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 PLATFORM DOOR INTERFACE UNIT Introduction: 1. PEDs are installed in eight stations in Jubilee Line to reduce the possibility of passenger accidents. 2. The doors are required to be closed at all times and open when a train is correctly positioned on the platform. 3. Station staff can exercise manual control over the PEDs […]
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RRI Button Circuit RRI Button Circuit :- points to be operated individually to the required position After points are set correctly, signal to be cleared. Route setting system With a single action. points initiated. points operated. route checked & locked and. finally signal cleared. Various route setting systems are in use. NX system is […]
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Railway Points and Track circuits Railway Points and Track circuits:- Points Normal lie points Points Numbering Track circuits Overlap Replacement Joint Berth track circuit Point Zone TC Numbering Railway Points and Track circuits – Normal lie of points Selection Criteria the most obvious is that whereas the straight route through a set of points can […]
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Railway Control Table What is a control table? A control table is a formal tabulation of the signal, point, and other controls associated with an electrical or electronic signalling system, showing the interlocking and other dependencies between those controls. Safety is dependent on the readability of control tables and on their interpretation by competent persons. […]
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Railway Signalling Electrical Point Machine What is a Railway Electrical Point Machine? – An electrical point machine is an electrically driven motor used for the operation of points in railway yards. The rotary motion of the motor is transmitted through the reduction gears and transmission assembly and converted through the linear movement of a toothed […]
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Railway Point lie and IRJ Railway Point lie and IRJ :- Pair point ends as crossovers as much as possible Allocation of point lie at double junction depends much on “regional practice” taking into account the relative speed of the diverging route and the ratio of straight-on / diverging traffic IRJs shown in RED are […]
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