Electrical Repairing and Renovation works in the entire existing Office Building of PWD, NH-Wing at Matigara, Siliguri.

Amount

PART A: DISTRIBUTION WIRING Distribution wiring in 1.1KV grade 2x22/0.3 (1.5sqmm ) single core stranded 'FR' PVC insulated & unsheathed copper wire (Brand approved by EIC) 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], with1x22/0.3 (1.5 sqmm) single core stranded 'FR' PVC insulated & unsheathed copper wire for ECC, to light/ fan/ call bell points with Modular type switch (Brand approved by EIC) 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 tooriginal finish. [only PVC Rigid Conduit on ceiling and remaining portion concealed Average run 8 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 6A 3 pin Modular type plug socket & switch (Brand approved by EIC) on 4 Module GI switch board with 3/4 Module top cover plate on wall incl. necy. connection making earthing attachment, painting and mending good damages to building works. On Board

PART B: PLUGS & SOCKETS Supplying & Fixing 3 nos 6 A & 1 nos 16 A Modular switch and 3 nos 6A & 1 nos 16 A modular type plug socket in 2 row 18 module GI Modular Switch Board and 1 nos 16 A SPMCB (C cruve10 KA)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 incl. top cover flushed in wall for housing the board after cutting the brick wall incl. making earthing attachment, painting and mending good damages to building works Including Supplying and fixing 20 A SP MCB and LED Indicator.

Supplying & fixing 240 V 3/6 Pin 16 A flush type modular plug socket with modular type switch (1nos.) and 6 A modular type plug socket with switch (1 nos) switch on fixed on metal flush box (modular type switch board) on 6 module moduler white surrounds on wall incl. necy. connections and making earthing attachment flushed in wall incl. mending good damages to original finish.

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.

Supply & Fixing 240 V, 2 nos 6A, 5 pin Modular type plug socket with 2nos 6A modular type switch (Brand approved by EIC), without plug top, on 6 module GI Modular type switch board with top cover plate and makin gnecy.connections with PVC Cu wire and earth continuity wire etc.

Supply & Fixing 240 V, 25 A, Modular type AC starter (Brand approved by EIC) with 25A Modular switch type DP 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. (Make- North West/ Legrand)

Supply & Fixing 240 V, 25 A, 3 pin Modular type plug socket (Brand approved by EIC), without plug top and switch with 2 Module GI Modular type switch board with top cover plate flushed in wall and making necy. connections with PVC Cu wire and earth continuity wire etc.

Supply & Fixing 240 V,25 A, 3 pin Modular type plug top with indicator (Brand approved by EIC) & necy. Connections.

PART C:BDB,PDB,VTPN ETC Supplying and fixing double-doorSPNMCB Distribution BoardwithIP-42/43 protection,concealed in wall after cutting the wall &mending good the damages to original finish incl. Interconnection with suitable size of copper wire and neutral link&provision for earthing attachment. (Make: Legrand /Seimens /L&T/ABB /Schneider)

Supplying and fixing double door Horizontal TPNMCB Distributionboard with IP-42/43 protection, concealed inwall after cutting the wall &mending good the damages tooriginal finish incl. Inter connectionwith suitable size o copper wire and neutral link&provision for earthing attachment. (Make: Legrand / L&T /ABB /Seimens/Schneider)

Supplying and fixing double door Vertical TPNMCB Distribution board for MCCB incomer with IP-42/43 protection,on angle iron frame on wall & mending good the damages to original finishincl. Interconnection with suitable size of copper wire and neutral link & provision for earthing attachment (Make: Legrand/L&T/ABB /Schneider ) 4 way (Up to 160A)

Supplying and fixing 240/415V MCB Isolatoron din rail of existing DBs and necessary connection. (Make: Legrand/ L&T/ ABB/ Schneider/ Seimens)63A FP 63A FP

Supplying and fixing 240/415 V MCB of Breaking capacity 10kA&C characteristics on din rail of existing DBs and necessary connection. (Make:Legrand/L&T/ABB/Schneider/Seimens)

Supplying and fixing 415V Four Pole MCCB of Breaking capacity 25kA/35kA with fixed thermal and fixed magnetic /adjustable thermal and fixed magnetic setting in existing DBs / enclosure and necessary connection. (Make: Legrand/ L&T/ ABB/ Schneider/ Seimens)

PART D:POLYTHENE PIPE & WIRES

Supplying and Drawing 1.1 KV single core stranded 'FR' PVC insulated & unsheathed single core stranded copper wire(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

3x(1.5 sqmm) (for 2x6A Board)

2x(2.5 sqmm)+1x(1.5 sqmm) ( for computer & power board)

2x(4 sqmm)+1x (2.5 sqmm) (for AC power board )

2x(6 sqmm)+1 x (4 sqmm) ( for SPN DB)

4x(16sqmm)+2x(10 sqmm) ( for HTPN DB)

Cutting Channel of size (40mmx40mm) on masonry wall by Electric operated cutting machine incl. supplying & fixing heavy gauge19mm,3mm thick Polythene pipe by means of anchoring chemical (Hilti/Sika)andGI 'U' hooksof 8SWG incl.supplying and drawing18SWG 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

Cutting Channel o fsize (43mmx43mm) on masonry wall by Electric operated cutting machine incl. supplying & fixing heavy gauge 25mm,3mm thick Polythene pipe by means of anchoring chemical (Hilti/Sika)andGI 'U' hooksof 8SWG incl.supplying and drawing18SWG GI wire as Fish wire and mending good damages to original finish by using ow ntools and tackles

25 mm dia 3 mm thick polythene pipe without earth continuity wire

Supplying & Fixing sheet metal inspection box (16 SWG) of the following sizes flushed in wall by housing the same after cutting brick wall incl. making earthing attachment, painting and mending good damages to building works

150 mm x 100 mm x 65 mm

200 mm x 150 mm x 65 mm

175 mm x 100 mm x 65 mm

Supply & Fixing bakelite / perspex top cover on existing switch board by Brass screws after making housing for switch by cutting bakelite / perspex cover and making necessary connections as required

150 mm x 100 mm x 65 mm

200 mm x 150 mm x 65 mm

175 mm x 150 mm x 65 mm

S & F solderless Copper socket by crimping of Copper wires. 1.5 sq mm

PART: E- SUPPLYING & LAYING OF CABLE Supply of 2/4 Core XLPE Insulated & Sheathed Armoured stranded Aluminium Conductor cables for Working Voltage up to 1100 Volts of following sizes [Make Polycab/RR/KEI /Havells/ Gloster as approved by E.I.C]

4CORE 35 SQMM (from M/S to VTPN DB )

4 CORE 25 SQMM (From VTPNDB to TPNDB)

Laying of cable from 3/3½ core 35 sqmm to 50 sqmm on wall/surface incl. S & F MS saddles with earthing attachment in 2x 10 SWG GI (Hot Dip) Wire, making holes etc. as necy., mending good damages and painting

Laying of one No. cable upto 35 sqmm in underground trench 460 mm wide x 760 mm average depth, with brick protection on the top of the cable with 8 (eight) Nos. bricks per metre, including filling the space between the brick & cable and also the trench with shifted soil, leveling up and restoring surface duly rammed

Laying of cable upto 3/4 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

Supplying & fixing medium gauge GI Pipe ( ISI-Medium) Protection with necessary fittings as per GS

32mm dia

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 :

4CORE 35 SQMM

4 CORE 25SQMM

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 :

4CORE 35 SQMM

4 CORE 16 SQMM

PART: F- SUPPLY OF LIGTH FITTINGS

LED Industrial Batten light (System lumen efficacy ≥110 lm/Watt) Supplying, installation, Testing & Commissioning of LED Industrial Batten light made of CRCA Sheet Body (Thickness ≥ 0.50 mm) and construction as per relevant IS, along with LED lamp (Opal finish polycarbonate housing with Aluminium end-cap), Driver efficiency >85%, Operating voltage AC 140-270 Volt, freq 50/60 hz, Operating temp range 0o to 40o C, internal surge protection of 2.5 KV with Short & Open circuit protection ,THD < 10% , P. F.≥0.95, IP20, CRI >80, Flicker free, (flicker should be below 5%), life time (LED, Driver & electrical circuitary), of minimum 40000 Burning Hours, with 70% of initial Lumen maintained till life ends, CCT 3000°K / 4000°K / 5700°K /6000°K/6500°K (As per ANSI Bin), SDCM (Standard Deviation Color Matching) <5, Maximum power consumption should not more than the specified rating and Fixture shall be of relevant BIS standard and trade mark certificate ( T.C.). Manufactures Word Mark/ Name Engraved/ Embossing/ Screen printing on housing. complete in all respect i/c connections with 1.5 sq mm FR/FRLS, PVC insulated copper conductor single core cable and earthing etc. as required with Minimum 3 year OEM warranty. LM79 & LM80 Test report from NABL lab for all testing required for LED fixtures as per BIS shall be submitted. Shape size and CCT shall be as approved by Engineer-in-Charge as per requirement. (Thermal management: heat sink of aluminum housing such that LED junction temperature shall not rise above 90°C). Fixing arrangement shall be as below:

Fixing single/twin LED light fitting complete with all accessories directly on wall/ceiling/HW round block and suitable size of MS fastener, as below:

Single fittings along with S/F of 1 no. 18-20 W LED lamp as per specification

Fixing single/twin LED 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., i/c by 1.5sqmm. 1.5 sqmm FR/FRLS copper wire of 1.10 mt length.

Twin fittings along with S/F of 2 no. 18-20 W LED lamps as per specification

Supply & Fixing of 240V 14/15 Watt LED lamps of following wattage with glare free light distribution having minimum luminous efficiency of 100 Lm/ Watt or better & 50,000 LED burning hours or more. [Make- Philips/ Crompton/ Wipro or manufacturer with own NABL accredited lab with valid test certificate] [LED lamps & accessories shall have BEE certification]

Supply & Fixing of 240V recess mounted 1'x1' LED downlight having following wattage in white powder coated pressure die cast aluminium housing, with glare free uniform illumination, suitable for 1' x 1' grid ceiling with CCT (5700K-6500K) having minimum luminous efficiency of 100 Lm/ Watt or better & 50,000 LED burning hours or more. [Make- Philips/ Crompton/ Wipro or manufacturer with own NABL accredited lab with valid test certificate] [LED lamps & accessories shall have BEE certification]

PART: H- SUPPLY OF FANS

Supplying, installation, Testing & Commissioning of 230V, 1-phase AC ceiling fans incl. all accssories, the capacitor of fan must be P-2 type brust proof & must have safety wire directly linked from fan hook to stator of 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. [Make: Crompton/Usha/Havells/Orient]

Sweep Size- 1200 mm (48"), Wattage ≤ 55 Watt, R.PM ≤ 350, Air Delivery ≥ 220 C.M.M

Supplying, installation, Testing & Commissioning of 230V, 1-phase AC exhaust fan 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 fan of following diameter, complete as required. [Make: EPC/Crompton/Usha/Havells/Orient]

230 mm (9"), 4 Blade, RPM ≤ 1370 , Wattage ≤ 40 Watt, Sound level ≤ 49 dB, Air Displacement (In CFM) ≥ 440

Supplying, installation, Testing & Commissioning of 230V, 18" (450 mm) sweep 1-phase AC wall mounting bracket fan (metal body & metal blade) on wall incl. S&F of MS fastners and nut & bolts etc. as reqd.[Make: EPC/Crompton /Usha/Havells/Orient]

PART: I- FIXING OF FANS

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)

Supply & Fixing 240V, Modular Socket (2 Module) type fan regulator (Step type) (Brand approved by EIC) on existing Modular GI switch board with top cover plate incl. making necy. connections etc.

Supply & Fixing louver shutter on wall with necy. bolts & nuts (6 mmdia x 62 mm long)

PART: J- EARTHING

Earthing with 50 mm dia GI pipe (TATA-Medium) 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.

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.

Connecting the equipments to earth busbar including S & F 8 SWG 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

Excavation of soil for installation of Earth Electrode and filling & ramming as to GS. (For soft soil)

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

PART: K- MISCELLANEOUS

Supplying and fixing 415V, 100/125A TPN Sheet steel Main Switches on angle iron frame on wall. (Make- L & T/ siemens/ Havells)

Supplying and fixing 415V, 63A TPN on load front operated Changeover switch with Sheet Steel enclosure on angle iron frame on wall with nuts bolts etc (Make- L & T/ siemens/ Havells)

Supply & Fixing of Mirror light 15W LED Integrated. [Phillips: 58157 Aquila /jaquar-DBL-CHR-MB48022A or equivalent make]

Supplying & Fixing 240 V AC/DC superior type Ding-Dong Call Bell (Anchor) on HW board incl. S&F HW board

Charges for dismantling of existing Split AC machines including existing indoor /outdoor unit, cu.pipes & wires etc. including all others accessories incl. mending good damages as per GS and clearing/removing from the site as per direction of EIC.

Re-installation of the dismantelled Split AC units at suitable location after making holes in wall by expert labour also mending good after complete the work. Connecting the pipe line testing the leak by gas pressure (minimum 400 PSI ) and vacuuming the unit properly (Minimum -30 PSI), hold the vacuum up to 48 hours, after release the gas testing the Split type Room Air conditioner incl. gas charging as per requirement and replacement of existing capacitor with metal body P2 capacitor with supply & fitting adjustable powder coated painted heavy duty iron bracket. as per direction by EIC.

Dismantling the old exsisting DB's, wires, cables & fittings fixtures incl exsisting lights, fans, switch board & all other accessories by checking & cleaning by Co's own tools incl labour & carring charges as per direction of EIC. [2 nos. Semi-Skilled worker & 2 nos. Un-Skilled worker for 7 Days]

M/S TECHNO INDIA (BID ID -7034955)

SUPER BUILDERS (BID ID -7062180)

M/S DAWN ELECTRICAL INDUSTRIES (BID ID -7071762)