Tiruchchirappalli Division - Proposed construction of OHT & GLR at various locations all over TPJ divisions - Electrical General arrangements.

A-Schedule of the work

Excavation of cable / pipe trench and pits of required width, length in mixed soils conditions removing obstruction if any including tools & plants, labour etc., and as per instruction of site Engineer in charge and as per drawing No: DRM/EL/TPJ/40-2016.

Refilling of cable trench and pit by excavated soil

"Laying and testing of LTUG power cable of up to and including 50 sqmm size complete with required tools & accessories. nb: LTUG power cable of required size will be supplied by Railway. "

Laying of HDPE pipes of upto and including 63 mm dia including supplying and fixing of necessary accessories such as straight through coupler etc. nb: HDPE pipes of suitable size only will be supplied by Railway.

Supply and termination and connection of LTUG cable of sizes upto 50 sqmm with 05 aluminium crimping sockets and single flange type brass cable gland.Note: One termination comprises of one number of single flange type brass cable gland and with four numbers of aluminium crimping sockets for all cores of the cable.

Supply and provision of sealing compound for cable leading pipe for leading of cable of upto 50 sqmm.

Supply and fixing of medium duty GI pipe of 50 mm dia, conforming to IS.1239,part 1 (2004) , for cable leading without clamp.

Supply and fixing of SMC/DMC connector 4 way 200A rating in the already fixed weather proof enclosure including internal wiring.

Excavation, construction of earth pit, and provision of earth pipe complete with heavy duty GI pipe 50 mm dia with ISI mark complete with all other accessories as per Drawing. No EL / P / Type 1022

Supply and connection of single run of 4 SWG GI wire from main control board & electrical installations to earth pipe.

Supply, placing of cast iron cable route indicators, cast iron plate type including MS flat size 40mm x6mm x 350mm length concreting and coping, painting etc complete with all other accessories as per drawing No: CEE/CN/MS/11-2004.

Supply and fixing of SMC/DMC connector 4 way 63A rating in the already fixed weather proof enclosure including internal wiring.

Erection, testing and commissioning of submersible pumpset including control panel complete with required accessories as per standard. nb: submersible pump set ,control panel only will be supplied by Railway.

Fixing and testing of uPVC pipe as per standard including supply of all required accessories, straight through couplers etc including required fabrication works.Note : uPVC pipe will be supplied by Railways.

Supply and laying of three core submersible flat cable 4.0 sqmm, conforming to IS 694:

"Supply and erection of 1 No of 63 A, TPN switch disconnector fuse(cubicle) with bolted fuses and sheet steel enclosure conforming to IS 60947-3 2012 with duty AC 23 A complete with all other accessories. . "

Fabrication, supply and fixing of cover for existing power cable / enclosures made out of 17 MS sheet steel of 16 SWG thick, powder coated, IP 55 rating of suitable colour as instructed by the Engineer in charge. This also includes supply and fixing of all required accessories required for fixing. When used for making of enclosures all accessories for weather proofing shall also be supplied.

Fabrication, supply and fixing of clamps made out MS flats for fabrication of clamp for fixing of cover for existing power cable / enclosures made out of sheet metal given in this schedule etc. 18 This shall be made out of MS flat of suitable size, powder coated of suitable colour as instructed by the engineer in charge and using GI bolts with nuts of suitable size for fixing.Note: This shall be made use for fixing of cover for existing power cable and new enclosures other than enclosures already covered in the schedule.

Supply and laying of three core submersible flat cable 2.5 sqmm, conforming to IS 694.

"Supply and erection of 1 No of 32 A, TPN switch disconnector fuse(cubicle) with bolted fuses and sheet steel enclosure conforming to IS 60947-3 2012 with duty AC 23 A complete with all other accessories. . "