Annual Maintenance Contract Of Entire Electrical Installation At Elliot Govt. Hostel In 23-24, Kolkata-700016.- 1 Dismantling of existing damaged Wiring, Electrical Installations(approx 50 pionts) including switch boards and handed over to the Authority including making temporary lighting arrangement and mending good damages neatly with the help of 1no semi skilledElectrician & 1 no Unskilled helper considering work in 2 day as per direction of E.I.C 2 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. 3 2+12 way Enclosure [Make: Legrand Enclosure (607712) or equivalent model of Siemens/L&T as approved by E.I.C] 4 Supplying and fixing 240/415 V MCB Isolator on din rail of existing DBs and necessary connection. (Make: Legrand/Siemens/ Crabtree/L&T as approved by E.I.C) 5 (b) 40 Amp DP Isolator 6 Supplying and fixing 240/415 V MCB of Breaking capacity 10kA & C characteristics on din rail of existing DBs and necessary connection (Make: Legrand/Siemens/ Crabtree/L&T as approved by E.I.C) 7 (a) 6-32 Amps SP MCB 8 Distribution wiring in 1.1 KV grade 2x22/0.3 (1.5 sqmm) single core stranded FR PVC insulated & unsheathed copper wire (Make-Havells/RR kabel/Polycab) partly in 20mm size PVC rigid conduit FR (Precision make) [for ceiling portion only] and in 19mm bore, 3mm thick polythene pipe [for horizontal & vertical run embedded in wall], with 1x22/0.3 (1.5 sqmm)single core stranded FR PVC insulated & unsheathedcopper wire for ECC, to light/fan/call bell points with Modular type switch (Make-legrand-Myrious ) fixed on Modular GI switch board complete with 2 no. suitable size “Ph & N” copper bar with top cover plate making earthing attachment fixed on wall incl. mending good damages to original finish. [only PVC Rigid Conduit on ceiling and remaining portion concealed] 9 Average run 10 mtr 10 Average run 12 mtr 11 Supplying and Drawing 1.1 KV single core stranded FRPVC insulated & unsheathed single core stranded copper wire Havells/Polycab/RR Cable(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 12 2x84/0.3 (6 sqmm) + 1x56/0.3 (4 sqmm) as ECC 13 2 x 36/0.3 (2.5 sqmm) + 1 x 22/0.3 (1.5 sqmm) ECC 14 3 x 22/0.3 (1.5 sqmm) 15 Finishing of the PVC insulated wire ends by socketting with pin/ ring type copper sockets and insulated tapes etc., including supplying sockets, tapes. 16 2.5sqmm 17 4.0sqmm 18 6.0sqmm 19 Cutting Channel of size (40 mm x 40 mm) on masonry wall byElectric operated cutting machine incl. supplying & fixingheavy gauge 19 mm, 3 mm thick Polythene pipe by means ofanchoring chemical (Hilti/Sika) and GI U hooks of 8 SWGincl. supplying and drawing 18 SWG GI wire as Fish wire andmending good damages to original finish by using own toolsand tackles 20 19 mm dia 3 mm thick polythene pipe with 1x14 SWG GIearth continuity wire 21 Distribution wiring in 1.1 KV grade 2 x 22/0.3 (1.5 sqmm) singlecore stranded FR PVC insulated & unsheathed copper wire(Make-Havells/Polycab/RR kabel) 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 copperwire as ECC, to 6A 3 pin Modular type plug socket & switch(Make-legrand-Myrious) on 4 Module GI switch board with 3/4 Module top cover plate on wall incl. necy. connectionmaking earthing attachment, painting and mending gooddamages to building works. 22 On Board 23 Supply & Fixing of20mm dia one no E.I conduit for fan down rod (14 SWG )& painting the rod & making necessary hole to facilate fixing the fan with necy supports and PVC insulated wire as required by 3 x 1.5 sqmm copper wire as per direction of E.I.C 24 Supplying & Fixing GI Modular Switch Board of the followingsizes complete with three no. suitable size Copper bar withholes (for Ph, N & E) fixed on bakelite/Hard Rubber insulatorover the MS welded chairs incl. top cover flushed in wall forhousing the board after cutting the brick wall incl. makingearthing attachment, painting and mending good damages tobuilding works 25 4 Module 26 6 Module 27 8 Module 28 2 Row 12 Module 29 2 Row 18 Module 30 Supply & Fixing 240 V 16 A Module type switch(Make-legrand-Myrious ) on GI Modular type switchboard having top cover plate and making necessaryconnections as required 31 Supply & Fixing 240 V, 16 A, 3 pin Modular type plugsocket(Make-legrand-Myrious ), without plug top andswitch, on existing GI Modular type switch board with topcover plate and making necy. connections with PVC Cuwire and earth continuity wire etc. 32 Supply & Fixing 240 V 6 A Modular type switch (Make-legrand-Myrious ) on existing GI Modular type switchboard having top cover plate and making necessaryconnections as required 33 Supply & Fixing 240 V, 6A, 5 pin Modular type plugsocket (Make-legrand-Myrious ), without switch & plugtop, on existing GI Modular type switch board with topcover plate and making necy. connections with PVC Cuwire and earth continuity wire etc. 34 Supply & Fixing 240V, Modular Socket (2 Module) type fanregulator (Step type) (Make-legrand-Myrious ) on existingModular GI switch board with top cover plate incl. makingnecy. connections etc. 35 Supplying & Fixing MS fan clam of two piece type for RC ceiling as per approved specification, fabricated from 40 mm x 9 mm MS flat including making good damages to building roof with satisfactory finishing and painting – (As per Drawing no. 475 of PWD Specification Book – May 1991) 36 Supply & Fixing 4 long Twin LED Commercial tube Fittings (T.M.C 502 P2 X T-LED /Equivalent to Crompton /Wipro) complete with 2 nos. 18 watt LED tube (Philips cat no-MAS LED TUBE 1200mm 18 W 865 T8/Equivalent to Crompton /Wipro) suspended 25 cm bellow the ceiling with 2 No. 20 mm dia EI conduit (14 SWG) supports fixed with “L” type MS clamp whose one side fixed on ceiling with sutable size 4 nos. fastener and other side connected with the conduit with suitable size of bolts and nuts incl. S&F EI conduit, “L” type (125mmx125mm) 6mm thick and 25mm with MS clamps and connecting the length of PVC insulated wire and mending good damages to original finish and painting etc. 37 Supply & Laying of2 core 6 sqmm XLPE insulated aluminium armoured cable (make-Havells/Polycab/RR Kable) (Brand approved by EIC) on wall with earthing attachment in 1x10 SWG GI (Hot Dip) Wire making hole etc. as necy., mending good damages and painting 38 Laying of cable upto 2 core 25 sqmm on wall/surface incl. S & FMS saddles with earthing attachment in 10 SWG GI (Hot Dip)Wire, making holes etc. as necy. mending good damages andpainting 39 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 40 b) 2core 6 sqmm 41 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 : 42 b) 2 core 6 sqmm 43 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 By (ISI-Medium GI pipe.) 44 Supplying and Fixing GI water proof looping cable box having hinged GI Top Cover having 4 mm thick with rubber gasket lining, railway type mechanical locking arrangement, earthing terminal with lug etc. of the following sizes as indicated below, Comprising of one 250 V, 15 A Kit-Kat fuse unit, one NL on porcelain insulator etc. and housing the same in pole muffing incl. addition and alteration to the existing CC muffing (6:3:1) after dismantling the damaged looping cable box etc. where necy. incl. paintinga) 250 x 250 x 100mm 45 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 diaholes on the GI pipe. 46 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. 47 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. 48 Supply & Fixing of Testing Joints by 25 mm x 6 mm thick GI (Hot Dip) strip 125 mm long on wall after making suitable arrangement to establish a clearance of 50mm from wall for making junction connection with vertical conductor and conductor from earth electrode complete with S & F GI bolts, nuts, check-nuts, spring washers etc. as required. 49 Excavation For Soft soil for installation of Earth Electrode and filling & ramming. 50 Supply& Fixing of 230V ,12inch (1420rpm) Exhaust fanfull metal body with nut, bolts etc as necy mending good damages and painting. (Make-EPC) 51 Supply & Fixing of30 cm Exhaust fan (12)louver shutter on wall with necy. bolts & nuts (6 mm dia x 62 mm long) 52 Supply & Fixing of 45 watt LED Street light luminariesIP -66 made up of pressure free dia cast aluminium housing with toughened glass/ PC cover provided with high power LEDs and secondary optics PC/PMMA lens and silicon filled BIS registered potted vibration proof driver with build in 4KV surge protection and 10KV external SPD with efficacy >135 lumen/watt impactresistance IK10/IK08,CRI>70,CCT>5700k (Make-Philips/Crompton/Bajaj) 53 Supplying & Fixing GI waterproof type looping cable box size200x150x100 mm deep having 4 mm thick comprising of one 250V 15 A kit-kat fuse unit, one NL on porcelain insulator, onecompression type brass cable gland for upto 2- core 16 sqmmPVC/A cable and having lined with rubber gasketted GI top cover with brass machine screws etc., earthing terminal with lug, on steel tubular pole near base, including S&F 40x6 mm thick, MS clamps with bolts, nuts etc. including painting with anticorrosive paint 54 Fixing only outdoor / street light type fluorescent light fitting or MV light fitting complete with all accessories to be fixed /projected from the wall of the building incl. making holes/providing clamping arrangement & necy. GI reducer as required. S&F 40 mm GI pipe (ISI-Medium) quality 1.5 mts. average length having suitable bend S&F necy. length of 1.5 sqmm PVC insulated single core stranded annealed copper wire and making connections as required and mending good damages to wall incl. painting etc. 55 Supply and Fixing of Single phase timer box on wall fabricated by powder coated MS sheet (16 SWG) with locking arrangement & DIN rail consisting of following items including necessary interconnections by 2x4+1x2.5stranded PVC insulated 1.1 Kv grade copper wire (Make-Havells/RR kabel/Polycab) after crimping as per direction of EIC and suitable auto - mannual by pass arrangement preferably by Toggole switch. a) Double door 12 way SPNDB with IP - 42/43 protection (Make - L&T/Legrand) and S&F of DP 40A Isolator for incomer. b) DIN mounted Analog timer having provision of adjustment 24 hour (Make - L&T/GIC/GE/Legrand) c) DIN mounted2 pole 40A MNX type contractor with magnetic coil with NO& NC contractor (Make - L&T) d) One no red and one no. green 240 volt LED Indicating Auto & Bypass indication. (Make - L&T) - 1 Set
