WBPWDTE/AE/BESD-II/e-NIQ 05 of 2024-25

Amount

Supplying and fixing double-door SPN MCB Distribution Board with IP-42/43 protection, concealed in wall after cutting the wall & mending good the damages to original finish incl. Inter connection with suitable size of copper wire and neutral link & provision for earthing attachment.Make- L&T/Seimens/ABB 2+12 way [D-9/13]

Supplying and fixing 240/415 V MCB Isolator on din rail of existing DBs and necessary connection. Make- L&T/ Seimens/ ABB as to GS .240 V, 40A DP [D-5/6]

Supplying and fixing 240/415V, MCB of Breaking capacity 10kA & C characteristics on din rail of existing DBs and necessary connection Make-L&T/Seimens/ABB as to GS. 6A - 32A SP MCB [D-6/7]

Supplying of following sizes Al. armoured PVC/XLPE (Havells/ Glostar/ KEI/ approved ) as per direction of EIC. 4 Core 10 sq.mm (From Feeder pillar box to SPN MCB DB) [NS]

Laying of one No. cable upto 35 sqmm in 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. [F-2/1(a)]

Supply and laying of 3 core 1.5 sq.mm copper un-armoured cable with supporting 8 SWG solid GI wire. Make- Havells/KEI/Polycab [NS]

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. 4 core 10 sqmm [F-4/7( c)]

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. 4 core 10 sqmm [F-5/8(b)]

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 ISI-Medium GI pipe [G-1/2(a)]

Excavation of soil for installation of Earth Electrode and filling & ramming. For morrum Soil [G-1/1(b)]

Supplying & fixing earth busbar of galvanized (Hot Dip) MS flat 40 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. [G-2/4(a)]

Connecting the equipments to earth busbar including S & F GI (Hot Dip) wire of size as below on wall/floor with staples buried inside wall/floor as required and making connection to equipments with bolts, nuts, washers, cable lugs etc. as required and mending good damages solid GI Wire. No. 6 SWG [G-2/5(a/ii)]

Supplying & fixing medium gauge GI pipe (ISI-Medium) protection with necessary fittings and jointing materials as required. 32mm dia [F-6/11]

Supplying and fixing sheet steel Main Switches on flat iron frame on wall. 15/16 ADP (Make-Anchor/Havells/HPL/Standard) [D-1/1(a)]

Supply & fixing Feeder pillar box(over all approx dimension 900mm x 600mm x 525mm fabricated from 3 mm & 6 mm thick MS plale as per drawing in brick cement foundation (1:6) plastering ( 12 mm thick) neal cementing (1.5 mm thick) including supplying & fixing 250 mm long 16 mm dia bolts, nut . washer:, back plate ,etc. iucluding 1)supplying fixing sheet metal (16 SWG) iron Clad Bus Bar chamber on angle iron frarne with 4 Bars . 415 V,100/125 A 4x25x5mm for appropriate size. 2)4P 63A MCB---01 nos (L&T/Legrand/ABB) 3)4P 16A MCB---04 nos .(L&T/Legrand/ABB) [NS]

BISWAJIT CHOWDHURY (BID ID -5759846)

SUBHRA ENTERPRISE (BID ID -5764483)