Renovation of Electrical Installation works and Fire Detection system work at Ground floor of Preetilata hostel Building block of CSS COGCH Kolkata(Electrical work)

Dismentling the existing E.I. work incl existing SPNDB,TPNDB, VTPNDB,Main Switch by Co's own tools & tackles by maintening normalcy as far as possible as per direction of EIC

Supplying and fixing double door 6 way Enclosure (607716).Horizontal TPN MCB Distribution board with IP-42/43 protection, concealedin wall after cutting the wall & mending good the damages to original finish incl. Inter connection withsuitable size of copper wire and neutral link & provisionfor earthing attachment . It consisting of 1 no 63 A four pole Isolator & 18 nos. 6 to 32 A SP MCB of Breaking capacity 10kA & C characteristics which are fixing on din rail of existing DBs & necessary connection as per GS.(Make:Legrand/Siemens/Schneider)

Supplying and fixing double door 2+12 way Enclosure (607712). SPN MCB Distribution board with IP-42/43 protection, concealedin wall after cutting the wall & mending good thedamages to original finish incl. Inter connection withsuitable size of copper wire and neutral link & provisionfor earthing attachment . It consisting of 1 no 40 A double pole Isolator & 12 nos. 6 to 32 A SP MCB of Breaking capacity 10kA & C characteristics which are fixing on din rail of existing DBs & necessary connection as per GS.(Make:Legrand/Siemens/Schneider)

Distn.wiring in22/0.3(1.5sqmm) single core stranded 'FRLSH' PVC insulated & unsheathed single core stranded copper wire (Havells/Gloster/Polycab) in19 mm bore,3mm thick polythen pipe complete with all accessories embedded in wall to light/fan/call bell points with Piano key type switch (Anchor make) fixed on sheet metal (16SWG) switch board with bakelite/perspex(wall matching colour)top cover(3mm thick) flushed in wall incl. mending good damages to original finish.

Distn.wiring in22/0.3(1.5sqmm) singlecorestranded 'FRLSH' PVC insulated & unsheathed single core stranded copper wire (Havells/Gloster/Polycab) in 19mm bore,3mm thick polythen pipe complete with all accessories embedded in wall to 240V 5A 3pin plug point incl.S&F240V5A3pinflushtypeplug socket&pianokeytypeswitch(Anchor make) incl.S&F earth continuitywire, fixedonsheetmetal (16SWG)switchboard withbakelite/perspex(wallmatchingcolour) topcover (3mm thick) flushed inwall incl.mendinggooddamagestooriginal finish i) On Board

ii) Separate plug (average run 7.5 mtr)

Cuttingchannel of31mmx31mmsizeonmasonrywall incl. S&Fheavy gauge polythene pipe dia as stated below, by mean sof iron hook sand supplying and drawing 18SWG GI Wire fish wire incl. mending good damages to building works. a) 13 mm dia 3 mm thick polythene pipe without earth continuity wire

Cuttingchannelof43mmx43mmsizeonmasonrywall incl. S&Fheavygaugepolythenepipediaasstatedbelow, by meansof ironhooksandsupplyinganddrawing18SWGGI Wireas fishwire incl.mendinggooddamages tobuilding works. a) 25 mm dia 3 mm thick polythene pipe without earth continuity wire

Supply & laying of one no 1.1 KV grade 4 core 25 sqmm PVC aurmured copper cable incl. S&F MS saddle with earthing attachment in 10 SWG GI(Hot Dip) wire ,making holes etc. as necessary mendings goods & damages and painting. (Havells/Polycab/Gloster/KEI) (From VTPN DB to TPN DB).

Supplying and fixing compression type gland complete with brass gland, brass ring & rubber ring for dust & moisture-proof entry of XLPE/PVC armoured cables. i) 4 core X 25 sqmm

Finishing of the XLPE/PVC insulated armoured cable ends by crimping method with cable sockets and insulated tapes etc., including supplying sockets, soldering materials, tapes etc. and making connection to switch, BDB and BBC etc. i) 4 core X 25 sqmm

Supplying andDrawing 1.1KV single core stranded 'FRLSH' PVCinsulated&unsheathedsinglecorestrandedcopperwire (Havells/Gloster/Polycab)of the following size sinthe prelaid polythene pipe and by the prelaid GI fish wire and making necy. connection as required. i) 2 x 1.5 sqmm + 1 x 1.5sqmm

ii) 2 x 2.5 sqmm + 1 x 1.5sqmm

iii) 2 x 6 sqmm + 1 x 4 sqmm (For SPNDB &2 Tr AC Machine )

Finishing of the PVC insulated wire ends by socketting (Dowels Make) with pin/ ring type copper sockets and insulated tapes etc., including supplying sockets, tapes. a) 1.5 Sqmm

b) 2.5 Sqmm

c) 4 Sqmm

d) 6 Sqmm

Supply & Fixing 240 V, 2nos. 6A, plug socket with separate 2 nos. 6 A Piano key type switch, indicator (Make:Anchor) on sheet metal switch board embedded in wall incl. S & F 175x100x65mm 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 require

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 (Make:Anchor) 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.

Supply & Fixing 240 V, 20A, plug socket with separate 20 A Piano key type switch (Make:Anchor) 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

Supply & Fixing of 230V, 1-Ph, AC ceiling fan of follwing size incl. all accessories. (Make- Crompton / Usha / Orient) [BEE star rated] Sweep Size- 1200 mm (48"), Wattage ≤ 55 Watt, R.PM ≤ 380, Air Delivery ≥ 210 C.M.M

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

Supply & Fixing Socket type fan regulator (Step type) (Make:Anchor) 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. connections etc

Supply & Fixing 240 V, 25 A, Modular type starter 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 Cu wire and earth continuity wire etc. (Make:North-West/Crabtree/Approved Make)

Supply & fixing of single phaseTimer mini control panel on wall comprising of -i)230V ac mini power contactor ,(2 no+2nc) coil voltage -230 V AC ,ii)Digital timer /Dial type analogue timer 24 hour capacity 230 V AC supply ,iii) 230 V ,25 A DP MCB C- type iv)230 V AC toggle switch .Single pole double tthrow ,6A ,230 V ,V)230 V,15Amp. 3 way terminal & indicator lamp(red,green) L&T vi) 15 Amp. 8 way nutral bar to be mounted on DIN rail with necessary interconnection with 2.5 sq. mm Cu flexible Wire (Gloster/Havells/KEI) including Ferrule marking & socketing with in the 12 way SPNDB MCB Enclosure Box. Make-Cabtree/ABB /L&T

Supply & Fixing Digital timer /Dial type analogue timer 24 hour capacity 230 V AC supply of existing timer panel. (Model-LT make 67DDT0)

Supply and Fixing of 4 feet Industrial box type single LED tube fitting incl. Supply & Delivery of 1 no. 240V, 20 W LED Tube (Polycarbonate with heat sink) with glare free light distribution with CCT (5000K-6500K) having minimum luminous efficiency of 100 Lm/ Watt or better & 50,000 LED burning hours or more. [Make- Philips/ Wipro/Lighting Technology/ manufacturer with own NABL accredited lab with valid test certificate] [LED lamps & accessories shall have BEE certification]

Supply and Fixing of 4 feet Industrial box type twin LED tube fitting incl. Supply & Delivery of 2 no. 240V, 20 W LED Tube (Polycarbonate with heat sink) with glare free light distribution with CCT (5000K-6500K) having minimum luminous efficiency of 105 Lm/ Watt or better & 50,000 LED burning hours or more. [Make- Philips/ Wipro/Lighting Technology/ manufacturer with own NABL accredited lab with valid test certificate] [LED lamps & accessories shall have BEE certification]

Supply & Fixing of 230V, 50Hz, 450 mm sweep heavy duty full metal body wall bracket fan having wattage ≤ 90 Watt, RPM ≤ 1350, Air Displacement (In CMM) ≥ 100 complete with all accessories. (Make - Orient/Crompton/ EPC) [BEE star rated]

Supply & fixing exhaust fan (Make- EPC/ USHA/Orient CROMTON) [ISI mark, IP55 rated] after making hole in wall and making good damages and smooth cement finish etc. as practicable as possible and providing necy. length of PVC insulated wire and making connection for exhaust of following dia incl. Fixing louver shutter as per GS i)12''(30cm),1420 RPM

ii)9''(22.5 cm),1370 RPM

S & Fixing 240 V superior type 6" size Gong bell (Anchor / PWD Approved make ) on HW board incl. S&F HW board .as per direction of EIC .

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. i) without angle iron support 100x50x1.25mm (18 SWG)

Supply,installation,testing & commissioning of Micropreocessor controlled Addressable MultiSensor Detector IP 42(VDS/UL/UCM/FM approved) with inbuiltoptical smoke sensor and heat detector sensor with inbuilt short circuit fault isolator as per NFPA style 7 wiring complete with base (Note: Detector without built in fault Isolator is also acceptable provided one independent short circuit fault Isolator per detector is to be provided extra without extra cost) the detector should have built in response indicator with LED indicator. The detector should have 360 degree optical view with single/ multiple LED that blink on actuation of detectorReverse polarity or faulty zone wiring shall not damage the detectors.(Approved make : Siemens/Esser)

Supply, Installation, Testing & Commissioning Addressable Heat Detector (Fixed temperature cum rate of rise) ( VDS / UL / FM / ULC approved ) with twist lockable removal base, built - in fault isolator, drift compensation feature etc including connections as per specifications complete as reqd and having IP as per recommended standard (Note : Detectors without built-in fault isolator is also acceptable but in such case the contractor shall provide one independent fault isolator module for every group of addressable devices ( Numbers of addressable devices in a group will be as per latest recommended standards ) without any additional cost). (Approved make : Siemens/Esser)

Supplying, installation, testing and commissioning of LED type Response Indicator ( VDS / UL / FM / ULC approved) having 2 nos red coloured LED lamps including connections etc(Approved make : Siemens/Esser).

Supply,Installation,Testing & commissioning of addressable manual call point (VDS/UL/UCM/ FM approved) with inbuilt short circuit fault Isolator as per NFPA style 7 wiring complete as required. (Approved make : Siemens/Esser)

Supply,Installation,Testing & commissioning of addressable loop powered Hooter(sound output of minimum 90db) cum strobe(strenghth of light 10cd) complete with inbuilt short circuit fault isolator. Degree of protection IP 65(VDS/UL/UCM/FM approved)(Approved make : Siemens/Esser)

Supply & Laying of 2 Core 1.5 sq.mm FRLS shielded copper Cable (For Loop) (Make. Finolex / Gloster / RR Kabel/Polycab) through 19mm dia PVC FR type rigid conduit pipe including S&Laying of 19mm dia PVC FR typr rigid conduit pipe with necessary arrangement as per GSMake-AKG) on surface of wall.

Add: GST @18%

Add: LWC@1%

Defect Liability Period - 1 (One) year Make & model of each and every material to be approved by EIC