REPAIR AND MAINTENANCE OF ELECTRICAL BREAKDOWN INCL FAULT DETECTION, LOCALIZATION AND RECTIFICATION IN UNDERGROUND NETWORK AT DHAULA KUAN PART-II, 5 RMC, URI ENCLAVE, RR COLONY, 61 CAVALARY, TODAPUR, PERIRA ENCLAVE, 1 WEC, EETSU, DASH, AEC, 48 MVH, WESEE, SIG CENTRE, WEE WKSP, BRAR SQUARE, YELLOW DOUBLE STOREY, BAFFLE RANGE, NODAL PUMP HOUSE-II, NICHOLSON RANGE AND ADJOINING AREA OF AGE (U) ELECT SUPPLY NO. II, UNDER GE (U) ELECT SUPPLY, DELHI CANTT-10; 1 Material & labour for excavationin trenches not exceeding 1.5 metre wide & not exceeding 1.5 meter in depth for foundation, laying of cable or pipe (where provided for protection of cable or fixing with poles and stays) and getting out in any type of soilincluding trimming the sides and forming bottom surfaces to required levels complete all as specified and directed by the Engr-in-Charge. 2 Material & labour for returning filling in, Including spreading, levelling, Watering and well ramming soil in layers not exceeding 25 cm thick complete all as specified and directed by the Engr-in-Charge. 3 Material & labour for removal excavated material (ie soil) from site to a distance n. exc 50 mtrs away and depositing where directed at a level n. exc. 1.5 mtr above the starting point complete all as specified and directed by Engr-in-Charge. 4 Material and labour for river washed and screened, dry sand for filling in trenches below and around underground cables for cushioning of cables etc,complete all as specified and directed by the Engr-in-Charge. Note : Measurement shall be taken after punning down. 5 Supply & Fixing of sub class B bricks having minimum compressive strength 75 Kg/ Sqcm laid in trenches for cable protection etc complete all as specified and directed by the Engr-in-Charge. 6 All as per srl item No 5 here-in-before but using old bricks obtained under srl item No 1 here in before. complete all as specified and directed by the Engr-in-Charge. 7 Supplying and laying un-reinforced precast concrete cable cover, class HV, type 1, flat size 300mmx 180mm x 40mm complete all as specified and directed by the Engr-in-Charge. 8 All as per srl item No 7 here-in-before but using old un-reinforced precast concrete cable coveobtained under srl item No 1 complete all as specified and directed by the Engr-in-Charge. 9 Supplying, laying, jointing testing and connecting in replacement of overhead lines/underground cables, XLPE insulated, screened, PVCbedded, galvanised steel strip or wire armoured,electric power cable (heavy duty) with multistranded aluminum conductors,IS 7098marked, suitable for LT 1100 Voltsystem, laid in trenchesfixed to pole, including jointing & testing complete all as specified and directed by the Engr-in-Charge of following sizes:-Note :-Excavation, earth work, cable protection, sand fillings, cable joint shall be measured and paid separately under respective items of schedule. 10 16 Sqmm 4 core 11 25 Sqmm 3.5 core 12 35 Sq mm 3.5 core. 13 50 Sq mm 3.5 core. 14 70 Sqmm 3.5 core 15 95 Sqmm 3.5 core 16 120 Sqmm 3.5 core 17 185 Sqmm 3.5 core 18 240 Sqmm 3.5 core 19 300 Sqmm 3.5 core 20 Supplying, laying, jointing testing and connecting in replacementXLPE insulated, screened, PVCbedded, galvanised steel strip or wire armoured,electric power cable (heavy duty) with multistranded aluminum conductors, 11 KV grade, IS 7098marked, suitable for HT 11 KV(E) system, laid in trenchesfixed to pole, including jointing & testing complete all as specified and directed of following sizes :-Note :-Excavation, earth work, cable protection, sand fillings, cable joint shall be measured and paid separately. 21 95 sqmm 3 core. 22 120 sqmm 3 core. 23 150 sqmm 3 core. 24 185 sqmm 3 core 25 240 sqmm 3 core 26 300 sqmm 3 core 27 400 Sqmm 3 core 28 Testing the cables with high voltage DC testing machine and locating the fault in the cables by fault locating machine to pin point exact position of fault, disconnecting faulty 11 KV HT cables of different sizes from both ends, removal of Fault,Re-connections and testing of cables after removal of fault complete all as specified and directed by the Engr-in-Charge.Note: (a)11 KV HT cable & joints shall be measured and paid for seperately under respective items of schedule. (b) Retrieved old serviceable cable cover/brickswill be laid in trenches for cable protection. If extra PCC cover/bricks and sand required at site shall be measured and paid separately under respective items of BOQs.(c) Excavation and earth work will be measured and paid for seperately under respective items of schedule. 29 All as per item Ser No 11 above but1100 Volt LT cables complete all as specified and directed by the Engr-in-Charge. 30 Taking outfaulty underground 1100 Volt LT cable of differentsizes by excavation and removingbricksof any size and relaying in the same trenches or re routing after rectification of fault or replacing faulty portion of cable with new cable and removing of surplus soil and using newbricks as required. Note: (a) 1100Volt LT cable & joints shall be measured and paid for seperately under respective items of schedule. (b) Retrieved old serviceable brickswill be laid in trenches for cable protection. If extra bricks and sand required at site shall be measured and paid separately under respective items of BOQs.(c) Excavation and earth work will be measured and paid for seperately under respective items of schedule. 31 All as per item Ser No 13 above but 11000 Volt HT cables complete all as specified and directed by the Engr-in-Charge. 32 Material and labour for disconnecting faulty /burnt end or portion of cable byremoving the cable from loop including necessary excavation & earth work , suitable size of thimble LT tap , relaying and reconnecting the cable by removing faulty/burnt portion of cable and preparing fresh terminals for 25 Sqmm 3.5/4 core to 240 Sqmm3.5 core of LT cable toLT Panel/pole/main switch complete all as specified and directed by the Engr-in-Charge. 33 Supply, fixing and testing LT straight through joint heat shrinkable type with jointing kit suitable for cable PVC/XLPE insulated armoured heavy duty aluminium conductor 1100 Volts grade complete all as specified and directed by the Engr-in-Charge for the following sizes :- 34 16-25 Sqmm x 3.5 core/ 4 core 35 35-50 Sqmm x 3.5 core 36 70-95 Sqmm x 3.5 core 37 120-150 Sqmm x 3.5 core 38 185 -300 Sqmm x 3.5 core 39 Supply and fixing of Cable jointing kit for 11 KV (Earthed) grade cable for indoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable complete all as specified and directed by the Engr-in-Charge offollowing size :- 40 95 Sqmm,3 core to 120 Sqmm 3 core 41 150 Sqmm to 185 Sqmm, 3 core. 42 240 Sqmm to 400 Sqmm 3 core 43 Supply and fixing of Cable jointing kit for 11 KV (Earthed) grade cable for outdoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable complete all as specified and directed by the Engr-in-Charge. offollowing size :- 44 95 Sqmm 3 core to 120 sqmm 3 Core 45 150 Sqmm to 185 Sqmm, 3 core. 46 240 Sqmm to 400 Sqmm, 3 core. 47 Supply and fixing of Cable jointing kit for 11 KV (Earthed) grade cable for straight through heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cablecomplete all as specified and directed by the Engr-in-Charge.of following size :- 48 95 Sqmm 3 core to 120 sqmm 3 Core 49 150 Sqmm to 185 Sqmm, 3 core. 50 240 Sqmm to 400 Sqmm 3 core 51 Material and labour for boring of hole under road/pavement/hard standing or any other situation by manual means and including GI pipe 100 mm bore (medium grade) and making good both ends all specified and directedcomplete all as specified and directed by the Engr-in-Charge. 52 Supply and laying GI pipe light grade in replacement as cable protection laid on trench/floor, fixed on pole/wall etc of complete all as specified and directed by the Engr-in-Charge of following sizes:- 53 100 mm dia 54 80 mm dia 55 50 mm dia 56 40 mm dia 57 Supply and laying as replacement in sub station fixing 3.3 KV to11 KV insulating mat of size 5mtr x 1 mtr x 2.5 mm thick specification as per IS-15652 2006 complete all as specified and directed by the Engr-in-Charge. 58 Material and labour for earthing complete with galvanised steel earth plate electrode 60 cm x60 cm x 6 mm thick buried directly in ground ,(Earth pit not less than 2.25 meter deep below ground level) with top edge of plate not less than 1.5 meter below normal ground level ,connected to and including galvanised iron earth wire 32 X 6 mm by means ofnut, bolts, check nuts and washers of galvanised iron or steel and provision of charcoal dust and common salt packed all around the earth plate including necessary excavation and earth work in any type of soil and testing complete all as specified and directed by the Engr-in-Charge and shown in electrical plate number 3 of MES SSR part-I (1991) Note : (a) The unit rates quoted against this item shall be deemed to include the cost of excavation and earth work in any type of soil, common salt & charcoal dust in alternate layers, PCC 1:3:6 as in pit, precast RCC 1:2:4 type B-1 with necessary reinforcement as in cover & frame for pit, funnel, watering pipe 20 mm bore GI pipe light grade, protection pipe 40 mm bore GI pipe medium grade etc.(b)The quoted rates shall also deemed to include the cost of earth test point and earth strip/GIlead wire and protection pipe upto 7.5 meter beyond the earth plates electrode. 59 S&Fin replacement of UNSV /Burnt MCCBs of capacity630 Amps, FP, 50 KA, 415 Volts 50 Hz, AC, with adjustable thermal and magnetic release fixed in any type of existing LT panel/Feeder piller including taking out old existing unserviceable MCCB from panels etc complete all as specified and directed by the Engr-in-Charge. 60 All as per ser item No 24 above but rating of MCCB 400 Amp, 36 KAcomplete all as specified and directed by the Engr-in-Charge. . 61 All as per ser item No 24 above but rating of MCCB 100 Amp, 25 KA complete all as specified and directed by the Engr-in-Charge. 62 All as per ser item No 24 above but rating of MCCB 63 Amp, 16 KA complete all as specified and directed by the Engr-in-Charge. 63 S&F in renewal on load change over switch open execution of capacity 400 Amps , 4 pole , 415 volt , 50 Hz fixed in any type of existing LT panel/Feeder piller including taking out old existing unserviceable changeover from panels etc complete all as specified and directed by the Engr-in-Charge. 64 S&F of cable route indicator made of RCC (Nominal Mix) type B0 1:2:4 (12.5mm graded stone aggregate) with 8mm TMT Bar 150mm c/c of size 1m height X 60cm wide X 10cm thick tapered on top, visible above ground, duly painted with synthetic enamel paint of yellow colour base and letters with black paint. The description for writing for HT cable 33 /11KV complete all as specified and directed by the Engr-in-Charge (NOTE : Sample kept in Engr-in-Charges office)Note : Rate for PCC 1:3:6 for foundation (min size 0.8mx0.3mx0.3m) of aggregate size 20mm including necessary excavation& earthwork for cable route indicator deemed to be included in the item. 65 Material and labour for spreading of stone aggregate of nominal size not more than 25mm under 4/6 pole HT structure /surrounding area of outdoor RMUmanually without damaging any equipments, cable or parts , spreading & leveling of finished gravel uniformly in layers n. ecc. 15 cm thick watered and rammed to true surface complete all as specified and directed by the Engr-in-Charge. 66 Supplying & fixing of LED street light Fitting 60 watt LED, IP-66 protection, single piece pressure die cast aluminiumhousing high grade powder coated finish with heat resistant toughned clear glass cover for lamp and control gear compartmentwith high voltage surge protection device up to 4.5 KV complete all as specified and directed by the Engr-in-Charge. NOTE : Make WIPRO Cat Part No. LR02-671-XXX-57-G3 or equivalent in Philips / Bajaj as approved by GE. 67 Supplying & fixing of LED street light Fitting 45 watt LED, IP-66 protection, single piece pressure die cast aluminiumhousing high grade powder coated finish with heat resistant toughned clear glass cover for lamp and control gear compartmentwith high voltage surge protection device up to 4.5 KV complete all as specified and directed by the Engr-in-Charge. NOTE : Make WIPRO Cat Part No. LR02-501-XXX-57-G3 or equivalent in Philips / Bajaj as approved by GE. 68 Supply, drawing, connecting & testing of 3 core, 1.5 Sqmm PVC insulated and PVC rounded sheathed, copper conductor (flexible) industrial cable 1100 Volts grade conforming to IS-694 in steel tubular polefrom KIOSK box to light fittings including PVC conduit of size 20mm bore with clamping(Wherever required) andproviding suitablecopper lugs complete all as specified and directed by the Engr-in-Charge. 69 Supply and fixing of LED Flood light fittings in replacement of capacity 120 Watt suitable for mounting on street light poles through suitable clamps, IP-65 protection, single piece pressure die cast aluminium housing high grade powder coated finish with heat resistant toughned clear glass cover for lamp and control gear compartment with high voltage surge protection device up to 5 KV, with bolts, nuts & washers complete all as specified and directed by the Engr-in-Charge. NOTE : Make WIPRO Cat Part No. LF40-132-060-57-XX or equivalent in Philips / Bajaj as approved by GE. 70 Supply and fixing of LED Flood light fittings in replacement of capacity 200 Watt suitable for mounting on street light poles through suitable clamps, IP-65 protection, single piece pressure die cast aluminium housing high grade powder coated finish with heat resistant toughned clear glass cover for lamp and control gear compartment with high voltage surge protection device up to 5 KV, with bolts, nuts & washers complete all as specified and directed by the Engr-in-Charge. NOTE : Make WIPRO Cat Part No. LF40-272-060-57-HE or equivalent in Philips / Bajaj as approved by GE. 71 Taking down unservicable RCC/ steel tubular poles of any type and supply & installingsteel tubular swaged poles type 410 SP-31 (9 mtr long) of approx wt.147 kg conforming to IS 2713 (Part-II), complete with cast iron/MS plate 6mm thick and of size 300x300mm, final taper, pole cap, bolts, nuts, washers & screw etc including excavation, earth work, PCC foundation,PCC coping,GI pipe for cable protection etc complete all as per manufacturers instructions and complete all as specified and directed by the Engr-in-Charge. NOTE:- The unit rate in this item is deemed to be included the cost of exacavation and earth work in any type of soil,PCC foundation 1:4:8 type D-2 , PCC coping 1:2:4 type B-1 as in steel tubular pole The steel pole shall be painted by bituminious paint total length inside and up to planting depth outside and remaining portion of pole painted with two coat of aluminium paint over a coat of red oxide complete all as specified and directed by the Engr-in-Charge. 72 Taking down unservicable RCC/ steel tubular poles of any type and supply & installingsteel tubular swan neck poles type 410 SP-31 (9 mtr long) of approx wt.147 kg conforming to IS 2713 (Part-II), complete with cast iron/MS plate 6mm thick and of size 300x300mm, final taper, pole cap, bolts, nuts, washers & screw etc including excavation, earth work, PCC foundation,PCC coping,GI pipe for cable protection etc complete all as per manufacturers instructions and complete all as specified and directed by the Engr-in-Charge.NOTE:- The unit rate in this item is deemed to be included the cost of exacavation and earth work in any type of soil,PCC foundation 1:4:8 type D-2 , PCC coping 1:2:4 type B-1 as in steel tubular pole The steel pole shall be painted by bituminious paint total length inside and up to planting depth outside and remaining portion of pole painted with two coat of aluminium paint over a coat of red oxide complete all as specified and directed by the Engr-in-Charge.. 73 Supply & Fixing of KIOSK box wheather proof including made out of one piece mounted SMC base and door pole mounted hinged door size 333x233x120mm out side and 300x200x105mm inside dimensions comprising of aluminium bus bar 4 strips for 3 phase and neutral 63 Amps and 6 Amps MCB with base including embossing/painting of danger notice of size not less than 10cm x 7.5cm with letters, figures and conventional skull and bones in signal red colour on front face of KIOSK box body with MS clamp of suitable sizehaving suitable size nut,bolts & washer complete all as specified and directed by the Engr-in-Charge. 74 Supply & Fixing in replacementbracket for street light fitting complete with 1.5 to 2.2 mtr long 32/40mm dia GI pipe medium grade and including necessary mild steel clamp , nuts,bolts and wahsers and painting on steel surfaces with two coats of aluminium paint complete all as specified and directed by the Engr-in-Charge. 75 M&L for re-painting of LT Steel tubular poles of any sizes with apply of 2 coats of aluminium paint including rubbing with wire brush/emery paper & writing pole Nos in appropriate size of letters including making yellow and black strips upto height of 1.5 mtr above from ground level complete all as specified and directed by the Engr-in-Charge. 76 Supply, installing, testing and commissioning in replacement of factory made and testedBus bar chamberoutdoor type with canopy made out of 3.15 mm CRCA MS sheet, and 40x40x5mm thick MS angle iron frame work,powder coated finish over one coat of red oxide primer on outside surface and painted inside with two coats of red oxide primer, front opening type, with apron for cable entry closing locking arrangement ,of size 450mm x 450mm x 300mm with 4 Nos500 Amps aluminium bus bar and with 250 Amp MCCB,4 pole, 36 KA, 415 Volt 50 Hz including excavation,earth workand platform for the Bus bar chamberwith PCC 1:4:8 type D-2 with 40 mm graded crushed stone, 15 cm thick in foundation, brick work in CM 1:6 with sub class B, old size bricks, rendering 15 mm thick in CM 1:6 on exposed surfaces and 100 mm thick PCC padding 1:3:6, type C-1 using 20 mm graded crushed sotne aggregate on top and grouting bolts etc for Bus bar chamber.The platform shall be such that it is of a height 45 cm above the nearest road level complete all as specified and directed by the Engr-in-Charge. 77 Supplying and installation in replacement factory made and tested (including CPRI type tested certified panel) TimerPanel board ,cubical , out door type , plate form mounted, suitable for 415 volts, 3 phase, 4 wire, 50 HZAC supply system . The panel shall be dust and vermin proof. IP-65 class protection and shell be made of 3.15 mm CRCA MS sheet, and minimum32x32x5mm thick MS angle iron frame work,powder coated finish over one coat of red oxide primer on outside surface and painted inside with two coats of red oxide primer, frontopening type,closing locking arrangement including power wiring with 10 Sqmm PVC insulated solid, copper conductor FRLS cable, IS-694 marked,1100 volts gradeand internal wiringwith 1.5 Sqmm copper conductorand comprising of the following:-(i)MCCB 3 pole , 32Amps,50 Hz,415 Volts, 16 KA, with thermal magneticrelease - 01 Nos (ii) 3 Pole power contractor, type MNX 110 having 2 NO +2 NC contacts -01 (iii)Analog Time switch , 240 Volt AC , 50 Hz-01 No(iv) Auto /manual selector switch -10 No(v) Aluminium bus bar 100 Amps, 4 strip 3 phase and neutral 415 volts, 50 Hz, duly insulated with heat shrinkable PVC sleeves- 01 SetPlatform for the timer panel with PCC 1:4:8 type D-2 with 40 mm graded crushed stone, 15 cm thick in foundation, brick work in CM 1:6 with sub class B, old size bricks, rendering 15 mm thick in CM 1:6 on exposed surfaces and 100 mm thick PCC padding 1:3:6, type C-1 using 20 mm graded crushed stone aggregate on top and grouting bolts etc for panel.The platform shall be such that it is of a height 45 cm above the nearest road level. 78 Supply and Installation ofHT CT operated Trivector Meter with the following specifications:-(a) Meter Type:LT 3 Phase 4 Wire Electronic Tri vector Meter(b) Standard: IS 13779:1999 / CBIP 88 (c) Accuracy: Class 0.5(d) Voltage and Current rating:-(i) Reference Voltage - 3x240 V (ii) Basic Current (Ib)- 5 A(iii) Maximum continuous current (Imax) - 10 A(e) Rated Frequency (variation) - 50Hz (±5%)(f) Power consumption:-(i) Voltage circuit: Less than 1.5 W and 10 VA per Phase at reference voltage, reference temperature and reference frequency(ii) Current circuit: Less than 1 VA per phase at basic current, reference frequency and reference temperature(g) Display type: 8 digit 7 segment backlit LCD display, not less than10 mm character height(h) Display in the event of Power Failure: Internal battery back-up for LCD display(j)Communication port:(iii) Energy recording - Unidirectional 79 Supply and fixing of mild steel chequered plates Fe410-10-W(Gde-E-250) qualityon cable pit sizes as required on site 6mm to 10 mm thick including taking out old unsv RCC duct cover complete all as specified and directed by the Engr-in-Charge. 80 Note : Contractor should procure and provide 50 % of the material as listed above within 15 days of the placing of work orderand shall be verified by the Engr-in-charge.
