • Optical Fibre Communication System, IT requirements and PABX for Malaysian Railways (1999-2001) - US$ 1. 7 million.
 
INDIA
Signalling
  • Design, Supply, Erection, Testing and Commissioning of Electronic Interlocking based Signalling system & Telecommunication system at 15 stations in Quazigund - Baramulla section (120 kms) of Northern Railway. The work involved mainly SSI at 15 stations along with tokenless block working, Block Proving Digital Axle Counter system, LC gates, IPS, networked Data Loggers, SDH based Optical Fibre Transmission system & equipment along with Quad cable based communication system for inter-station block working, Level crossing & Control Communication, Digital Exchange, VHF communication system etc. over the section of 120 kms – US$ 17.12 million.
  • Interlocking at 60 stations, more than 70% of them on 25 KV electrified route Rs.606 million (US$ 18.9 million).
  • Axle Counter based Block signalling for 26 stations on electrified route in Kota – Nagda section on Indian Railway (1990-94) Rs.37 million (US$ 1.2 million).
  • Relay Interlocking at 32 stations for Captive Railway networks (1997-2002) Rs.335 million (US$ 9.2 million).
  • Solid state Interlocking System at Simhadri for 2 stations of Power Generation Company (NTPC) (2001-2002) US$ 1.6 million.
  • Relay based Panel Interlocking System at Talcher for 4 stations of Power Generation Company (NTPC) US$ 0.96 million.
  • Design, Supply, Erection, Testing and Commissioning of Signalling & Telecommunication system to suit 25KV, AC, 50 Hz, Single Phase RE in Mugalsarai - Sultanpur - Utratia section of Northern Railway.(Rs 238.55 Million) 
Telecom.
  • Optical Fibre based communication along electrified route on Indian Railways 432 Kms. (1999-2000) Rs.215 million. (US$ 5.6 million).
  • Telecommunication facilities for Gas pipeline Authorities (1999-01) Rs. 39 million. (US$ 0.9 million).
  • OFC Communication on Ahmedabad-Baroda-Surat section of Indian Railways for commercial exploitation - 300 Kms (1999-2001) Rs. 150 million (US$ 3.75 million).
  • Indoor equipment for Indian Railways on Kharagpur – Khurda Road section along East- Coast mainline for 74 stations, Rs.83.4 million (US$ 2.2 million).
  • Indoor equipment for Indian Railways on Khurda Road - Vishakapatnam section along East- Coast mainline for 38 stations for Rs.59 million - US$ 1.5 million
  • OFC based communication system in Jaipur - Ahmedabad section of 690 Kms of Indian Railways - US$ 2.5 million.
  • OFC based communication system on Salem-Bangalore Section of South West Railway, Ballarshah-Kazipet-Bibi Nagar Section of South Central Railway, Hajipur-Muzaffarpur-Barauni Section of East Coast Railways, Malda-Rajgram Section of Eastern Railways - US$ 4.06 Million .
Salient features of On-going Projects
 
Signalling.
  • Design, Supply, Erection, Testing and Commissioning of Signalling and Communication system for Electrified Double Track Project between Seremban to Gemas for KTMB, Malasia.
  • Signalling system comprises of :
  1. Electronic Interlocking based Automatic Signalling system.
  2. Automatic Train Protection.
  3. CTC for Train Management System including Train Describer System, Train Timetable System, Automatic Route Setting and Automatic Train Reporting facility at two locations.
  • Communication system comprises of:
  1. Fibre Optic based communication system.
  2. Automatic Telephone Switching equipment.
  3. Pax type Signal Post Telephone system.
  4. Passenger Information system.
  5. Automatic Fare Collection system.
  6. CCTV and SCADA
  7. STAR & SPOT systems
  • Design, Supply, Installation, Testing and Commissioning of Signaling and Telecommunication system for railway Line from Anuradhapura to Kankesanthurai and from Medawachchiya to Talaimannar Pier in northern province of Sri Lanka.
  • Signalling system comprises of :
    1. Panel Interlocking with Multiple Aspect Colour Light Signalling system
    2. Data Logging system
    3. Electrically operated Lifting Barrier gates
    4. Train Actuated Warning Bell & Flashing Light System
  • Communication system comprises of:
  1. Optical fibre based Digital Communication system with STM-4 & STM-1
  2. Automatic Telephone Switching equipment.
  3. Quad cable based Emergency Communication system.
  4. Voice Recording system at Control Centre.
  5. Public address system.
  6. GPS based Clock System.
  7. Radio equipments.
  • Design, Supply, Installation, Testing and Commissioning of Computer Based Interlocking Colour Light Signalling System and optical Fiber Cable on turnkey basis at 11 stations between Ishurdi-Darsana Section of Bangladesh Railway.
  • Provision of Telephone Exchange, OFC based communication system, VHF etc. for setting up of Rail Coach Factory, Rae Bareili.
  • Design, Supply, Installation, Testing & Commissioning of electronic interlocking system at Kalisindh Thermal Power Plant, Jhalawar for RRVUNL, Jaipur.
  • Design, Supply, Erection, Testing and Commissioning of Electronic Interlocking based Signalling system & Telecommunication system at 3 stations in Quazigund – Ex.Dharam section (56 kms approx.) excluding Dharam station of Northern Railway. 

    The work involved mainly :
      
    • SSI at 3 stations namely Banihal, Arpinchala, Sumber (Laole) along with modifications at Quazigund station including tokenless block working, Block Proving Digital Axle Counter system, LC gates, IPS, networked Data Loggers etc.
    • SDH based Optical Fibre Transmission system & equipment along with Quad cable based communication system for inter-station block working, Level crossing & Control Communication, Digital Exchange, VHF communication system over the section of 56 kms.
    • Provision of communication system, CCTV, PA system, Emergency Telephone & Wireless communication system in tunnels of a total of 41.2 kms in Quazigund – Dharam section of Northern Railway.
  • DPR, Detailed Engineering, Project Management & Construction of Coal Transportation system for Solapur Super Thermal Power Project (2x660 MW). S&T works include Colour Light Signalling, Computer based Interlocking, Multi Section Digital Axle Counter based Track Detection System of full yard.
  • Detailed construction, survey, design, engineering and execution of new BG Rail Link from Jogbani (Excl.) India to Biratnagar (Incl.), Nepal – 4 Stations, including planning, design and construction of all service and residential buildings, circulating area, parking, platforms, subways, shelters and other allied structures of all stations including Electrical, Signal & Telecommunication works & any other works (required for successful completion of Project).
  • Detailed construction, survey, design, engineering and execution of gauge conversion between Jaynagar (India) to Bijalpura (Nepal) – 4 Stations, with broad gauge line extension up to Bardibas (Nepal) including planning, design and construction of all service and residential buildings, circulating area, parking, platforms, subways, shelters and other allied structures of all stations, including Electrical, Signal & Telecommunication works and any other works (required for successful completion of project).

 

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