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| 1 | M&L Earthing complete with galvanised steel earth plate electrode 600x600x6mm thick,40mm bore medium grade (steel pipe) buried directly in ground (earth pit not less than 2.25m deep below GL) with top edge of the plate not less than 1.5m below normal GI, connected to galvanised earth strip 32 x 6 mm by means of bolts nuts check nuts and washers of galvanised iron or steel all as shown in electrical plate No.5 connected to earthing test point all as specified or indicated including testing on completion.Note 1 : Rate shall be deemed to be inclusive of necessary excavation and earth work in any type of soil, removal of surplus soil to a distance not exceeding 50 M RCC covers slab and PCC chamber etc.Note 2 : i) The unit rate shall also include for earth work in any type of soil, PCC (1:3:6) type C1 chamber, pre-cast RCC (1:2:4) type B-1 using 20mm graded stone aggregate cover 50mm thick reinforced with TMT bars 8mm dia @ 100mmc/c both ways, funnel with watering pipe 20mm dia medium grade, GI protection pipe light grade 40mm dia and wire mesh complete in addition to item No. 1(a) to (e) of preamble (notes) under sub-heading earthing, specified on Sl. Page Nos. 422 & 423 of SSR Part-II.ii) Earthing lead and GI protection pipe beyond 7.5m will be measured and paid separately. |
| 2 | Supply and laying of32 x 6 mm GI earth striplaid in ducts/floors/wallComplete by removing old corroded strip including taking down old unserviceable one all as specified and directed. |
| 3 | M&L for preparation of old painted surfaces of LT panels by cleaning/ rubbing with coarse cloth/ wire brushes to remove dust deposits, oil, grease and repainting by applying one spray coat of synthetic enamel paintwithout disturbing/ damaging the electrical net work system/ equipment including marking of details of capacity/ rating/ incoming/ outgoing in capital English alphabets of required size of letter with suitable coulor and Danger notice plate with radium stickering in RED coulor complete all as specified and as directed by Engineer in charge. |
| 4 | M&L for fabrication/repair of LT panel doorcovers made out MS Sheet 3mm thick necessary folding jointing as suitable at site with existing panel board indoor/outdoor including necessary welding, hinges and supports including painting with two coats of synthetic enamel spray paint over a coat of redoxide primer complete all as specified and as directed.Note : Transport charges for electric/gas welding machine from workshop to site and back shall be included in the rate quoted. |
| 5 | Decarbonizing / cleaning complete LT panel boards/ pillar boxes of 415 / 380 / 230 Volts, 3 phase bus bar chamber with electrical connections complete, after removing the complete bus bar from the bus bar chamber, cleaning with CTC and ensure proper decarbonizing including new bakelite of adaquate size where ever required re-fixing the same after applying Becktrol (Red) solution to the spout, checking all the connections, tightening the nuts, bolts, thimbles for incoming and outgoing system complete including renewal of defective/ rusted bolts, nuts, insulators etc. complete all as specified and as directed by Engineer in charge. |
| 6 | Dismantling Air Circuit Breaker 4pole/3pole, 630Amps to 2000Amps, 415 Volts, draw out/fixed type from location and repair /overhaulingof spring drive mechanism, coil, auxiliary switch includingsetting of over loadcoil, no volt coil, tripping coil & apply multi grease for mechnical parts, cleaning and inspectingmale and female contacts and apply dry graphite conductive sealant for contacts, checking of electrical wiring system, testing, and assembling all items/components parts to the respective positionandtesting complete all as specified and directed by Engineer-in-Charge.(Note : Spare parts will be measured and paid separately) |
| 7 | Dismantling of Old Damaged/burnt spare parts from ACB and Supply and fixing in repair of following Spare partssuitable for -ACB 415V , 630 to 1600Amps Amps indoor type of Make : Havells/ Schneider/L&T/Legrand/C&S all as specified and directed by Engineer-in-Charge. |
| 8 | Shunt Trip Device |
| 9 | Closing coil assembly |
| 10 | Mismatch Prevention Device |
| 11 | Moving contacts assembly |
| 12 | Fixed Contact assembly |
| 13 | Auxialary Switch |
| 14 | Arc chut with hardware |
| 15 | Current Transformers 1600A/5A |
| 16 | Current Transformers 2000A/5A |
| 17 | M&L for fabrication/repair of LT panel/ feeder pillar box/ cope boxes broken door, chamber , enclosure,hinges, locking system made out MS Sheet , necessary folding jointing as suitable at site with existing panel board indoor/outdoor including necessary welding, hinges and supports including painting with two coats of synthetic enamel spray paint over a coat of redoxide primer complete all as specified and as directed.Note : Transport charges for electric/gas welding machine from workshop to site and back shall be included in the rate quoted. |
| 18 | S&F in repairs LED Indication Lamps 22.5mm dia R, Y, B 240 Volts DC/AC Neon type complete all as specified and as directed by Engineer in charge.[Make: Kaycee/ Teknik/ L&T/ Vaishnov/ AE/Binay] |
| 19 | Supply, laying, testing andcommissioning of LT XLPE insulated, sheathed, armouredheavy duty electric aluminium conductor cable 1100 Volts grade of scable of size 3½ core x 50sq.mm (laid in trenches, ducts, pole, wall etc.) including taking out old unserviceable LT cable from trenches/pole/ducts etc. complete all as specified and as as directed by engineer in charge.Note: (i) Necessary test results like continuity test, megger tests, shall be submitted to Engineer-in-Charge before the cable is laid.(ii) Excavation earth work will be measured and paid separately. |
| 20 | All as per Item No.10 herein before but cable of size 3½ core x 70sq.mm |
| 21 | All as per Item No.10 herein before but cable of size 3½ core x 95sq.mm |
| 22 | All as per Item No. 10 herein before but cable of size 3½ core x 120sq.mm |
| 23 | All as per Item No. 10 herein before but cable of size 3½ core x 185sq.mm |
| 24 | All as per Item No. 10 herein before but cable of size 3½ core x 240sq.mm |
| 25 | All as per Item No. 10 herein before but cable of size 3½ core x 300sq.mm |
| 26 | All as per Item No. 10 herein before but cable of size 3½ core x 400sq.mm |
| 27 | Taking out old unserviceablecontroller from DG syncronization panel and replacement of the same with new controller ofmodel InteliGen 200, Comap and make complete all as directed by Engineer-in-Charge.Make: L&T/Schneider/ABB |
| 28 | Taking out old unserviceable electronic hooterreplacement of the same with new electronic hooter of same capacity of model F3 MEH1 suitable for existing panel board complete all as directed by Engineer-in-Charge.Make: Minilec |
| 29 | Taking out old unserviceable Annunciatorreplacement of the same with new Annunciator of same capacity of model MBAS 0600suitable for existing panel board complete all as directed by Engineer-in-Charge.Make: Minilec |
| 30 | Taking out old unserviceable over current & earth fault relayreplacement of the same with new over current & earth fault relay of same capacity of model MC31A-nXsuitable for existing panel board complete all as directed by Engineer-in-Charge.Make: Cat No MC31ANX2200 of L&T or equivalent in ABB / Schnieder |
| 31 | Taking out old unserviceable selector switch replacement of the same with new selector switch of same capacity and makesuitable for existing panel board complete all as directed by Engineer-in-Charge.Make:L&T or equivalent in Automatic Electric / Enercon/Havells/Secure Meter |
| 32 | Taking out old unserviceable Multifunction meterreplacement of the same with new Digital Multifunction meter of same capacity & model TINYPRO-6 of make Trinitysuitable for existing panel board complete all as directed by Engineer-in-Charge.Make: Trinity/L&T/Schneider |
| 33 | Taking out old unserviceable emergency stop replacement of the same with new emergency stop of same capacity and make suitable for existing panel board complete all as directed by Engineer-in-Charge.Make: L&T / Minilec or equivalent |
| 34 | Taking out old unserviceable external rotary handle replacement of the same with new external rotary handle of same capacity and make suitable for existing panel board complete all as directed by Engineer-in-Charge.Make: L&T / Minilec or equivalent |
| 35 | Repair/replacmeent of unserviceable parts ofAir Circuit Breaker of U-power OMEGA series matrix protection & control unitversion UW-MTX1G, 4 pole 100%N draw out type, EDO version of Current rating 2000 A/1600 A/1000A/800A/630A , Conforms to IS/IEC 60947-2 & IEC 60947-2 440 Volts including drawout the ACB from LT panel , replace the unserviceable parts and fitting the ACB at existing location and testing complete all as specified and directed by Engineer-in-charge. |
| 36 | Taking down/removal of old burnt/damaged LT cable end termination and supply and making new LT 1100 volts termination with suitable size of lugs duly crimped for LT 3.5 core armoured aluminium conductor cable after isolating supply to transformer/LT pillar box/LT panel and disconnecting burnt/faulty cable from the bunch of cable gland and connecting back with new nuts, bolts and washers of nickel chromium with petroleum jellyafter end termination testing and commissioning for the 31/2 core 95 Sqmm to 500 Sqmm cable all as specified and directed. |
| 37 | Supply and laying HDPE DWCpipe of size 120mm (OD) x 103mm (ID) along with connected accessories like couplers, bends, end caps etc. for LT/ HT cable protectioncomplete all as specified andas directed by engineer in charge.[Make: REX POLY EXTRUSION LTD / TIRUPATI PLASTOMATICS PVT LTD/ PRINCE/ JAIN IRRIGATION SYSTEMS LTD.] |
| 38 | S&F MCCB 3 Pole, 63 Amps,25kA, 415 volts, 50 Hz adjustable over load 80-100%,with thermal magnetic release Ics=100%Icu, connecting up with necessary spreader links complete all as directed including disconnecting & taking down existing unserviceable MCCBs from LT panels / feeder pillar boxescomplete all as specified and as directed by Engineer in charge.[Model : Cat No. CM91612OOJOOG of make: L&T or equivalent in Schneider/ ABB/ Legrand] |
| 39 | S&F MCCB 4 Pole, 125 Amps, 25kA, 415 volts, 50 Hz adjustable over load 80-100%,with thermal magnetic release Ics=100%Icu, connecting up with necessary spreader links complete all as directed including disconnecting & taking down existing unserviceable MCCBs from LT panels / feeder pillar boxescomplete all as specified and as directed by Engineer in charge.[Model : Cat No.CM90642OOLO of make: L&T or equivalent in Schneider/ ABB/ Legrand] |
| 40 | S&F MCCB 4 Pole, 250 Amps, 36kA, 415 volts, 50 Hz adjustable over load 80-100%,with thermal magnetic release Ics=100%Icu, connecting up with necessary spreader links complete all as directed including disconnecting & taking down existing unserviceable MCCBs from LT panels / feeder pillar boxescomplete all as specified and as directed by Engineer in charge.[Model : Cat No. CM92109OOP1OG of make: L&T or equivalent in Schneider/ ABB/ Legrand] |
| 41 | S&F MCCB 4 Pole, 400 Amps, 50kA, 415 volts, 50 Hz adjustable over load 80-100%,with thermal magnetic release Ics=100%Icu, connecting up with necessary spreader links complete all as directed including disconnecting & taking down existing unserviceable MCCBs from LT panels / feeder pillar boxescomplete all as specified and as directed by Engineer in charge.[Model : Cat No. CM98403OOROOG of make: L&T or equivalent in Schneider/ ABB/ Legrand] |
| 42 | M&L for mild steel framed brackets of angles, tees, plates, heavy duty hinges for welding of cope boxes/LT Panel boards with web and flanges cut to shape, drilled and countersunk for screw including bending with necessary welding works for angles/hinges if necessary, gusset plates, riveting, brackets including of painting with two coats of synthetic enamel spray paint over a coat of redoxide primer including dismantling existing bracketscomplete all as specified and as directed by Engineer in charge. |
| 43 | Disconnecting and taking out existing old unserviceablecopper bus bar of any size or shape and supply and fix new copper bus bar of suitable size and capacity to suit the existing requirement with proper insulators for mounting including reconnecting the electric cables complete all as specified and as directed by Engineer in charge. |
| 44 | Disconnecting and taking out existing old unserviceable aluminium bus bar of any size or shape and supply and fix new aluminium bus bar of suitable size and capacity to suit the existing requirement with proper insulators for mounting including reconnecting the electric cables complete all as specified and as directed by Engineer in charge. |
| 45 | Supply and fixing coloured sleeves of different colour and size for busbar of any size and type including removing old sleeve all as specified and directed by Engineer-in-Charge. |
| 46 | Supply and fixing of control circuit wiring of sizetwo runs of 1.5sqmm wire upto 6.0 meters fixed in LT Panels,DG sets and any type of measuring equipments as per site requirements all as specified and directed by Engineer-in-Charge. |
| 47 | S&F heat shrinkable sleeves suitable for 240Sqmm to 500Sqmm LT UG cable, 415V grade including disconnecting LT UG cable from Transformer/LT Panel/Feeder Pillar Box/Cope boxes and re-connection after completion complete all as specified and directed. |
| 48 | Disconnectingold unservieable / under ratedLT UG cables of size 3.5 core 185 to 400 sqmm and draw out from the pipe or under grond or cable duct from power house to different feeders/ on Jetty/ at any other location including re-laying the same in trenches or on walls or in cable duct with necessary clamping where required all as specified and as directed by Engineer-in-Charge. |
| 49 | Material & Labour for cable jointing kit , in repairs for LT CABLE XLPE aluminium conductor including testing and commissioning complete for the size of 70 sqmm X 3.5 Core to 120sqmm X 3.5 Core all as specified and directed |
| 50 | All as per Item No. 40herein before butfor 3½ core 185 to 240 sq.mm |
| 51 | All as per Item No. 40herein before butfor 3½ core 300 to 400 sq.mm |
| 52 | Material and Labour for lifting the RCC slab upto 300 mm thick, 2 to 4m long, 1 to 2m wide and about 2.5 to 4.0 ton in weight on jetty by cutting/chipping the clearance groove all around, keeping aside using a crane for laying of new LT cable/water pipe line including removing of all LT/HT cables for cleaning of cable duct and placing romoved H/T cables at the same location after carrying out repairs including making good the surface with PCC1:2:4 complete as directed.Note :(a) Cost of T&P required for the work shall be included in the quoted rate.(b) Site will be availabile in a restricted manner and prior approval shall be obtained before commencement of work.(c) Contractor is liabile for any damage caused to existing services or structures during the execution of work(d) Contractors are advised to visit the sites before quoting the rates. |
| 53 | Material & labour for laying of chequered plates of any thickness by cutting / making in to the shape providing necessary angular supports and handles with 6 mm dia rod as per the site condition for cable trencehs of various sub-stations alongwith painting of one coat of synthetic enamel over a coat oftwo coats of redoxide all as specified and directed. |
| 54 | Decarbonizing / cleaning/Servicing & overhauling complete DG syncronization panel of 415 / 380 / 230 Volts, 3 phase bus bar chamber with electrical connections complete, after removing the complete bus bar from the bus bar chamber, cleaning with CTC and ensure proper decarbonizing including new bakelite of adaquate size where ever required re-fixing the same after applying Becktrol (Red) solution to the spout, checking all the connections, tightening the nuts, bolts, thimbles for incoming and outgoing system complete including renewal of defective/ rusted bolts, nuts, insulators etc. complete all as specified and as directed by Engineer in charge. |
| 55 | M&L for fabrication/repair of LT panel doorlocks suitable fort MS Sheet 3mm/2mmthick necessary drilling/ jointing as suitable at site with existing panel board indoor/outdoor including necessary welding, hinges and supports complete all as specified and as directed.Note : Transport charges for electric/gas welding machine from workshop to site and back shall be included in the rate quoted. |
