Enhancement of pathway lights and related electrical works at HRI Prayagraj

Amount

Laying of one number PVC/XLPE armoured 1100 volt grade LT cable upto 35 Sqmm direct in ground including excavation of soil, sand cushioning, protection covering with bricks and refilling the trench etc. as per requirement and as directed by the engineer-in-charge

Laying of one number PVC/XLPE armoured 1100 volt grade LT cable upto 35 Sqmm size in the existing RCC/ HUME/METAL pipe as per requirement and as directed by the engineer-in-charge

Supply, installation, testing and commissioning of size 4C x10 sq.mm, 1100 V grade PVC insulated PVC sheathed and armoured aluminium conductor power cable to IS 1554. Laying of cable will be paid separately under relevant items

End termination of 4C x10 sq.mm.Aluminium cables with single compression tinned brass glands and crimping type lugs (Aluminium lugs for A1 cables and copper lugs for copper cables.)

Dismantling of Pole/ Security light standard strut embedded in cement concrete foundation etc and shifting to the desired location as required .

Erection of Metallic/GI tubular poles upto length of 9.0 meter long (suitable for one light fitting), in cement concrete 1:3:6 ( 1 cement : 3 coarse sand : 6 graded stone aggregate nominal size) foundation including excavation & refilling etc. as required, embedment of ERW conduits for cable entry, MS box of size 250mm x 300mm x 100 mm deep metal box.

Supply and transport of 9 meter long swaged hot dipped galvanized, corrosion free tubular pole with breacket suitable for one LED light fitting. Pole should be painted with synthetic enamel paint of approved brand and manufacture and required colour over a priming coat of approved steel primer as decided by the engineer-in-charge

Painting (Two or more coats) on MS/GI Pole of 150 mm dia. of following length with synthetic enamel paint of approved brand and manufacture and required colour over a priming coat of approved steel primer as decided by the engineer-in-charge

upto hieght 8 meter long pole (Total no. of poles - 25)

upto hieght 6 meter long pole (Total no. of poles - 21)

Supplying & drawing of 1.5 sq.mm., 3 core size copper conductor, PVC insulated flexible cable from junction box to lighting fixture, earthing,

Refurbuishing of existing junction box will be comprises of 1 no. of suitable rating SP MCB, 8 way connector, suitable lugs etc. as required.

Make in good shape with required safety feature as available in street light including supply, transport and refurbishing of existing poles (Upto 6M height) MS/GI tubular poles installed at campus, wiring with 1.5 sq.mm., 3 core copper conductor, PVC insulated flexible cable from junction box to lighting fixture and junction box, earthing, painting etc. including 4 way connector, suitable lugs and glands.

Supply & Fixing of suitable cover as per existing junction boxes for Street light/Security light poles (Sample photograph has been attached in tender document)

SITC of LED fixtures with Lens as per the specification mentioned below: LED fitting 90 watt, supply voltage: 180-240V, condition for voltage fluctuations should be considered and the system should be robust enough to withstand such variation in supply source, Beam angle: 120 to 170 degree, PF: 0.9, Luminaire efficiency: more than 85%, CRI: more than 70, surge: up to 3 KV or above, Photometric Distribution: Suitable for street/path light, Housing: Diecast, Luminaire efficacy: The luminairies should have a system efficacy of greater than 60 lm/w, correlated color temperature (CCT): High power LED with correlated color temperature of 6500 K (+_ )500K, operating temp: -10 to +50 deg centigrade, ingress protection: IP65 or above , THD: Less than 20%, Average Life span of LED : more than 50000 hours. (Make: Syska/Havells/Crompton/ Philips)

NANAK POWER SOLUTIONS

helimek contractor and Engineers