Annual Maintenance contract for day to day routine electrical maintenance and minor electrical projects in Academic zone buildings at IIT Madras campus for the year 2023-2024

Amount

Charges for operation of lifts at Administrative block as per the terms & condition specified.

Labour charges for rectification of general electrical faults in all electrically connected board/equipments/ all electrical acessories, including replacement, cleaning and making of them in good working condition in all academic zone buildings and as per the terms and condition vide annexure. The replacement items should also be returned promptly for accountability. The rectification of defects and replacement of all accessories should be carried by posting Electrician -3 persons , Helper - 4 Persons & 1 Supervisor ( for both minor projects & Maintenece) from 9.00AM to 6.00PM from Monday to Saturday- 1 set consists of Supervisor with C licence , Electrician with 'B' license & Helper .

Supplying of following accessories for replacement in item no.2 as and when required during the AMC period.

1200mm x 40 W or 36W fluorescent tube

600 mm x 20W or 18 W fluorescent tube

40W Electronics ballast

40W starter

20W starter

9W to 18 W PL Lamp (2pin)

9w to 18 W PL Lamp (4pin)

9W /18 W electronic ballast.

4 Watts LED spot lamps complete set including power supply unit.

5A 3 pin top

15 A 3 pin top

Resistant type fan regulator

Ceiling rose

2.5 mfd fan condensor

5 A flush type SP switch

5 A flush type 2 way switch

15 A flush type SP switch

5 A 5pin Flush type socket

15 A 6 pin Flush type socket

Slanting / Pattern / Pendent PVC holder

Wooden round block

5 A flush type modular bell Push

150W Electronics modular make (1 module) stepped fan regulator

150W Electronics modular make ( 2 module) stepped fan regulator

20A Metal clad socket top( 2 pin & Earth)

32 amperes TP+N+E tempra plug TOP

6 A one way modular type switch

16 A one way modular type switch

6 A 3/5 pin Modular socket

16 A /6 A modular socket

Blanking Modular plate

14W T5 FTL (HPL-6500K) warm/ cool

28w T5 FTL (HPL-6500K) warm/ cool

Supplying of GI or PVC Box with Modular plate for the following items in concealed or surface with wall and necessary in coming and out going connections.

3 Module

5 / 6 Module

8 Module

10/12 Module Square or Horizontal

16/18 Module Square or Horizontal

Supplying and fixing of ball and socket on the existing round block

Providing and fixing extra conduit down rod of 20mm dia, 2x 10cm length wiring with 2core 1.5sqmm FRLS PVC insulated copper conductor, single core cable including painting etc as required.

Supplying and fixing of additional fan down rods for suspension of fans from ceiling if required.

Supplying & fixing of remote call bell/ buzzer on wall with necessary connections. The guarantee of the bell should be one year.

Supplying and fixing of call bell/ buzzer suitable for D.C/ A.C. single phase, 230 volts, complete set as required.The guarantee of the bell should be one year

Suppling and laying of following flexible multistrand copper cable

3C x 2.5 Sqmm

4C x 2.5 Sqmm

3c x 4 sqmm

4 c x 4 sqmm

5c x 6 sqmm

4 C x 16 Sqmm

1C x 25 Sqmm

Shifting of UPS & allied battery bank (up to 30kVA) with necessary connections

Supplying and fixing of fan hook with single anchor fationer as insisted by Engineer incharge

Supplying and fixing of fan hook with double anchor fationer as insisted by Engineer incharge

Removing and refixing of Light fittings/fans/DB's/MCB"s/Enclosures and wirings including PVC pipe and acessories in other locations with necessary connections.

Rewinding of 1200 /1400 mm sweep ceiling fans using enameled copper wire of same gauge, varnishing and required accessories like changing of Ball Bearings, Condensor, Condensor Clamp , enamel painting with same colour and making the fan working condition .The rate should be inclusive of transportation and the warranty of the workmanship should be minimum six months.

Rewinding of 450 mm sweep Exhaust fans using enameled copper wire of same gauge varnishing and required accessories like changing of Ball Bearings, Condensor, Condensor Clamp and making the fan working condition .The rate should be inclusive of transportation and the warranty of the workmanship should be minimum six months.

Part-B ( Minor Project Works)

Point wiring in PVC conduit, with modular type switch/regulator wiring for light point/ fan point/ exhaust fan point/ call bell point/ 6 amps switched socket with 1.5 sq.mm FRLS PVC insulated copper conductor single core cable in surface/ recessed PVC conduit, with modular switch, modular plate, suitable GI / PVC box, ceiling rose, round block and earthing the point with 1.5 sq.mm FRLS PVC insulated copper conductor single core cable etc as required and instructed by the engineer incharge. Group C

Wiring for group controlled (looped) light point/fan point/exhaust fan point/ call bell point ( without independent switch etc.) with 1.5 sq. mm FRLS PVC insulated copper conductor single core cable in surface/ recessed PVC conduit, and earthing the point with 1.5 sq. mm FRLS PVC insulated copper conductor single core cable etc. as required and instructed by the engineer incharge. Group C

Supplying and fixing of following modular switch/ socket on a modular plate & G I /PVC switch box including connections as required

6 amps. socket controlled by 6 amps. one way switch.

6/16 amps. socket controlled by 16 amps. one way switch.

3x 5 Amps socket controlled by one 15 Amps.Switch

2x 5 Amps socket controlled by one 15 Amps.Switch + 5 amps. socket controlled by one 5 amps. switch

6/10/13 amps. International socket controlled by 16 amps. one way switch

Supplying and fixing of following size MK premium base & lid CMS with accessories including end caps, flexible internal/external corners flat angles,Flat tee, joint cover wherever necessary with cable divider, required type of modular box etc as per the site requirements

100mm x 50mm

50mm x 50 mm

Wiring for circuit/submain wiring along with earth wire with the following sizes of FRLS PVC insulated copper conductor, single core cable in surface /recessed medium class PVC conduit as required.

2 runs of 1.5 sq.mm and 1 run of 1.5 sqmm cable.

2 runs of 2.5 sq.mm and 1 run of 2.5 sqmm cable.

2 runs of 4.0 sq.mm and 1 run of 4 sq.mm cable.

2 Runs of 6.0 sq.mm and 1 run of 6sq.mm cable.

2 Runs of 10.0 sq.mm and 1 run of 6 sq.mm cable.

2 Runs of 16.0 sq.mm and 1 run of 6 sq.mm cable.

4 runs of 4.0 sq.mm and 2 runs of 4 sq.mm cable.

4 runs of 6.0 sq.mm and 2 runs of 6 sq.mm cable.

4 runs of 10.0 sq.mm and 2 runs of 6 sq.mm cable.

4 runs of 16.0 sq.mm and 2 runs of 6 sq.mm copper cable.

4 runs of 25 sq.mm and 2 runs of 6 sq.mm copper cable

Supplying and drawing of following sizes FRLS PVC insulated copper conductor single/ multi strand cable in the existing surface/ recessed cable management system / casing capping/PVC /steel condiut as required.

3 runs of 2.5 sq.mm

3 runs of 4.0 sq.mm

3 Runs of 6.0 sq.mm

6 Runs of 4.0 sq.mm

6 Runs of 6.0 sq.mm

Supplying and fixing following company made sheet steel, MCB distribution board, 240V or 415 volts, on surface/ recess, complete with tinned copper busbar, neutral busbar, earth bar, din bar, detachable gland plate, interconnections, phosphatized and powder painted including earthing etc as required. ( without MCB/ RCCB/ Isolator).

2+6 way single phase and neutral.

2+8 way/10 way single phase and neutral (double door type)

4 way (4+12)three phase and neutral (double door type)

8 way (4+24) three phase and neutral (VTPN double door type).

12 way (4+36) three phase and neutral (VTPN double door type)

Providing and fixing following of rating and breaking capacity MCCB in the existing cubicle panel board including drilling holes in cubicle panel, making connections, etc as required.

16 kA, 100 amperes 3 pole MCCB

16 kA,125 amperes 3 pole MCCB

16 kA,150 amperes 3 pole MCCB

36 kA,125 amperes 4 pole MCCB

36 kA,200 amperes 4 pole MCCB

Supplying & fixing of following ratings, miniature circuit breaker in the existing MCB/MCCB DB's complete with connections, testing and commissioning etc as required.

6 - 32 Amperes Single pole MCB

6 to 32 Amperes double pole MCB

6 to 32 Amperes triple pole MCB

6 to 32 Amperes Triple Pole and Neutral MCB

40A double pole MCB

40A triple pole MCB

40A four pole MCB

63A Double pole

63A triple pole MCB

63A four pole MCB

80A four pole MCB

100A four pole MCB

Supplying & fixing of following MCB/MCCB's inclusive of suitable company made sheet steel enclosure on wall/ concealed on wall complete with necessary earth connections and end terminations as required

6-32A double pole MCB

6-32A Triple pole MCB

6-32A four pole MCB

40A double pole MCB

40A Triple pole MCB

40A four pole MCB

63A double pole MCB

63A Triple pole MCB

63A four pole MCB

63A TPN MCCB

Supplying & fixing of following metal clad/tempra plug and socket in a company made sheet steel enclosure on wall/in flush with wall with necessary connections and earth connections.

20A 1Φ MC Plug and Socket controlled by 20A DP MCB ( Socket and MCB in a separate enclosures)

32A 3Φ MC Plug & Socket controlled by 32A TPN MCB

32A 3Φ Tempra Plug & Socket (3P+N+E-FP)controlled by 32A TPN MCB

63A 3Φ Tempra Plug & Socket controlled by 63A TPN MCB

Supplying, installation, testing and commissioning of pre wired following type of FTL /CFL fittings complete with all accessories and Tubes/CFL etc on wall/ceiling/false ceiling including connections with 1.5 sqmm FRLS PVC insulated single core copper conductor wires and earthing etc as required.The LED fittings will be supplied CDL/WW/NW as instructed by the Engineer in charge

Crompton LDLSRN28-CDL Model 1200mm x 28-Watt LED Batten 3000K/ 6500k or equivalent in Philips

Supply

Installation

Crompton Make LDLSRN24-CDL Model 1200 x 24 W LED Battern 3000K/ 6500k or equivalent in Philips

Supply

Installation

Crompton Make LDLSRN36-CDL Model 1200 x 36 W LED Battern 6500k or equivalent in Philips

Supply

Installation

Crompton Make Model Trend I LCLP54-36-CDL LED Fitting 6500k or equivalent in Philips

Supply

Installation

Crompton Make Model VECTOR I to VII LCTLRF (1 to 7)-36-CDL LED Fitting 6500k or equivalent in Philips

Supply

Installation

Crompton Make Model POLARIS NEO-I LCTLRNE-36-FO-CDL 600mm x 600mm 36W square panel light with 6500K or equivalent in Philips

Supply

Installation

Crompton MakeModel POLARIS NEO-I 600mm x 600mm 24W square panel light with 6500K or equivalent in Philips

Supply

Installation

600mm x12 W battern LED fitting complete set Crompton or Philips make

Supply

Installation

18W LED Surface mounting fitting complete set. Crompton make Model LCDSPLN-R-18CDL Square or Round or eqivalent in Philips.

Supply

Installation

15 W LED Recessed mounting fitting complete set. Crompton make Model Quartz LCDEP or LSDEP 15CDL/WW Square or Round or eqivalent in Philips.

Supply

Installation

18 W LED Recessed mounting fitting complete set. Crompton make Model Quartz LCDEP or LSDEP 15CDL/WW Square or Round or eqivalent in Philips.

Supply

Installation

Crompton Make Model SUPRA NEO-II LWV12-70-CDL with control gear housing and eye bolt or eqivalent in Philips

Supply

Installation

Supplying and Replacing the following spares for the LED light fittings

40W/ 36W LED Driver and surge protecion

15 to 20W LED Driver and surge protecion

70 -150W LED Driver and surge protecion

Supplying, installing, testing and commissioning of following sweep super efficient BLDC / Orient PSPO ceiling fan with 3 leaf , 5 speed completely pre wired up to the terminal block complete as required.The sample to be got approved before procurement.

900 mm sweep ceiling fan (Orient PSPO)

1200 mm sweep ceiling fan (BLDC)

Supply

Installation

1400 mm sweep ceiling fan (Orient- PSPO)

Supplying and installation of following exhaust fans with metal blade and louvers/ shutters in the existing opening and making connections and testing, commissioning etc as required.

300 mm sweep exhaust fan with metalic blade

Supply

Installation

450 mm sweep exhaust fan (heavy duty)

Supplying & providing of 400 mm sweep with metal blade pedestal mounting fan including transporting, assembling and put into service.

Earthing with GI earth plate 600x600x6 mmthick including acessories and providing masonary enclosure with cover plate having locking arrangement and watering pipe of 2.7m long etc with charcoal/coke and salt as required. (or) - Chemical earthing copper bonded solid rod 25mm dia earth electrode with ,3 metre length with 50Kg high conductive earthing compound including all acessories and providing HDPE round earth pit chamber and cover (300MMx350MM) with cover plate having locking arrangement as instructed by engineer incharge(make: cikit,infinite, Ashlok).

Earthing with copper earth plate 600x600x3mmthick including acessories and providing masonary enclosure with cover plate having locking arrangement and watering pipe of 2.7m long etc with charcoal/coke and salt as required.

Supplying and laying of following size earth flats/ earth wire in PVC pipe at 0.50 mt below the earth including soldering/welding as required

Single run of 4 sqmm multistranted copper wire in a suitable PVC pipe and clamps

Single run of 6 sqmm multistranted copper wire in a suitable PVC pipe and clamps

Single run of 10 sqmm multistranted copper wire in a suitable PVC pipe and clamps

Single run of 16 sqmm multistranted copper wire in a suitable PVC pipe and clamps

25 x 5mm copper strip

25 x 5mm GI strip

Supplying and fixing following company made sheet steel, Race ways and acessories on floor surface/ recess, complete suitable for detachable junction boxes , interconnections, phosphatized and powder painted including earthing etc as required.

Floor junction box cover (CAT No:6896 31) LEGARAND

FLOOR junction box (CATNo 6896 34) LEGARAND

Popup Box 8 Module -MK

Floor Race Ways ALU-LEGRAND (100x50)

Concrete earth chamber with cover plate inner size 350X350X350 mm including excavation and all masonary works. The work should be inclusive of white washing the masonary pedastals , paint marking for the earth values, date of testing done , due date for the next test and pit number on the enclosures and also inside the earth pit.

Testing of earth electrodes using necessary testing equipment and improve the earth by excavating the soil and sub soil and refilling the same with alternate layer of charcoal/coke and salt if required. The values are to be entered in a seperate register and submitted to the Engineer incharge . The work should be inclusive of replacement of bolts and nuts, white washing the masonary pedastals , paint marking the earth values, date of testing done , due date for the next test and pit number on the enclosures and also inside the earth pit.

S. N. ELECTRIC & MAINTENANCE PRIVATE LIMITED

Delhi Electrical Construction

PRIYA ENTERPRISES ELECTRICALS

M/s T and C ENGINEERS PVT LTD