Railway Signalling Concepts – Page 10 – 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 Control Cable Termination Frame & Temporary Cable Termination Frame

June 6, 2022June 7, 2022adminLeave a Comment

Railway Control Cable Termination Frame & Temporary Cable Termination Frame (CCTF & TCTF) Control Cable Termination Frame * The control cable termination frames (CCTFs) are wall-mounted lockable cabinets. They are used to interface the internal wiring of the Signalling Equipment Room(SER) with external cabling to the wayside equipment via miniature circuit breakers (MCB’s) / terminal […]

Railway Signalling Track Connection Cable Track Crossing Cable UTX OTX Track Crossing Plastic PIPE Cables in Tunnel

June 6, 2022June 6, 2022admin4 Comments

Railway Signalling Track Connection Cable Track Crossing Cable UTX OTX Track Crossing Plastic PIPE Cables in Tunnel Track Connection Cable 1. A single core flexible cable used to connect to items of track-mounted equipment. 2. The cable will be installed in the most difficult locations and will need to be highly rugedised to withstand both […]

Metro Rail Provision of Signals Working of Signals and points

Metro Rail Design of Electric Installations

June 6, 2022June 6, 2022adminLeave a Comment

Metro Rail Design of Electric Installations Metro Rail Design of Electric Installations – (1) The design of all electric installations, namely transmission and distribution lines, sub-stations, switching station, rigid overhead current collection system, regulated overhead equipment, third rail DC Traction System etc. as applicable, shall be according to approved standards laid down by the Central […]

Metro Rail Control of Signaling Safety Communication Running Lines

June 6, 2022June 6, 2022adminLeave a Comment

Metro Rail Control of Signaling Safety Communication Running Lines (1) Control of Signaling :- (i) Main line signaling is controlled from an Operations Control Center and operates normally under automatic control with routes being set and train intervals regulated by computer control. (ii) Signaling system will permit more than one train at a time in one […]

Metro Rail Definitions

June 6, 2022June 3, 2022adminLeave a Comment

Metro Rail Definitions * “Accident” means any occurrence which causes or has the potential to cause death or injury to staff, passengers or other persons or cause damage to the property of the Metro Railway, passengers or other persons. * “Act” means the Metro Railways (Operation and Maintenance) Act, 2002, (60 of 2002). * “Adequate […]

Railway NWKR RWKR NWR RWR Point Operation Circuit

June 6, 2022June 6, 2022admin2 Comments

NWKR/RWKR, NWR/RWR, POINT OPERATION CIRCUIT, WCR, POINT OPERATION, WNKR/WRKR, NWKR/RWKR CIRCUIT NWKR/RWKR CIRCUIT * With WLR, RCR/NCR picked up, NWKR/RWKR drops. * There by all indication relays& its repeater relays (NWKPRs, RWKPRs, NWKSRs, RWKSRs) drop. NWR/RWR CIRCUIT With WLR up, all indication relays drop, NCR/RCR up, NWR/RWR will pick up at location POINT […]