Memo No. 876 /EE-E/NKDA/ Elect/ 2025-26- Serial 01 - Providing Electrical Distribution and Illumination work at Baliguri Hawkers Market at NKDA, New Town, Kolkata

Wiring in 1.1 KV grade single core stranded 'FR' PVC insulated & unsheathed copper wire (Brand approved by EIC) of following sizes in 25mm PVC casing-capping (Precision make) incl. necy. PVC clips, fittings etc. 2 x 56/0.3 (4 sqmm) + 1 x 22/0.3 (1.5 sqmm)

Supply & Fixing of perforated GI cable tray with perforation not more than 17.5% suspended from ceiling incl. S&F GI connector, 6mm dia MS suspender, bolts & nuts, steel fastener etc. as required of the following size. Incl. Al painting of MS support. (ii) With 25x25x3mm angle iron support 200x50x1.25mm (18SWG)

Supply of 2C X 6sqmm Al Un Arm Cable.

Laying of cable as below, on existing Cable Tray and binding with suitable size GI wire. Up to 50 sqmm

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

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

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.

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.

Distribution wiring in 2 x 22/0.3 (1.5 sqmm) single core stranded 'FR' PVC insulated & unsheathed copper wire (Brand approved by EIC) in 20mm size PVC rigid conduit 'FR' (Precision make), with 1x22/0.3 (1.5 sqmm) single core stranded 'FR' PVC insulated & unsheathed copper wire for ECC, to light/fan/call bell points with Piano Key type switch fixed on MS CRC sheet metal (16 SWG) switch board cum JB on wall complete with 2 no. suitable size “Ph & N” copper bar incl. bakelite/ Perspex (wall matching color) top cover 3 mm thick and incl. 175mmx 100mmx65mm inspection box, making earthing attachment, painting the MS box and mending good the damages to original finish, Average run 5 mtr

Distribution wiring in 1.1 KV grade 22/0.3 (1.5 sqmm) single core stranded 'FR' PVC insulated & unsheathed copper wire (Brand approved by EIC) in 20mm size PVC rigid conduit 'FR' (Precision make), with 1.1 KV grade 1 x 22/0.3 (1.5 sqmm) single core stranded 'FR' PVC insulated & unsheathed copper wire as ECC, to 5A 3 pin flush type plug socket & Piano Key type switch fixed on MS CRC sheet metal (16 SWG) switch board cum JB on wall incl. bakelite/Perspex (wall matching color) top cover 3 mm thick and incl. painting the MS box and mending good the damages to original finish On Board.

Supply & Fixing 240 V, 16 A, 3 pin Modular type plug socket (Brand approved by EIC) with 16A Modular type switch, without plug top on 4 Module GI Modular type switch board with 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.

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. 2+4 way (Legrand) .

Supplying and fixing 240/415 V MCB Isolator on din rail of existing DBs and necessary connection. 32 A DP Legrand.

Supplying and fixing 240/415 V MCB of Breaking capacity 10kA & C characteristics on din rail of existing DBs and necessary connection, 6-32 A SP (Legrand).

Distribution wiring in 1.1 KV single core stranded 'FR' PVC insulated & unsheathed copper wire (Brand approved by EIC) in 20mm size PVC rigid conduit 'FR' (Precision make) incl. necy. fittings as required, 2 x 36/0.3 (2.5 sqmm) + 1 x 22/0.3 (1.5 sqmm) ECC.

Supply and fixing of Environmental friendly energy saving long life corrosion resistant, vertical surface mounting pressure die cast alluminium housing (light engine) well glass luminaries with high power LED as light source.

Fixing only single/twin fluorescent light fitting complete with all accessories directly on wall/ceiling by screws etc.

(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

Supply and delivery of 1200 mm sweep, 1 phase, 60/70 watt, 5 star and having 300 mm down rod, 1.1mm thick alluminium bled, conforming IS 374, 2mm shank thickness ceilling fan of following make. b) Havells/Crompton Greaves Make (60 watt)

Supplying and fixing MCB SS enclosure with IP-20/30 protection, powder coated provision for two/four pole MCB, concealed in wall after cutting the wall & mending good the damages to original finish incl. painting, connection & provision for earthing attachment - 4Way

Supplying & Fixing GI Modular Switch Board of the following sizes complete with three no suitable size Copper bar with holes (for Ph, N &E) fixed on bakelite/ hard Rubber insulator over the MS welded chairs including top cover flushed in wall for housing the board after cutting the brick wall including making earthin attachment, painting and mending good damages to building works 6 Module

2 Row 18 module

6 module Cover plate

2 row 18 module Cover plate

16A Modular type Switch

16A Modular type 6 pin Plug Socket

6A Modular type Switch

6A Modular type 5 pin Plug Socket

3way Ceiling Rose/Holder

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 2 core upto 6 sq mm

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