Bhavnagar Division: Codal life based replacement of existing PI stations with EI, MSDAC & in built block working including Signaling & Telecom equipment at 18 stations. Design, Supply, Installation, Programming, Testing and commissioning.

G-Project Lumpsum

Modification/Alteration in existing EI (Electronic Interlocking) as per latest RDSO guidelines/TAN for Upto 10 routes. It includes: Design and modification in existing Interface and Interlocking circuits and logic of EI system including modification in the VDU(Video Display Unit)/ LCP(Local Control panel)/ CCIP (Control cum Indication Panel), Maintenance terminal (MPC), Data Logger, 1 Relay rack wiring. The complete work should comply with the latest RDSO specifications and guidelines and as per approved SIP and circuit diagrams. All the material (Interface cards / relays / wiring material / connectors / fuses / communication devices etc.) shall be provided by the contractor. The work also includes the supply of modified Selection table, Interface Circuits, VDU/ LCP/CCIP diagram etc. to suit the modified SIP. It also includes the carrying out of FAT, SAT (as applicable) jointly with Railways and satisfactory commissioning. All plans/drawings/circuits etc. should be prepared on AUTO CAD, soft copy to be supplied on Pen Drive and 06 sets of hard copies also to be supplied.

Supply, Installation Testing and Commissioning of block proving by digital axle counter (BPAC) using UFSBI for Single line operation as per RDSO specn. No IRS/S/105/2025 (Ver.1.0) it comprises of auto change over facility for quad and OFC working. Necessary modem for quad and OFC should be supplied along with auto changeover arrangement details are as follows. (i) Universal 2 fail safe block interface (UFSBI) with complete accessories as per RDSO specn no. IRS/S/104/2012(Ver.0) (ii) Block panel as per RDSO S-32019 (iii) Relay rack with locking and sealing arrangement duly wired as per RDSO: S:32020 along with complete relays. (iv) Block telephone with accessories as per RDSO/SPN/191/2005. (v) Automatic media changeover along with additional modem as per manufactures specification for BPAC using UFSBI (item no i) for supply of above items. Unit will be in set consisting of 02 nos of each items.

Installation, Testing & commissioning of Block panel including UFSBI equipment as per standard practice & directive on 1:3:6 CC foundations as per drawing No CSTE 6095.

Supply of VRLA Valve Regulated (Sealed) Lead Acid battery as per RDSO IRS-S-93/96 (A) with Amd-01 for Railway Signalling Installation in IPS. Capacity-2V 300AH. Inspection:RDSO

Supply of Double Rail contact assembly with track side EJB for MSDAC. Each set shall consist of track side electronic unit, Double rail contact with cable and mounting accessories. This item shall be procured from RDSO approved firm and inspected by RDSO.