WBPWD/SEWEC /BED /NIQ-14 /2025-26

Amount

Dismantling of the existing old electical wiring keeping the service ready for office work.

S & F of 2' x 2.5' x 25 mm thick wooden board on wall by means of suitable nuts, bolts and washers on flat iron frame and necessary fastner.

S & F of 3 nos 415V, 100A Porcelin fuse Base & bridge ( Busbar Type ) by means of suitable fastner.

S & F of 25 mm x 3 mm thick 100 mm long Neutral bar on porcelain chair by means of suitable fastner.

S & laying of 4 x 70sqmm PVC insulated 1.1kv Gr Cu flexible wire via PVC flexible pipe fixing in wall by saddle with both end fininshing of cu wire as per GS [For Meter to MS & MS to VTPN]

S & D of 4Cx120sqmm Al conductor 1.1 KV Gr XLPE Ar Cable [For Fuse to SMDB]

S & D of 4Cx50 sqmm Al conductor 1.1 KV Gr XLPE Ar Cable [For SMDB to VTPN]

Laying of cable above 3½ core 90 sqmm and upto 3½ core 150 sqmm on wall/surface including S & F MS clams with earthing attachment in 2 x 10 SWG GI (Hot Dip) Wire, making hole etc. as necy., mending good damages and painting [F-1/2e]

Laying of cable from 3/3½ core 35 sqmm to 50 sqmm on wall/surface incl. S & F MS saddles with earthing attachment in 2 x 10 SWG GI (Hot Dip) Wire, making holes etc. as necy., mending good damages and painting[F-1/2c]

Supplying and fixing compression type gland complete with brass gland, brass ring & rubber ring for dust & moisture-proof entry of XLPE/PVC armoured cables with 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 --

3½ core 120 sqmm cable

4 core 50 sqmm cable

Supplying and fixing double door Vertical TPN MCB Distribution board for MCCB incomer with IP-42/43 protection, on angle iron frame on wall & mending good the damages to original finish incl. Inter connection with suitable size of copper wire and neutral link & provision for earthing attachment. with required Spreader link upto 160A-8Way with S & F of following MCCB/MCB as per GS 1. 125A MCCB-FP-01 no 2. 63A MCB-TP- 07 nos 3. 6-32A MCB-SP-03 nos

Supplying and fixing double door Horizontal TPN 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-4Way - with S & F of following of Isolator/MCB as per GS 1. Isolator-FP- 80A-- 01 Nos 2. MCB-SP- 6-32A -- 12 nos

Supplying and Drawing 1.1 KV single core stranded 'FR' PVC insulated & unsheathed single core stranded copper wire (Brand approved by EIC) of the following sizes in the prelaid polythene pipe and by the prelaid GI fish wire and making necy. connection as required with Supplying and fixing PVC Rigid Conduit 'FR' [Precision Make] on wall, ceiling with saddles and other accessories as required and mending good damages to building works [E-9/1+E16/7]

4x126/0.4 (16 sqmm) + 2x80/0.4 (10 sqmm) as ECC with 02 nos 25 mm PVC pipe [For VTPN to HTPN]

Distribution wiring in 1.1 KV single core stranded 'FR' PVC insulated & unsheathed copper wire (Brand approved by EIC) in 20mm/25mm size PVC rigid conduit 'FR' (Precision make) incl. necy. fittings as required[E-14/1]

2 x 56/0.3 (4 sqmm) + 1 x 36/0.3 (2.5 sqmm) ECC [HTPN to AC Point]

Supply & Fixing 240 V, 25 A, Modular type starter (Brand approved by EIC) with 25A Modular switch type DP MCB (C-Curve) and 4 Module GI Modular type switch board with 4 Module top cover plate flushed in wall incl. S&F switch board and cover plate and making necy. connections with PVC Cu wire and earth continuity wire etc. [E-19/17]- For AC

Supply & Fixing 240 V, 25 A, 3 pin Modular type plug socket (Brand approved by EIC), without plug top and switch with 2 Module GI Modular type switch board with top cover plate flushed in wall and making necy. connections with PVC Cu wire and earth continuity wire etc.[E-17/5a]- For AC

Finishing of Copper wires end as per GS[F-5/9]

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-1/2a]

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 [G-2/4a]

Connecting the equipments to earth busbar including S & F GI (Hot Dip) wire as per GS--No 8SWG [G-2/5]

GHOSH ENTERPRISE (BID ID -6573614)

M/S. DAS ELECTRIC CO. (BID ID -6577077)

BENGAL ELECTRICAL CONSTRUCTION (BID ID -6547377)

S.S. ELECTRICAL ENTERPRISE (BID ID -6562707)