Electrical Renovation and Maintenance Work of AZ, NH, PH, LBS, JCB, HJB,VS, GH, SAM ,Ambedkar Hall of Residences at IIT Kharagpur.

Amount

Wiring for light point / fan point /call bell point / exhaust fan point with 1.5 sq mm FRLS PVC insulated copper conductor single core cable in surface / recessed with medium class PVC conduit/Casing caping, modular switch, modular plate, suitable size GI box and earthing the point with 1.5 sq mm FRLS PVC insulated copper conductor single core cable etc as required. Make - Wire:-Finolex/RR Kabel/Polycab/ equivalent appoved by EIC. Make: Conduit/Casing -caping:-Presto-plast/Precision/ Polycab/equivalent appoved by EIC.

Above 6 metres .

Up-to 6 meters

Wiring for circuit / submain wiring alongwith earth wire with the following sizes of FRLS PVC insulated copper conductor , single core cable in surface / recessed with medium class PVC conduit/Casing caping as required. Make-Wire:- Finolex/Havells/RR Kabel/equivalent appoved by EIC. Make: Conduit/Casing -caping:-Presto-plast/Precision/Polycab/equivalent appoved by EIC.

2 X 1.5 sq mm +1 X 1.5 sq mm earth wire

2 X 2.5 sq mm +1 X 2.5 sq mm earth wire

2 X 4 sq mm +1 X 4 sq mm earth wire

2 X 6 sq mm +1 X 6 sq mm earth wire

2 X 10 sq mm +1 X 6 sq mm earth wire

4 X 4 sq mm +2 X 4 sq mm earth wire

4 X 6 sq mm +2 X 6 sq mm earth wire

4 X 10 sq mm +2 X 6 sq mm earth wire

Supplying and fixing of following sizes of medium class PVC conduit along with accessories in surface /recess including cutting the wall and making good the same in case of recessed conduit as required. Make-Conduit -:Presto plast/Precision/Polycab/equivalent appoved by EIC.

Supplying and drawing following sizes of FRLS PVC insulated 1.1 kv grade copper conductor, single core cable in the existing surface /recessed steel / PVC conduit as required. Make- Wire:- Finolex/Havells/RR Kabel/equivalent appoved by EIC.

3 X 1.5 sq mm

3 X 2.5 sq mm

3 X 4 sq mm

3 X 6 sq mm

Painting on G.I sheet with two coats of synthetic enamel paint of Asian paints/Berger/equivalent appoved by EIC of required colour to give an even shad including a coat of approved steel primer after cleaning the surface.

Supplying and fixing metal box(ISI marked) of following sizes on surface or in recess with suitable size of phenolic laminated sheet cover in front including painting etc as required.

75 mm X 75 mm X 60 mm deep

100 mm X 100 mm X 60 mm deep

150 mm X 150 mm X 60 mm deep

180 mm X 100 mm X 60 mm deep

200 mm X 125 mm X 60 mm deep

Supplying and fixing following sizes / modules, GI box along with modular base & cover plate for modular switches in recess etc. as required. Make- Crabtree (Athena) for new work and Crabtree(Thames) for maintenance work in the existing switch boards/Wipro (Nowa)/Legrand (Myrius) and Legrand(Mylinc) for SAM hall maintenance)/MK(Wraparound plus)/equivalent appoved by EIC.

1 or 2 Module

3 Module

6 Module

8Module

12 Module

Supply and fixing of modular type Surface mounted plastic box on wall with inner, outer plate, modular cover of the following sizes for fixing of switch, socket, regulator etc. with necy. connection, and mending good the damages including painting. This includes disconnecting and dismantling the old items and depositing them to store. Modular board and cover Make-Crabtree (Athena) for new work and Crabtree(Thames) for maintenance work in the existing switch boards/ Wipro(Nowa) /Legrand (Myrius) and Legrand(Mylinc) / MK (Wraparound plus)/equivalent appoved by EIC.

Supplying and fixing following modular switch / socket on the existing modular plate & switch box including connections but excluding modular plate etc as required .This includes disconnecting and dismantling the old items and depositing them to store.Make-Crabtree (Athena) for new work and Crabtree(Thames) for maintenance work in the existing switch boards/Wipro(Nowa)/Legrand (Myrius) and Legrand(Mylinc) for SAM hall maintenance)/MK (Wraparound plus)/equivalent appoved by EIC.

5 /6 amps switch

15 /16 amps switch

3 pin 5 /6 amps socket outlet

6 pin 15 / 16 amps socket outlet

Bell push

Supplying and fixing following piano type switch/ socket on the existing switch box/ cover including connections etc. as required. Make : Anchor penta/SSK/ equivalent appoved by EIC.

5/6 A switch

15/16 A switch

3 pin 5/6 A socket outlet

6 pin 15/16 A socket outlet

20A & 10A combined socket(3in 1) equivalent to Cat No-39998 of Anchor. Make: Ancho/SSK/equivalent appoved by EIC.

20A & 10A combined socket(5in 1) equivalent to Cat No-38590 of Anchor. Make: Ancho/SSK/equivalent appoved by EIC.

S&F of modular type 1M stepped electronic fan regulator equivalent to Cat No-ACTRFXW004 of Crabtree on existing board with all connection as required. Make: Crabtree (Thames)

S&F of modular type 1M stepped electronic fan regulator equivalent to Cat No-673027 of Legrand Myrius on existing board with all connection as required. Make: Legrand (Myrius,/Mylinc)

S&F of modular type 1M stepped electronic fan regulator equivalent to Cat No-W26471 of MK wraparound on existing board with all connection as required. Make: MK ( wraparound)

S&F of step type, capacitor type electronic fan regulator equivalent to Cat No- 38284,Anchor on board existing with all connection as required.Make: Anchor

Supply of 4 core, XLPE insulated PVC shathed GI strip armoured 6 sq. mm aluminium conductor cable 650/1100V grade confirming to IS : 7098( part-1). Make : Finolex/Havells/Polycab/KEI/equivalent appoved by EIC.

Supply of 4 core , XLPE insulated PVC shathed GI strip armoured 10 sq. mm aluminium conductor cable 650/1100V grade confirming to IS : 7098( part-1). Make : Finolex/Havells/Polycab/KEI/equivalent appoved by EIC.

Supply of 3.5 core, XLPE insulated PVC shathed GI strip armoured 35 sq. mm aluminium conductor cable 650/1100V grade confirming to IS : 7098( part-1). Make : Finolex/Havells/Polycab/KEI/equivalent appoved by EIC.

Supplying and fixing call bell/ buzzer suitable for single phase, 230 volts, complete as required. Make-Anchor/SSK/equivalent appoved by EIC.

Supplying and fixing 3 pin, 5 amp ceiling rose on the existing junction box/ wooden block including connection etc as required.Make-Anchor/SSK/equivalent appoved by EIC.

Supplying and fixing modular blanking plate on the existing modular plate & switch box excluding modular plate as required Make- Crabtree Thames platinum range/Wipro Nowa/Legrand Myrius/Mylinc range/MK - Wraparound/equivalent appoved by EIC.

Supplying & Fixing suitable size GI box with modular plate and cover in front on surface or in recess, including providing and fixing 25 A modular socket outlet and 25 A modular SP MCB, "C" curve including connections,painting etc. as required. Make-Crabtree/Wipro/Legrand/ MK/equivalent appoved by EIC.

Installation , testing and commissioning of pre- wired, fluorescent fitting /compact fluorescent fitting/LED fittings of all types complete with all accessories and tube etc. directly on false ceiling / wall including supplying and fixing ball and socket arrangement, 2 Nos. down rods of 20 mm dia X 1.6 mm thick steel conduit upto 30 cm length, painting and wiring the down rods and connections with1.5 sq. mm FRLS PVC insulated, copper conductor, single core cable and earthing etc. as required.Dismantling items should be deposited to the store as per direction of the site in charge.

Supply and fixing of 33 micro farad, 250/440 volt, 50 Hz Capacitor as per IS:1569/1976 in metal halide light fittings on 9-12Mtrs. pole. Make: Tibcon/Epcos/Usha/equivalent appoved by EIC.

Supply and fixing of 25 W LED street light with 1 meter brecket, pressure die-cast aluminium IP66, 5700k, 240V, Efficacy>= 100lm/watt, in-built electronic driver with APFC & THD<=10%. Output Short-Circuit, Over Voltage, Surge & Phase to Phase Protection. CRI >= 70, LED beam angle= 120° suitable for pole dia 43mm (max). Make : Philips/Wipro/Bajaj/Havells/Crompton/ equivalent appoved by EIC. Note : Contractor should given 5 years guarantee of total LED set like driver, lamp etc. after commissioning at site.

Installation , testing and commissioning of wall fan/ceiling fan including wiring the down rods of standard length (upto 30 cm ) with 3 X1.5 sq mm FRLS PVC insulated copper conductor single core cable etc as required.

Supply and fixing 2.0/2.5 micro farad, 440V AC, metal body capacitor in defective ceilling fan at site. Make : Tibcon/Universal/Epcos/ equivalent appoved by EIC.

Fixing the louvers / shutters complete with frame for a exhaust fan of all sizes.

Laying and fixing of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 kV grade of following size on wall surface as required incl. S+F of 1 X 10 SWG GI wire for E.C.C making holes and manding good the damages to original finish incl. Painting. (Cable Dept supply).

Upto 35 sq mm (clamped with 1 mm thick saddle)

Above 35 sq mm and upto 95 sq mm (clamped with 25 X 3 mm MS flat clamp)

Laying and fixing of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 kV grade of following size on cable tray incl. S+F of 10 SWG GI wire as earth wire as required.

Upto 35 sq. mm (clamped with 1mm thick saddle @ 3 sets per metre.)

Above 35 sq. mm and upto 95 sq. mm (clamped with 25 X 3mm MS flat clamp @ 3 sets per metre.)

Laying of cable as below after cutting floor/pavement/wall/ and making holes incl embedding the cable at an average depth as below and mending good the damages to original finish incl S+F of 1 X 10 SWG wire for ECC (Cable Dept Supply)

From 2.5 sq mm to 35 sq mm at an average depth of 75 mm in floor/ pavement/wall etc.

Above 35 sq mm to 95 sq mm at an average depth of 100 mm in floor/ pavement/wall etc.

Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 kV grade of following size direct in ground including excavation, sand cushioning, protective covering @ 8 bricks per metre on each cable and refilling the trench etc. as required.

Upto 35 sq. mm

Above 35 sq. mm and upto 95 sq. mm

Supplying and making end termination with brass compression gland and lugs for following size of PVC insulated and PVC sheathed/XLPE aluminium conductor cable of 1.1 kV grade as required. Make-ARUN/Dowells/equivalent appoved by EIC.

2 X 6 sq mm

2 X 10 sq mm

2 X 16 sq mm

4 X 10 sq mm

4 X 16 sq mm

3.5 X 25 sq mm

3.5 X 35 sq mm

3.5 X 50 sq mm

3.5 X 70sq mm

3.5 X 95 sq mm

Supply & embedding of 40 mm GI pipe(medium class) in pole collar /foundation for cable entry including bending the pipe. Make: Bansal/Tata/ Jindal/equivalent appoved by EIC.

Painting of Steel Tubular Pole of above 9.0 mtrs. long pole.and RO Primer with 2 coats Aluminium paint, as given below with ready mixed paint/primer of Asian paints/Berger/approved make incl. preparation of surface by sand paper/emery paper, cleaning etc. for receiving fresh coat of paint.

Fixing of any type of Flood light/ sports light fittings on top of pole by 3 Nos. 10 mm dia x 87 mm long rag bolts, nuts & double washers complete either 37 mm x 10 mm MS flat support/or by other means as required

Earthing with GI earth pipe 4.5 mtr long, 40 mm dia including accesssories and providing masonary enclosure with cover plate having locking arrangement and watering pipe etc. with charcoal/coke and salt as required.Make: TATA(Medium)/Bansal(Medium)/Jindal(Medium)/ equivalent appoved by EIC.

Earthing with copper earth plate 600 mm X 600 mm X 3 mm thick including accessories and providing masonry enclosure with cover plate having locking arrangement and 40 mm dia. GI (medium gauge) watering pipe of 2.7 metre long etc with charcoal / coke and salt as required. Makee:-TATA(Medium)/Bansal(Medium)/Jindal (Medium)/ equivalent appoved by EIC.

Providing and fixing earth bus of 50 mm X 5 mm copper strip on surface on heavy duty insulator for connection etc. as required.

Providing and fixing 6 SWG dia GI wire on surface or in recess for loop earthing along with existing surface/ recessed conduit/ submain wiring/ cable as required for GI pipe earthing & others.

Providing and fixing 4.00 mm dia copper wire on surface or in recess for loop earthing along with existing surface/ recessed conduit/ submain wiring/ cable as required for copper plate earthing.

Providing and fixing 25 mm X 5 mm copper strip on surface or in recess for connections etc. as required. All Joints should be done by Brazing only after 4" overlapping the strips or as decided by the Engineer in charge.

Providing and fixing 25 mm X 5 mm G.I. strip on surface or in recess for connections etc. as required. All Joints should be done after 4"over lapping of the strips and by welding only.

Supply and Fixing medium gauge Gi pipe (ISI-Medium) protection for cable entry including bending the pipe to the required shape complete as required with laying of wire/cable through pipe.Make- TATA/Bansal/Jindal/equivalent appoved by EIC.

Fixing of followings size DB directly on surface / recessed /on flat iron legs on wall including necessary connection as required. (DBs/ switch fuse unit: Department supply).

SPN MCB DB (4 to 16 way)

TPN MCB DB (4 to 12 way)

Providing and fixing of 125 A, 16 kA,TP MCCB with thermomagnetic release and terminal spreaders in existing cubicle panel board including drilling holes in cubicle panel, making connections, etc. as required.

Supplying and fixing TPN sheet steel Enclosure on surface/recess along with 16/25/32 Amp,415 V "C" curve TPN MCB complete with connection, testing and commissioning etc. as required. Make-Legrand/Hager/Seimens/equivalent appoved by EIC.

Supplying and fixing DP sheet steel Enclosure on surface/recess along with 25/32 Amp, 415 V "C" curve DP MCB complete with connection, testing and commissioning etc.as required. Make- Legrand/Hager/Seimens/equivalent appoved by EIC.

Supplying and fixing 20 A,240 volt SPN Industrial type socket outlet,with 2 pole and earth,metal enclosed plug top alongwith 20 Amp,"C" curve, SP,MCB, in sheet steel enclosure,on surface or in recess with chained metal cover for the socket out let and complete with connections,testing and commissioning etc,as required.Make- Legrand/Hager/Seimens/equivalent appoved by EIC.

Supplying and fixing 20 A,415 volt TPN Industrial type socket outlet,with 4 pole and earth,metal enclosed plug top alongwith 20 Amp,"C" curve, TPN,MCB, in sheet steel enclosure,on surface or in recess with chained metal cover for the socket out let and complete with connections,testing and commissioning etc. as required.Make-Legrand/Hager/Seimens/equivalent appoved by EIC.

Supplying and fixing 32 A,415 volt TPN Industrial type socket outlet,with 4 pole and earth,metal enclosed plug top alongwith 32 Amp,"C" curve, TPN,MCB, in sheet steel enclosure,on surface or in recess with chained metal cover for the socket out let and complete with connections,testing and commissioning etc. As required. Make-Legrand/Hager/Seimens/equivalent appoved by EIC.

Supplying and fixing following way, single pole and neutral, sheet steel, MCB distribution board, 240 V, on surface/ recess, complete with tinned copper bus bar, neutral bus bar, earth bar, din bar, interconnections, powder painted including earthing etc. as required. (But without MCB/RCCB/Isolator) Make-Legrand/Hager/Seimens/equivalent appoved by EIC.

6 way , Double door

8 way , Double door

12 way Double door

Supplying and fixing of following ways surface/ recess mounting, horizontal type, 415 V, TPN MCB distribution board of sheet steel, dust protected, duly powder painted, inclusive of 200 A, tinned copper bus bar, common neutral link, earth bar, din bar for mounting MCBs (but without MCBs and incomer) as required. Make: Legrand/Hager/Seimens/equivalent appoved by EIC.

4 way (4 + 12), Double door

6 way (4 + 18), Double door

8 way (4 + 24), Double door

Supplying and fixing of following ways surface/ recess mounting, Vertical type, 415 V, TPN MCB distribution board of sheet steel, dust protected, duly powder painted, inclusive of 200 A, tinned copper bus bar, common neutral link, earth bar, din bar for mounting MCBs (but without MCBs and incomer) as required. (Note : Vertical type MCB TPDB is normally used where 3 phase outlets are required.). Make: Legrand/Hager/Seimens/equivalent appoved by EIC.

4 way (4 + 12), Double door

8 way (4 + 24), Double door

12 way (4 + 36), Double door

Supplying and fixing 5 A to 32 A rating, 240/415 V, 10 kA, “C” curve, miniature circuit breaker suitable for inductive load of following poles in the existing MCB DB complete with connections, testing and commissioning etc. as required. Make- Legrand/Hager/Seimens/equivalent appoved by EIC.

Single pole

Double Pole

Triple pole

Triple pole and neutral

Supplying and fixing 40A to 63A, 240/415 V MCB of Breakingcapacity 10kA & C characteristics on din rail of existing DB’s and necessery connection

Single pole

Double Pole

Triple pole

Four pole

Attending no power complaints and replacement of MCB/MCCB of any pole ( SP/ DP/TP/ FP) all Hall of Residences. All material will be supplied by the deptt.This includes disconnecting and dismantling the old items and depositing them to store.

Replacement of defective fan by good one of all Hall of Residences . All material will be supplied by the deptt. This includes disconnecting and dismantling the old & defective items and depositing them to ESC Hall office.

Repairing of defective fan by replacing capacitor/ switch/ regulator and wire etc as required at site of Hall of Residences. All material will be supplied by the deptt.This includes disconnecting and dismantling the defective items and depositing them to ESC Hall office.

Replacement of defective one switch(6A/16A) /socket(6A/16A) piano or modular type with necessary connection . All material will be supplied by the dept.This includes disconnecting and dismantling the old items and depositing them to ESC Hall office.

Fixing of lamps (Tube, PL,CFL, retrofit LED etc.) in fitting fixed on wall /ceiling or as desired. Material will be supplied by Deptt.

Repairing of all type of light fittings (by replacing starter /choke/ lamp/ holder or associated defects). All material will be supplied by the dept.This includes disconnecting and dismantling the defective items and depositing them to store.

Checking of ceiling fan and its fixing arrangement such as nut, bolt, split pin, rubber bush, clamp etc by lowering the ceiling fan and refixing ceiling fan after replacing the defective materials for ensuring safety including making necessary disconnection and connection. This job includes checking of capacitor and cleaning of fan body and blades properly. Required Material will be supplied by the dept.

Installation of exhaust fan in the existing opening including of all hardwares & making good the damage connection, testing, commissioning etc. complete as required.

Upto 450 mm sweep

Supply of 400W, E40, 200-250V Metal halide lamps (HPI-T Plus )in metal halide light fittings on 9-12Mtrs. Pole. Make:Philips/Bajaj/Havells

Supply of Ignitor for 150- 400 Watt Metal halide lamps in metal halide light fittings on 9-12Mtrs. pole. Make Philips/Bajaj/Havells

Supply of 400 W Copper ballast for Metal halide lamps in metal halide light fittings on 9-12Mtrs. Pole, Make Philips/Bajaj/Havells

Providing and fixing of lightning conductor finial, made of 25 mm dia 300 mm long, G.I. tube, having single prong at top, with 85 mm dia 6 mm thick G.I. base plate including holes etc. complete as required.

Providing and fixing G.I. tape 20 mm X 3 mm thick on parapet or on surface of wall for lightning conductor complete as required.(For horizontal run).

Providing and fixing G.I. tape 20 mm X 3 mm thick on parapet or on surface of wall for lightning conductor complete as required. (For vertical run) .

Cleaning and periodical maintenance of electrical distribution panel, panel room.

Supply and fixing 3 mm thick phenolic laminated sheet as per requirement including necessary cutting to fix switch and sockets.

Fixing only starters (for motor control) on flatiron frame/angle iron frame on wall.

Direct on Line starter for motor (upto 5 HP)

Supply & Fixing angular batten holder (Anchor) on 75mm dia PVC round block / round bakelite on wall/ceiling.

Supply of following class 1,direct mounted digital energy meter with V,I,Kwh,KVAh,Kw,KVA display with 5 years warranty including transparent hinge type engineering plastic box.Make:Secure/HPL/L & T/equivalent approved by EIC

1 phase(5-30A)

3 phase(10-60A)

Installation testing & sealing of single/three phase energy meter with screws & other fixing materials including necy. Connection as required. This job includes dismantling of old/ defective meter and shifting them to site store. Material department supply.

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/SP MCB 6-16A, 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. painting (b) 250 x 250 x 100mm

Overhauling of ceiling fan/wall fan/exhaust fan of any size without supply of bearing.

Supply and fixing 6201 bearing for ceiling fan Make: SKF/FAG.

Supply and fixing 6202 bearing for ceiling fan Make: SKF/FAG.

Full rewinding of burnt ceiling fan/exhaust fan of any model and make with all required materials for rewinding such as enamelled Grae1 copper wire 30-36 SWG,insulating materials,check-nut,eye bolt,split pin etc.Numbering the fan like IIT / ESC / 2020-2021 with 6 month guarantee for the following sizes of fans. ( Ball -Bearing and capacitor , if required will be supplied by the Deptt a.)

Ceiling fan 48" sweep

Exhaust fan upto 12 " Sweep

Exhaust fan upto 18 " Sweep

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