Central Railway Tender

Modification in existing EI system as per latest TAN, it includes:- Design and modification in existing interface and interlocking circuit of EI system, including modification in VDU,CCIP, MT, Data logger, EI, Relay rack complete wiring conforming to RDSO specification, as per technical requirement & tentaive approved signalling plan/diagrams.Required hardware will be 1 provided by railways except the wiring, material (i.e. connectors, interconnecting cable/wires, fuses etc.) The work includes supply of modified ST/LT, interface and logic circuit, CCIP/VDU diagram etc. to suit the approved interlocking p[lan. It also includes modification in data logger/MT, carrying out FAT, SAT jointly with railways and satisfactory commissioning of the modified EI with full complements as per approved IP and central railway practices. All plans and wiring diagrams shall be prepared on AUTOCAD and supplied in both soft copy and hard copies (6 sets.) Alteration involving modification in more than 11 and upto 20 routes (Inspection by RDSO)

Supply of Main Cable Termination rack complete with scaffolding, fixtures & 2 accessories including square bars for mounting 8-way terminal blocks, ladder, string rods, frame, base assembly, insulators, J bolt, nut/bolts & fasteners, backelite sheet, etc. Siemens type and as per extant practice on Central Railway. Typical part list as per Annexure- and rack arrangement shall be as per sketch No. SK-727 with latest alterations. (Inspection by RITES)

Supply of Data logger for monitoring status of important relays, complete with Processor Module to monitor following inputs as per spec. RDSO/SPN/99/2006 Spec. No.: IRS-S-99/2006 (Amdt-3) with latest amendments including power supply of adequate capacity, battery and fault 3 diagnostic software for failure analysis. Complete data logger & Processor Module(computer) as per Annexure- shall be placed in President rack of suitable size to be supplied. This also includes supply of one no composite computer & printer table (work station table- Gorej/Durian/Transteel) for keeping Processor module and one no Godrej/Durian/Transteel make operator chair. - 1024 digital and 32 analog inputs (Inspection by RDSO)