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 High Voltage Impulse Track Circuit Railway High Voltage Impulse Track Circuit JEUMONT TRACK CIRCUIT Ensures correct shunting even on tracks where rust, scale, coal dust, or sand contaminating the rail surface High voltage pulses of short duration separated by long intervals 1. To break down semi-insulating surfaces of the rail on occupation 2. […]
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Track Circuit Block Block Signal A Stop signal that controls the entrance to or signifies the termination of a block or signal section (and any other stop signal) within station limits. Signal Section In a track circuit block area, the line between two consecutive block signals (whether or not these are within the area of […]
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