improvement of lighting arrangement in various mpl parks in ward no. 52 under rohini zone.; 1 earthing with g.i. earth pipe 4.5 metre long, 40 mm dia including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe etc. (but without charcoal/ coke and salt ) as required. 2 providing and fixing 25mm x 5mm gi strip on surface or in recess for connections etc as req. 3 providing and fixing 6 swg dia g.i. wire on surface or in recess forloop earthing along with existing surface/ recessed conduit/ submainwiring/ cable as required. 4 laying of one number pvc insulated and pvc sheathed / xlpe power cable of 1.1 kv grade of following size in the existing rcc/ hume/ metal pipe as required.upto 35 sq.mm 5 laying of one number pvc insulated and pvc sheathed / xlpe power cable of 1.1 kv grade of following size in the existing masonry open duct as required. upto 35 sq. mm 6 supplying and laying of following size dwc hope pipe lsi marked along with all accessories like socket, bend, couplers etc. conforming to is 14930, part ii complete with fitting and cutting, jointing etc.direct in ground (75 em below ground level) including excavation and refilling the trench but excluding sand cushioning and protective covering etc. , complete as required.63 mm dia (od-63 mm; id-51 mm nominal) 7 supplying and drawing following sizes of frls pvc insulated copper conductor, single core cable in the existing surface / recessed steel/ pvc conduit as required.3 x1.5 sq. mm 8 supplying and fixing 5 amps to 32 amps rating, 240/415 volts, 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. single pole 9 supplying, installation, testing & commissioning of street light ledfixture powder coated pressure die cast aluminum body with driver asper the requirement with driver efficiency >85%, input voltage: 140-270 volt ac, freq 50/60 hz, operating temp range -15 deg to 50 deg centigrade, internal surge protection of 5 kv l,n,e as per iec 61000-4-5, driver efficiency >85%,thd < 10% as per iec 61000-3-2 , p. f.≥0.95, ip- 66,ik-10, cri >80, under voltage and over voltage protection, emiemc as per cispr 15 , lenses for beam angle as per iesna type i/ii/iii as per the width of the road and the project requirement., suitable to fit in up to 65mm dia pipe, life time (led,driver & electrical circuitry) of minimum 50000 burning hours with 70% of initial lumen maintained till life ends as per lm80 extrapolation ies tm-21-11 report, 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 complete in all respect i/c connections with 1.5 sq mm frls, pvc insulated copper conductor single core cable and earthing etc. as required with minimum 5 year oem warranty. system lumen efficacy ≥120 <135 lm/watt output . 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). (a) 20 watt 10 supply of xlpe insulated pvc sheathed al. conductor armoured cable 1.1kv grade conforming to is-7098 of following size:-2c*6 sqmm 11 fabrication, supplying and fixing class b galvanised double overhang arm bracket made out of 250mm long galvanised top tube with cap and 250mm long 32 mm dia galvanised pipes with tightening bolts complete as required.