Supply and fixing of LED light at existing highmast

Dismentling the existing light fittings carefully by pulling the highmast down and safely kept at sectional store.(NS)

Supply and fixing 415 V, 40A change over (MCB module) of on din rail of existing DBs/ enclosure and necessary connection ( Make:- Legrand) (PWD/GS/D-7/item no-9)

Supply & Laying of 1.1 KV grade following XLPE/PVC insulated. PVC sheathed, steel Armoured Al. conductor Cable of the following size through underground trench 460 mm wide x 760 mm average depth, with brick protection on the top of the cable with 8 (eight) Nos. bricks per metre, including filling the space between the brick & cable and also the trench with shifted soil, leveling up and restoring surface duly rammed.[feeder pillar to control panel] [Make: Havells/RR Kabel /Gloster/Polycab] (4 Core 16sqmm Al Cable) (N.S.+PWD/GS-17, Item No. 1a, Page No. F2 )

Supply & Installation of 1.1 KV grade following XLPE/PVC insulated. PVC unsheathed, unarmoured Cu- conductor Cable of the following size (control panel to highmast top) [Make: Havells/RR Kabel /Gloster/Polycab] (4core 4sqmm) (NS)

Finishing of the PVC insulated wire ends by socketting with pin/ring type copper sockets and insulated tapes etc., including supplying sockets, tapes. (for 4core 4 sqmm cu cable) (PWD/GS/D-7/item no-9)

Supplying and fixing compression type gland complete with brass gland, brass ring & rubber ring for dust & moisture-proof entry of XLPE/PVC armoured cables as below (for 4 Core 16sqmm Al Cable) (PWD/GS/F-4/item no-7c)

Finishing the end of following XLPE/PVC armoured cables by crimping method incl. supplying and fixing solderless socket (Dowels make), tapes, anticorrosive paste & jointing materials : (for 4 Core 16sqmm Al Cable) (PWD/GS/F-5/item no-8b)

Supplying and Drawing 1.1 KV single core stranded 'FR' PVC insulated & unsheathed single core stranded copper wire (Make-Gloser/Polcab/RR/Havells) of the following sizes in the prelaid polythene pipe/pvc flexible pipe and by the prelaid GI fish wire and making necy. connection as required.(for LED connections) (3 x 22/0.3) (1.5 sqmm) (PWD/GS/E-9/item no-c)

Supply & laying of 25 mm dia PVC flexible pipe (make-as per choice of EIC) for laying copper wire.(NS)

Supplying & fixing 40mm dia medium gauge GI Pipe ( ISI-Medium) Protection with necessary fittings and jointing metarials as required. (PWD/GS/F-6/item no-11)

Earthing with 50 mm dia GI pipe 3.64 mm thick x 3.04 Mts. long and 1 x 4 SWG GI (Hot Dip) wire (4 Mts. long), 13 mm dia x 80 mm long GI bolts, double nuts, double washers incl. S & F 15 mm dia GI pipe protection (1 Mts. long) to be filled with bitumen partly under the ground level and partly above ground level driven to an average depth of 3.65 Mts. below the ground level as below:(By TATA-Medium GI pipe) (PWD/GS/G-1/item no-2a)

Excavation of soil for installation of Earth Electrode and filling & ramming for Morrum Soil. (PWD/GS/G-1/item no-1b)

Supplying & fixing earth busbar of galvanized (Hot Dip) MS flat 25 mm x 6 mm on wall having clearance of 6 mm from wall including providing drilled holes on the busbar complete with GI bolts, nuts, washers, spacing insulators etc. as required as per G S . (PWD/GS/G-2/item no-4a)

Connecting the equipments body to earth busbar including S & F 25 mm x 6 mm galvanised (Hot Dip) MS flat on wall/floor with GI saddles as required and connection to equipments incl. drilling holes, with bolts, nuts, washers etc. (PWD/GS/G-3)

Extra for providing masonery enclosure on the top of the earth electrode of overall size 86.36 cm x 86.36 cm x 46 cm deep (below Ground level) complete with cemented brick work(1:6) of 25 cm width duly plastered with cement morter (inside) CI hinged inspection cover of size 36.56 cm x 35.56 cm with locking arrangement, GI reducer including drilling of 46 nos. 12 mm dia holes on the GI pipe. (PWD/GS/G-2/3a)

Supply and fixing of LED floodlight of 250 W IP -65, CCT4000K and driver with both(D&ID) Surge protection on circular ring of highmast with necessary interconnections as per requirement.( Make: - CROMPTON CHALLANGER CFS-506-250-57-60D-SL-GL-NSG/equiv model of Philips or Bajaj) (NS)

Repairing and overall serviceing of highmast raising and lowering motor incl chain and pulley, Bush, replacement of Bearing as per direction of EIC (NS)

B. ENGINEERING CO.

S. D. Construction

MAA NACHINDA ELECTRIC