Segregation of Separate Power Supply from IPS for SSDAC Installation over HWH Division.

1-Segregation of Separate Power Supply from IPS for SSDAC Installation

Supply of IPS DC-DC converter 24-32V DC, 5 Amp /10 Amp or 60-66 V DC, 5 Amp or 60-100V DC,1 Amp/ 3 Amp/S Amp as per specification No. RDSO/SPN/165/2012, version-3.0 or latest. Make: Make: M/s. Statcon Ltd./ M/s. HBL Ltd./M/s. Amararaja Ltd. Or Other RDSO approved make, compatible for the IPS make specified by Purchaser. INSPECTION : RDSO Above/

Underground, Armoured, Unscreened Railway signaling cable (Heavy Duty) with high conductivity copper conductor of size 12 Core X 1.5 sq mm as per Specn. No.IRS: S-63/2014 (Rev.4.0) with latest Amdt.if any. INSPECTION : RDSO Above/

UNDERGROUND, ARMOURED, UNSCREENED, RAILWAY POWER CABLE (STRANDED 7 X 1.40 MM) WITH HIGH CONDUCTIVITY CIRCULAR COPPER CONDUCTOR OF SIZE: 2 CORE X 10 SQ. MM AS PER SPECIFICATION NO. IRS:S 63/2014 & IS 1554 PART-1 REV.4.0. INSPECTION : RDSO Above/

Excavation of cable trench as per cable route plan, 1.2 Mtr. deep and of 0.3 Mtr. to 0.6 Mtr. wide at bottom without brick alongside the track in all kinds of soil, conforming to distances as per cable route plan and refilling. This work includes clearing of route from bushes etc. The work shall be done as per the extant practice on Eastern Railway and instructions of Railway Engineer at site. Note:-(a) for all trenches from distant signal to home signal and to relay room, the minimum headway above the uppermost cable in the trench should be 600mm. If due to a large no. Of cables headway is not available, 4" of 1:2:4 concreting should be done. Note:-(b-1) payment wifi be made as per actual work done on pro-rata basis, if required depth is not available at site. (b-2) if the depth of trench is not uniform in a span of 100 mtr. Or shorter lengths if site condition demands along the cable run, minimum depth will be taken for that particular stretch for payment. Above/ Running

Laying of S&T Cables of various cores/ pairs/ quads in trenches/ GI pipes/ RCC pipes/ 5 DWC pipes/ Trunking. This also includes laying of cables in track crossings & road crossings. Item includes provision of labels of coloured plastic adhesive tapes or any other identifiable material on each cable to give the cable number at each Gantry Post/hectometre post.(Cables will be meggered before and after its laying by contractor under supervision of Railway Representative and he will submit the meggering report of each testing). Length of the cable laid includes the length of the cable coiled for termination purposes. Above/

Repair of pucca roads to original state in level crossing area after cable laying. Above/

Digging of trench 1.2 Mtrs. deep from rail flange/ road level and 0.3 Mtrs to O.6 Mtrs 7 wide and back filling after placing of DWC / RCC/GI pipe. (Placing of DWC/ RCC/GI pipe covered separately). The ballast disturbed be screened and dressed as required by Engineer-in-charge or his representatives and road tarred immediately. F o r track crossing, RDSO sketch No. SDO/CABLE LAYING/ 009 or latest and for Road Crossing, RDSO sketch No. SDO/CABLE LAYING/010 or latest are to be followed. Above/ Per

Termination of Outdoor Cables (Main Cables / tail cables) at both ends in location 8 boxes, cable termination rack in relay room, station building, generator room etc. The item includes dressing of cables and wires with dressing threads as per standard practice. All material required for this item will be supplied by contractor. The outdoor cable shall be terminated in Relay Room, DG Room, ASM Room etc under supervision and instructions issued by Engr. incharge of the work. Inspection: Consignee Above/

Supply, Installation testing & commissioning of High Availability Single Section digital axle counters (HASSDAC) with Dual sensor system as per RDSO/SPN/177/2012 version 3 or latest. This includes the supply of High frequency web mounting type Tx coil/Rx coil, VR/PR Box duly wired, 9 Vital relays, PR Relays, Clamp with detector plates & hardware, Dual display reset box with auto resetting facility, Surge voltage protection devices and filter card to be mounted on din rail etc. as per OEM for complete installation & testing & commissioning of (HASSDAC) system NOTE: One set of HASSDAC system will include equipment required to monitor One Up line or One Dn line of a full Block Section between two stations. This include fixing of device, relays, wiring, lacing /dressing, cable termination with lug eyelet, drilling holes in rails, Installation of track devices and make it functional along with existing UFSBI/block instrument. Material required other then supply item of HASSDAC shall be arranged by contactor to make it functional. Inspection: RDSO