Information About Axle Counter,Track Structure Point & Crossing,Cable Schematics,CBTC Equipment,Overlaps,Core Plans,Earthing,ERTMS,Headway Calculation,Hot Axle Box Detectors,Interface Design,Level Crossing,Markers & boards,Bonding Plan Electrical Lockings,Route locking,Automatic Warning Systems AWS,Point Circuit,Equipment Treadle,Track Layout,Track Circuit Interrupters,Train Protection Warning System (TPWS),Slip Siding & Catch Siding.
LIMITATIONS OF 3 ASP. SIGNALLING 1. LIMITATIONS OF 3 ASP. SIGNALLING | 4 ASP. SIGNALLING HEADWAY:- IF S ≤ DGR/2 ≤ 1.5S (OR 2S ≤ DGR ≤ 3S), THE USABLE RANGE IS LIMITED BY: ‘DGR/2’ AT ITS UPPER END & ‘S’ AT ITS LOWER END AS CAN BE SEEN BELOW. IF ‘DGR/2’ < ‘S’ (OR […]
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Railway Signalling Train Stop Equipment Presentation Railway Signalling Train Stop Equipment Presentation What is a Train stop? The train stop is a train protection device that automatically stops a train if it attempts to pass a signal at danger or (in some applications) if it attempts to pass at an excessive speed on the approach to […]
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Metro Rail Prevention of overcrowding | Emergency Evacuation | Supervision of train movements Prevention of overcrowding – Metro Rail Prevention of overcrowding Emergency Evacuation (1) If a service delay or other incident causes a build-up of passengers on a platform, the Station Controller shall decide when that build-up is likely to be unmanageable. (2) When any […]
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Metro Rail Provision of Signals Working of Signals and points Metro Rail Provision of Signals (1) Fixed signals shall be provided on running lines at the approach to all points and crossings of interlocked areas and located in such a way that trains will stop at a safe distance from any fouling movement or location. […]
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CAD Standards and Procedures CAD Standards and Procedures :- References for The CAD Standards and procedures under which signalling system modifications shall be undertaken for JNUP project. (The list is not exhaustive) 1. 3CU 00550 0295 PCZZA 2. 8BH 04002 5034 URZZA 3. 8BH 04002 5033 URZZA 4. 8BH 04002 0056 UEZZA 5. LU Standard 2-01014-004 […]
Continue ReadingSMC PLC Overview JNUP The SMC PLC system is used for the transmission of non-vital inputs and outputs between the field equipment and the SMC. 1. It relieves the SCS of having to process functions which are not safety-critical. 2. Typical functions handled by the SMC PLC are: 3. SER security and power alarms 4. […]
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