Annual Maintenance For Upkeepment Of Electrical Installations At Commercial Taxes Office Building , Cooch Behar For Fy-2022-23---Electrical Renovation Work., coochbehar-West Bengal

Annual maintenance for upkeepment of Electrical Installations at Commercial Taxes office building , Cooch Behar for FY-2022-23---Electrical renovation work.- 1 Distribution wiring in 1.1 KV grade 2x22/0.3 (1.5 sqmm) single core stranded FR PVC insulated & unsheathed copper wire (Havells/KEI/Polycab) partly in 20mm size PVC rigid conduit FR (Precision Make MMS) [for horizontal run & ceiling portion only] and in 19mm bore, 3mm thick polythene pipe(AKG/Dolly Make) [for vertical run embedded in wall], 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 on wall complete with 2 no. “Ph & N” copper bar incl. bakelite/ Perspex top cover 3 mm thick and incl. 175x100x65mm inspection box, making earthing attachment, painting the MS box and mending good the damages to original finish [PVC Rigid Conduit only for horizontal run &ceiling portion and vertical run concealed] Average run 9 mtr 2 Distribution wiring in 1.1 KV grade 22/0.3 (1.5 sqmm) single core stranded FR PVC insulated & unsheathed copper wire (Havells/KEI/Polycab) in 20mm size PVC rigid conduit FR (Precision Make MMS), 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 finishon board 3 Distribution wiring in 1.1 KV single core stranded FRPVC insulated & unsheathed copper wire (Havells/KEI/Polycab) in 20mm size PVC rigid conduit FR(Precision Make MMS) incl. necy. fittings as required 2 x 22/0.3 (1.5 sqmm) + 1 x 22/0.3 (1.5 sqmm) ECC 4 2 x 36/0.3 (2.5 sqmm) + 1 x 22/0.3 (1.5 sqmm) ECC 5 2 x 56/0.3 (4 sqmm) + 1 x 36/0.3 (2.5 sqmm) ECC 6 2x 84/0.3 (6 sqmm) + 1 x 56/0.3 (4 sqmm) ECC 7 Supplying and Drawing 1.1 KV single core stranded FR PVC insulated & unsheathed single core stranded copper wire (Havells/KEI/Polycab) of the following sizes in the prelaid polythene pipe and by the prelaid GI fish wire and making necy. connection as required 2 x 22/0.3 (1.5 sqmm) + 1 x 22/0.3 (1.5 sqmm) ECC 8 2 x 36/0.3 (2.5 sqmm) + 1 x 22/0.3 (1.5 sqmm) ECC 9 2 x 56/0.3 (4 sqmm) + 1 x 36/0.3 (2.5 sqmm) ECC 10 2x 84/0.3 (6 sqmm) + 1 x 56/0.3 (4 sqmm) ECC 11 Finishing of the PVC insulated wire ends by socketing with pin/ring type copper sockets and insulated tapes etc., including supplying sockets, tapes 2 x 22/0.3 (1.5 sqmm) + 1 x 22/0.3 (1.5 sqmm) ECC 12 2x36/0.3 (2.5 sqmm) + 1x22/0.3 (1.5 sqmm) as ECC 13 2x56/0.3 (4 sqmm) + 1x36/0.3 (2.5 sqmm) as ECC 14 2x84/0.3 (6 sqmm) + 1x56/0.3 (4 sqmm) as ECC 15 Cutting Channel of size (40 mm x 40 mm) on masonry wall by Electric operated cutting machine incl. supplying & fixing heavy gauge 19 mm, 3 mm thick Polythene pipe by means of anchoring chemical (Hilti/Sika) and GI U hooks of 8 SWG incl. supplying and drawing 18 SWG GI wire as Fish wire and mending good damages to original finish by using own tools and tackles 19 mm dia 3 mm thick polythene pipe without earth continuity wire 16 Cutting Channel of size (43 mm x 43 mm) on masonry wall by Electric operated cutting machine incl. supplying & fixing heavy gauge 25 mm, 3 mm thick Polythene pipe by means of anchoring chemical (Hilti/Sika) and GI U hooks of 8 SWG incl. supplying and drawing 18 SWG GI wire as Fish wire and mending good damages to original finish by using own tools and tackles 25 mm dia 3 mm thick polythene pipe without earthcontinuity wire 17 SPNDB,MCB Etc. S&F double-door (2+10) Way SPN MCB Distribution Board with IP-42/43 protection,on wall. With the help of necessary fastening accessories [Legrand: (Legrand Enclosure (607712)/As per Direction of EIC ] 18 S&F Wire way boxsuitable for 2+12-waySPN MCB DB (Legrand /Siemense /Havells Metalica /ABB Elegance ) 19 Supply & fixing 240/415 V MCB of Breaking capacity 10kA & C characteristics on din rail of existing DBs and necessary connection (Legrand /Siemense /As per direction of EIC)6-32A SP MCB 20 Supplying and fixing 2P 40A, 240/415 V MCB Isolator on din rail of existing DBs and necessary connection.(Legrand/Seimens/As per direction of EIC) 21 Supply & Fixing Two nos.240 V, 6A, plug socket with separate Two nos. 6 A Piano key type switch (Anchor/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. 22 Supply & Fixing 240 V, 3 nos. 6A, & 1 no. 20A plug socket with separate 3 nos. 6 A & 1 no. 20A Piano key type switch, indicator & 20A switch type SP MCB (Legrand/Brand approved by EIC) on sheet metal switch board embedded in wall incl. S & F 240x200x65mm 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 23 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 24 Supply & Fixing 240 V, 25 A, Modular type starter (Brand approved by EIC) with 25A Modular switch type DP MCB (CCurve) 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 Cuwire and earth continuity wire etc. 25 Supply & Fixing Ding Dong Call Bell (Anchor) on single HWboard on wall incl. S&F single HW board 26 Lights & Fans Supply and delivery of 12W,240V,50Hz LED bulb(Make-Philips/Crompton/As per direction of EIC) 27 S&D single 4ft LED commercial tube light fitting made of CRCA materilas(Philips-Cat.No. TMC502 1xLED 22W/Crompton Make IGP161LT8-16 1xT8 fiiting/As per Direction of EIC) including LED tube T8(Philips Cat. No 1200mm 18W865 T8 I-2100lm/Crompton-Crysta Model LTT8-20 LED tube/As per direction of EIC) suitable for 230 V 50HZ AC supply. 28 S&D double4ft LED commercial tube light fitting(Philips-Cat.No. TMC5022xLED 22W P3241/Crompton Make IGP161LT8-16 2xT8 fiiting /As per direction of EIC) incl. Double 4ft 20W LED tube(Philips Cat. No 1200mm 18W865 t8 I-2100lm/Crompton-Crysta Model LTT8-20 LED tube/As per direction of EIC) Suitable for 240V,50Hz 29 Fixing only single/twin florescent light fitting complete with all accessories Directly on wall/ceiling with HW block and suitablesize MS fastener, Ceiling plate, nipples etc. as required 30 Fixing only single/twin fluorescent light fitting 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. by 2x24/0.20 mm (1.5sqmm.) flexible copper wire of 1.10 mt. length. 31 Supply & Delivery 56 (1400mm) AC ceiling fan with all accessories (Make:Orient PSPO NEWBREEZE or SUMMERCOOL / Crompton Riveira(Bianco) / As per direction EIC) 32 Fixing only ceiling fan complete with blades, canopy, fork, rubber bush etc. incl. S&F connecting wire for down rod upto 30 cm incl. painting the rod with approved paint and making necessary connection as required by 2x1.5 sqmm flexible copper wire. 33 Supply & Fixing Socket type fan regulator (Step type) (Brand approved by EIC) on existing sheet metal switch board with bakelite/perspex top cover by screw after making housing for regulator knob by cutting bakelite/perspex top cover incl. making necy. connectionsetc. 34 EarthingEarthing with 50 mm dia GI pipe 3.64 mm thick x 3.04 Mts. long and 1 x 4 SWG GI (Hot Dip) wire, with an average depth of 3.65 Mts. below the ground level (For soft Soil: ISI-Medium GI pipe) 35 Excavation of soil for installation of Earth Electrode and filling & ramming. (Soft Soil) 36 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. 37 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

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