Tender For Electrical works forSite Preparation for Diagnostic Infrastructure up gradation under XV FC HG FY 2022-23 at 12 Nos Sub Centre , Khargram Block,Murshidabad-- 1 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. 175mmx100mmx65mm inspection box, making earthing attachment, painting the MS box and mending good the damages to original finish [1 no. light point and 1 no. fan point of each room considering average of 4 rooms under service area]Average run 5 mtr 2 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 22/0.3 (1.5 sqmm) + 1 x 22/0.3 (1.5 sqmm) ECC [Emergency SB & Separate 6A Switch Board] 3 2 x 36/0.3 (2.5 sqmm) + 1 x 22/0.3 (1.5 sqmm) ECC [Separate 20A Switch Board] 4 2 x 56/0.3 (4 sqmm) + 1 x 36/0.3 (2.5 sqmm) ECC [Sub Main Wiring] 5 2 x 84/0.3 (6 sqmm) + 1 x 56/0.3 (4 sqmm) ECC [Mains & UPS Wiring] 6 Finishing of the PVC insulated wire ends by socketting with pin/ ring type copper sockets and insulated tapes etc., including supplying sockets, tapes. 2.5 sqmm 7 4 sqmm 8 6 sqmm 9 Supply & Fixing 240 V, 6A, plug socket with separate 6 A Piano key type switch (Brand approved by EIC) on sheet metal switch board embedded in wall incl. S & F 150x100x65mm MS (16SWG) switch board and bakelite/perspex top cover of 3mm thick by Brass screws after making housing for switch by cutting bakelite/perspex cover and making necessary connections as required. [Separate 6A Plug Point] 10 Supply & Fixing 240 V, 20A, plug socket with separate 20 A Piano key type switch (Brand approved by EIC) on sheet metal switch board embedded in wall incl. S & F 150x100x65mm MS (16SWG) switch board and bakelite/perspex top cover of 3mm thick by Brass screws after making housing for switch by cutting bakelite/perspex cover and making necessary connections as required. [Separate 20A Plug Point] 11 Supply & Fixing 240 V, 25 A, 3 pin Modular type plug socket with 25A Modular switch (Brand approved by EIC) type SP 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. [UPS Incoming & Outgoing Board] 12 Supply & Fixing 240 V,25 A, 3 pin Modular type plug top with indicator (Brand approved by EIC) & necy. Connections. [UPS Incoming & Outgoing Board] 13 Supplying and fixing Sheet steel Main Switches on flat iron frame on wall of the following specification:- (Make-HPL / Havells / Standard) 32A DP Main Switch [240V DP with fuse on L&N] 14 Supplying and fixing Changeover switch with Sheet Steel enclosure on flat iron frame on wall with nuts bolts etc of the following specification:- (Make-HPL / Havells / Standard) 32A Changeover Switch [240V DP] 15 Supplying & fixing sheet metal (16 SWG) Iron Clad Busbar chambers on angle iron frame on wall, incl. earthing attachment and painting as required – (As per Drawing no. 470 of PWD Specification Book – May 1991) 2 bars 240 V, 63 A [Dimension of Al. Bars (85mm long):-2 x 20x5mm, Dimension of 16 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. (Legrand / Havells / Siemens). 2+4 way Enclosure [MEDB] Enclosure (DHDPSNODRW04) 17 2+8 way Enclosure [EDB 1-Gr fl, EDB 2-1st fl] Enclosure (DHDPSNODRW08) 18 Supplying and fixing 240/415 V MCB of Breaking capacity 10kA & C characteristics on din rail of existing DBs and necessary connection (Legrand / Havells / Siemens). Single Pole 6-25A MCB [MEDB O/G, EDB 1,2 O/G] 19 Double Pole 32A MCB [MEDBI/C] 20 Double Pole 32A MCB [2 Way DB] 21 Double Pole 25A MCB [EDB 1,2 I/C] 22 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 , 2 Way [Changeover raw power I/C,UPS-2 Way] 23 Laying of cable upto 2 core 25 sqmm on wall/surface incl. S & F MS saddles with earthing attachment in 10 SWG GI (Hot Dip) Wire, making holes etc. as necy. mending good damages and painting 24 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 : 25 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, 2 core 16 sqmm cable 26 Supplying of 1.1 KV. Grade XLPE insulated aluminium armoured conductor of following make: Polycab/Gloster/Havells:-16 sqmm 2 core [A2XWY/A2XFY] 27 Excavation of soil for installation of Earth Electrode and filling & ramming. For Morrum Soil 28 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 [Busbar & DB: 1, UPS Neutral: 1] 29 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. 30 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 31 Connecting the equipments body to earth busbar including S&F 20 mm x 3 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. 32 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, No. 6 SWG 33 Supply & fixing of unipolar hexagonal flat mounting insulator for busbar support for fixing of neutral earth busbar of UPS of the following specification:-i). Polyester without halogenii) UL94 VO self-extinguishing.iii) Colour red RAL 3002.iv) Operating temperature from -40 to +130°C.v) Deformation under load temperature (ASTM D643): > 200°C.vi) Dielectric constant (ASTM D150): 4/5.vii) Arc resistance (ASTM D495): > 180 s.viii) Water absorption (ASTM D570): < 0.3%.
