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.
RAILWAY SIGNALLING SWITCH & CROSSING COMPONENTS SWITCHES & CROSSINGS Commonly known as S&C Defined as track components that exist to provide a means whereby trains may be directed from one track or route to another track or route. Consist of: one (or more) sets of switches common (or acute) crossing and […]
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OVERLAP FLANK PROTECTION RAILWAY SIGNALLING OVERLAP The distance beyond a stop signal which must be clear and where necessary locked in order to clear previous signal. Background The purpose of an overlap is to provide an unobstructed portion of line beyond the exit signal reserved in case the train passes the exit signal at danger. […]
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Booster Transformers/return conductor (BT/RC) system |Automatic Power Control ■To improve matters further current must be forced or driven through RCs and ideally 100% of return current is required in the RCs. This is achieved through Booster Transformers ■Booster transformers are installed at overhead line overlap spans generally at intervals of 3.2 Kms ■Primary winding is […]
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Definition of Railway Signalling Equipment Rails- Is an iron track, it is the base of the Railway transport. The train moves on the track Sleepers – Which is used to place the rails, and it gives support to the tracks. Wooden- in olden day, the wooden track was used, but now a day wood is rare, […]
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Railway Six Foot Points • Electro-pneumatic operation • Escapement and drive mechanism are Mounted outside the running rails • Can be used with Bullhead rail • Escapement, Lock and Detection as per 4 Foot Point CHAIRLOCK POINTS • Electro-pneumatic operation. • Air motor is mounted between the running rails. • There is no PL&D box […]
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Railway Electrification In India 1925 – D.C. Electric traction on 1500 V D.C. First section – 16 KMs on Central Railway from BBVT to Kurla (via Harbour Branch) was electrified. By 1930, the D.C. traction system was extended upto Pune and lgatpuri. The Southern Railway Metre Gauge line from Madras Beach to Tambaram was electrified […]
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