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| Sr No | Corrigendum Date | Corrigendum | Type | New Submission Date |
|---|---|---|---|---|
| 1 | 16-08-2025 | Amendment | Other | 28-08-2025 |
| Sl. No. | Item Description |
| 1 | M&L for opening the cover of RMU 11 KV servicing of fixed and moving contacts, repair and replacement of fixed copper terminal/contacts (Male/Female), insulation tubes including other connected items for function of RMU, lamp indicators, meters triping coiletc. Cleaning the fixed and moving contact inside the RMUs properly, checking of spring changing mechanism, servicing and greasing all movable mechanism, replacement of defective fuse, wiring, spares and resembling and testing and service capability check from remote operation upto satisfaction complete all as specified and directed and the manufacture instruction.Note:-(i) The quoted rate of the contractor includes for fixing the serviceable parts in position and replacement of minor unserviceable parts with new parts.(ii) Servicing may be done by autharize person. |
| 2 | M&L for servicing cum repairing of RMU SF6 Panel of capacity 630 Amps, 11 KV, 3 pole, outdoor type, ABB make by opening all covers/ strips,replacement of complete internal AC/DC circuit wiring with existing size of wire, cleaning, lubricating, internally & externally all contacts, springs, tripping system including adjustment, tightening, filling of gas & setting of all contacts & inserting it in its original position, re-assembling all parts and fixing in its panel for smooth functioning of the circuit breaker internal and external painting as per exsting colour, reinsulation of HT busbar and calibration of relays and tripping mechanism, to the entire satisfaction complete all as specified and directed.Note:- Unserviceable parts required to make breaker serviceable shall be measured and paid separately. |
| 3 | S&F in replacement of HT bushing suitable for 630 Amps, 11 KV, ABB make RMU SF6 complete all as specified and directed. |
| 4 | S&F in replacement of bushing O ring suitable for 630 Amps, 11 KV, ABB make RMU SF6 complete all as specified and directed. |
| 5 | S&F in replacement of HV back up fuse link 13-72A, 11 KV, beaking capacity 63kA (ABB make product ID No. 1YMB531004M0004) suitable for 630 Amps, 11 KV, ABB, Make RMU SF6 complete all as specified and directed. |
| 6 | S&F in replacement of SF6 Gas suitable for 630 Amps, 11 KV, ABB,Make SF6 RMU complete all as specified and directed. |
| 7 | Taking out serviceable/ unserviceable HT UG cable from trench/ duct/ pole/ surface of cross sectional area 95 sqmm, 3 core of any make/ type after electrical disconnection including protection covers, pipe etc of any descriptions complete including segregation of serviceable materials viz protection cover, pipe etc and tracing the location of fault and keep in safe custody for reuse/ further disposal complete all as specified and as directed. Note:(i) Earth work shall be measured and paid for separately.(ii) Serviceable cover/ pipe will be kept aside for re-use. |
| 8 | Supply, fixing/ laying, testing, connecting and commissioning XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, electric power cables (heavy duty) with aluminium conductor, 11000 volts (Earthed type) grade of cross sectional area 95 sqmm, 3 core laid in trenches/ on wall/ pole/ duct/ pipe including suitable size of MS saddle clips (where ever cable laid in ceilings / walls without cable duct) complete all as specified and directed. |
| 9 | Re-laying/ re-routing of serviceable (as obltained from taking out) HT cable of size 95 sqmm, 3 core of any make/ type inclung making electrical connection complete all as specified and directed.Note: Earth work shall be measured & paid separately. |
| 10 | Relaying of old serviceable (as obltained from taking out) PCC cable cover in trenches for mechanical protection of UG HT cable complete all as specified and directed. |
| 11 | Supply and laying un-reinforced precast concrete cable cover, class HVP, type 2 with peak, size 450mm x 180mm x 40mm complete all as specified and directed. |
| 12 | M&L for boring/ drilling (horizontally) hole manually under existing road, pavement, hard standing (maximum 10mtr in width) suitable for passing GI tubing upto 100 mm bore complete all as specified and directed. |
| 13 | S&F in replacement GI protection pipe of 80 mm dia light grade for cable protection including all fittings laid in trenches or fixed on pole/ walls with mild steel clamps, bolts, nuts and washers complete all as specified and directed.Note:- Earth work shall be measured and paid separately. |
| 14 | Excavation in trenches not exceeding 1.50 mtr wide and not exceeding 1.50 mtr deep for taking out/ laying of under ground cable, pole, pipe, stay and getting out in soft soil strata including making good to the disbturbed surfaces such as hardstanding, footpath/ pavments complete all as specified and directed. |
| 15 | Excavation in trenches not exceeding 1.50 mtr wide but for additional 1.50 mtr (1.50 to 3.00 mtr ) depth or part there of in depth beyond the first 1.50 mtr for taking out / laying of under ground cable, pole, pipe, stay and getting out in soft soil strata including making good to the disbturbed surfaces such as hardstanding, footpath/ pavments complete all as specified and directed. |
| 16 | Returning filling in including spreading leveling watering and well ramming in layers not exceeding 25cm spread complete all as specified and directed. |
| 17 | Removing excavated materials not exceeding 50 mtr and depositing where directed at a level not exceeding 1.50 mtr above the starting point complete all as specified and directed. |
| 18 | M&L for fine sand cushioning to under ground cable provided with a layer of sand 8 cm depth before laying of cable and 15 cm depth after laying and stretching the cable or spreading on surface for switch yard complete all as specified and directed. Note:(i) Punned thickness of sand shall be measured & paid.(ii)Fine sand, free from any type of seeds, vegetation, grass etc shall be laid in switch yard and rate for making sand neat and clean is deemed to be included in the item quoted rate. |
| 19 | M&L for spreading of graded crashed aggregate 40mm nominal size to a true surface and leveled in layers not exc. 20 cm thick for switch yard complete all as specified and directed. |
| 20 | M&L for brick work with sub class ‘B’ bricks, straight or curved on plan exc 6m mean radius built in cement mortar 1:4 complete all as specified and directed. |
| 21 | M&L for IndoorRed Polyethylene Heat Shrinkable Bus Bar Tubes/slives of thikness 3 mm suitable for 11000 Volts complete all as specified and directed. |
| 22 | M&L forIndoor cable termination protection Boot make right angle connection for RMU of size 95 to 185 sqmm, heavy duty insulating barrier device ,provide phase to phase insulation to the power cable terminals suitable for 11000 volts grade XLPE cable complete all as specified and directed. |
| 23 | M&L for cable jointing kit for 11KV (Earthed) grade cable, straight through, heat shrinkable type joint complete with jointing material and accessories suitable for 95 sqmm, 3 core XLPE armoured aluminium conductor cable and testing complete including cutting of old joint complete all as specified and directed. |
| 24 | M&L for cable jointing kit for 11KV (Earthed) grade cable, straight through, heat shrinkable type joint complete with jointing material and accessories suitable for 120 sqmm, 3 core XLPE armoured aluminium conductor cable and testing complete including cutting of old joint complete all as specified and directed. |
| 25 | M&L for cable jointing kit for 11KV (Earthed) grade cable, indoor end termination, heat shrinkable type joint complete with jointing material and accessories suitable for 95 sqmm, 3 core XLPEarmoured aluminium conductor cable and testing complete including cutting of old joint complete all as specified and directed. |
| 26 | M&L for cable jointing kit for 11KV (Earthed) grade cable, outdoor end termination, heat shrinkable type joint complete with jointing material and accessories suitable for 95 sqmm, 3 core XLPEarmoured aluminium conductor cable and testing complete including cutting of old joint complete all as specified and directed. |
| 27 | M&L for cable jointing kit for 33KV (Earthed) grade cable, outdoor end termination, heat shrinkable type joint complete with jointing material and accessories suitable for 185 sqmm, 1 core XLPEarmoured aluminium conductor cable and testing complete including cutting of old joint complete all as specified and directed. |
| 28 | M&L for dehydration & filteration of transformer oil by dehydration plant (bringing plant at site) including testing of sample before and after dehydration and filteration to achieved 50 KV at 2.5 mm gap complete all as specified and directed.Note: (a) The filtration of the transformer oil shall be carried out at different sub stations of Air Force Station Mohanbari.(b) The report before filtration & after filtration to be submitted by contractor.(c) Transformer oil for topping up will be measured and paid separately. |
| 29 | Supply & toping up of new transformer oil (in sealed barrel) confirming to IS 335 Std having dielectric strength 50 KV at 2.5mm gap after initial dehydration complete all as specified and directed. Make: Savita/ Castrol/ Power True/ Truoil. |
| 30 | M&L for spray painting (including bringing compressor of suitable size at site) old painted steel or iron surface of upto 250 KVA transformer (11/0.433KV) complete with all connected fittings & fixtures i.e. buchholz relay, conservator tank, cooling fins and other standard fittings & attachments as per existing colour scheme and pattern with atleast two coats of synthetic enameled paint after duly preparing the surface by cleaning with scrapers and emrey paper to the entire satisfaction of Engr-in-Charge complete all as specified and directed.Note:- Contractor will apply one layer of greese over specification plate / any written letter before painting and clean the same after painting, rates for the same is deemed to be included in the item quoted rates. |
| 31 | Description all as per item No 30 here-in-before but for transformer of capacity 300-400 KVA complete all as specified and directed. |
| 32 | Description all as per item No 30 here-in-before but for transformer of capacity 1.25/2.5 MVA ( 33/11 KV) complete all as specified and directed. |
| 33 | M&L for painting of erected steel tubular swaged pole of HT over head line of 11 m long (except embedded portion) complete including all MS work mounted on pole with two coat of aluminium paint after necessary preparation, cleaning including scrapping up of old corroded paint dirt/ dust/ rust carefully and providing 07 Nos bands/ straps with synthetic enamel paint (any tint 30 cm wide each)from top of plinth block and writing of pole number with white synthetic enamel paint on black back ground complete all as specified and directed. |
| 34 | M&L for painting of 33 KV busbar frame structure consisting 9 Nos steel tubular swaged pole of 11 m long (except embedded portion) complete including all MS vertical/ horizental/ diagonal angle work mounted on poles with two coat of aluminium paint after necessary preparation, cleaning including scrapping up of old corroded paint dirt/ dust/ rust carefully complete including making of red colour bands/ straps with synthetic enamel paint as per existing pattern ccomplete all as specified and directed. |
| 35 | M&L for painting of 33 KV GOD frame structure consisting 4 Nos vertical MS angle of lenght not more than 4m (except embedded portion) complete including all MS horizental/ diagonal angle work mounted on structure with two coat of aluminium paint after necessary preparation, cleaning including scrapping up of old corroded paint dirt/ dust/ rust carefully complete all as specified and directed. |
| 36 | Supply and installtion (above ground) including testing HT joint box 3 way outdoor type of size 1700 x 1100 x 900 mm (overall) made out of 3.15 mm thick CRCA sheet withsupport of angle iron frame of size 40 x 40 x 6 mm with KIOSK BOX and comprising of 06 Nos HT porcelain bushing and copper round bus bar 12 mm dia rigidly mounted on bakelite sheet 12 mm thick to support insulators of suitable size and shape including providing necessary electric connection and applied two coats of synthetic enamel paint over a coat of red oxide primer to steel surfaces (internally & externally) including PCC foundation base of size 1700 mm x 400 mm x 1200 mm height (700 mm above GL & 500 mm below GL) with PCC 1:3:6 type C1 usisng 20 mm graded aggregate complete including necessary excavation and earth work for foundation and necessary electric connection complete and including dismantling of unserviceable joint box complete all as specified and directed. |
| 37 | M&L for Earthing complete with Copper earth plate electrode 600x600x3.15 mm thick burried directly in ground (earth pit not less than 2.25 mtr deep below the ground level) with top edge of the plate not less than 1.5 mtrs below normal ground level, connected to Copper earth strip 20x3 mm by means of bolts, nuts, check nuts and washers of brass/copper all as shown in electrical plate No 3 of SSR part-I2009 connected to lightening conductor all as specified and testing on completion including. Necessary excavation, earthwork, PCC works and CI earth pit cover with watering pipe 20mm dia GI pipe medium grade, funnel with wire mesh and lugs and GI pipe 40 mm dia of light grade,for protection of earth stripcomplete all as specified and directed. Note: Excavation/PCC/Earth work/Charcoal/ Salt shall be deemed to be include in this unit rate. |
| 38 | M&L for rewinding of transformer capacity up to 400 KVA of HT/LT coil with super enamelled / paper coated copper wire of existing gauge including all associated insulating material such as separator etc completevarnishing, heating including dismantling of top cover, decaning transformer oil, storing the same in suitable container,disconnection live part, dismantling of bushing, lifting of core Assey, checking the windings, cleaning of cooling tube, conservator and all internal connection after all necessary repair work and rewinding, assemble the complete transformer and refilling after necessary filtration including all internal connection etc of any type / capacity transformer complete all as specified and directed.Note : (i) Filtration of oil shall be measured and paid separately.(ii) New Transformer oil shall be measured and paid separately (if Reqd).(iii) New super enamelled / paper coated copper wire shall be measured and paid separately (if Reqd).(iv) New parts likes Brass spindls,gasket,Tap changer & Bushing etc shall be measured and paid separately(if Reqd). |
| 39 | M&L forrewinding of transformer HT coil with super enamelled / paper coated copper wire of existing gauge of complete all as specified and directed. |
| 40 | All as per item No 39 above but LT winding complete all as specified and directed. |
| 41 | Supply only LT bushings with brass studs of existing specification complete all as specified and directed. |
| 42 | Supply only top cover gasket set of existing specification and size complete all as specified and directed. |
| 43 | Supply only HT bushing with brass studs 11 KV of existing specification complete all as specified and directed. |
| 44 | Supply only brass spindle with 05 Nos nuts, check nuts and washer of dia 16 mm complete all as specified and directed. |
| 45 | Supply only rubberbush round typeof any size complete all as specified and directed. |
| 46 | S&F in replacement of oil level indicator suitable for 100 to 400 KVA, 11/ 0.433 KV transformer alongwith connected accessories complete all as specified and directed. |
| 47 | S&F for testing of externally operated tap changer switch off load typeafter dismantling of transformer conservation/ top cover and reassembling the same after replacingcomplete suitable for 63 to 200 KVA Transformer complete all as specified and directed. |
| 48 | S&F for testing of externally operated tap changer switch off load typeafter dismantling of transformer conservation / top cover and reassembling the same after replacingcomplete suitable for 250 to 400 KVA Transformer complete all as specified and directed. |
| 49 | S&F for new temprature guage (0 degree to 120 degree C) range dial temprature as directed including taking down old unserviceable guage complete all as specified and directed. |
| 50 | S&F in replacement of air breather assembly transparent plastic body with top and bottom portion pressed with metallic cover, filled with new silica gel (blue in colour) suitable for 100 to 400 KVA, 11/ 0.433 KV transformer, fixing on existing pipe of size 15/20/25 mm dia with suitable reducer/ connector complete as per site requirement complete all as specified and directed.Note:-Cost of modification (if required to fix on existing MS pipe) shall be deemed to included in the item quoted rate. |
| 51 | S&F in replacement of air breather assembly transparent plastic body with top and bottom portion pressed with metallic cover, filled with new silica gel (blue in colour) suitable for 1.25/2.5 MVA, 33/11 KV transformer, fixing on existing pipe of size 15/20/25 mm dia with suitable reducer/ connector complete as per site requirement complete all as specified and directed.Note:- Cost of modification (if required to fix on existing MS pipe) shall be deemed to included in the item quoted rate. |
| 52 | S&F in replacement of danger notice plate of 1.6 mm thick mild steel sheet vitreous enameled white with letter, figures and conventional skull & bones in signal red colour & fixed with & including MS clamps, bolts, nuts and of size 25 x 20cm for HT 11KV complete all as specified and directed. |
| 53 | Supplying and laying in replacement of synthetic rubber insulated mats 2.5 mm thick for voltage 11 KV for electrical purpose as per IS 15652-2006 (superseding IS 5424) suitable for electrical shock safety of sizes 2m x 1m complete all as specified and directed. |
| 54 | M&L for lifting of distribution transformer of capacity up to 400 KVA, 11/ 0.433 KV carefully by suitable transportation (crane) after disconnecting all HT/ LT electrical connections, earthing strips, foundation nuts & bolts and shifting to a location not more than 100 m and reconnecting all electrical connection to its original position complete all as specified and directed.Note: Earth work require for re-routing of cable shall be measured and paid separately. |
| 55 | M&L for construction of PCC foundation platform with PCC 1:3:6 type C2 (40mm graded aggregate) in foundation including necessary earth work, frame work complete all as specified and directed. |
| 56 | M&L for PCC 1:2:4 type B-1 using 20 mm graded stone aggregate for coping including necessary framework, finished fair using exta cement complete all as specified and directed. |
| 57 | Demolition/ dismantling of concrete of any description and in any position complete including removing out of Air Force Land complete all as specified and directed. |
| 58 | S&F in replacement of cross arms bracing supports clamps and back plates fabricated from structural steel section including nut, bolts, washers, welded, binding, cold as hot drilling holes for bolts in any shape or size as required duly painted with two coats of aluminium paint over a coat of red oxide primer after preparation of surface complete all as specified and directed. |
| 59 | M&L for Pre-painted Galvalume Aluminium Zinc Coating GI based Corrugated Steel Sheet 0.50mm thick of Red Colour having Tensile Strength of 550 Mpa as in Roof Covering / Cladding to Wall, Fixed with Self Tapping Screws complete all as specified and directed. |
| 60 | S&F in replacement of mild steel chequered plate Fe-410-W (gde-E-250), 7mm thick square cut or notched , forming holes without any attachment as duct covering size and length as approved including primer painting complete all as specified and directed. |
| 61 | S&F in replacement of anti-climbing device spikes type fabricated out of M.S. bars (round, square and flat) including nuts, bolts, washers and welding in two halves made to shape to suit the cross section of the pole or as ordered complete all as specified and directed. |
| 62 | S&F in replacement of gang operated air break switch triple pole, mechanically manual operated, mounted on 9 Nos insulator and steel frame, with operating mechanism worked from ground level, for current rating upto 400 Amps, 11000volts complete all as specified and directed. |
| 63 | S&F in replacement of lightning arrester expulsion type complete with all fittings, transmission class, discharge capacity 65 Kilo Amps, 11000 volts complete all as specified and directed. |
| 64 | M&L for servicing/testing /callibration of HT 11 KV relaysensuring of breaker tripping through relay by simulation CDG CDD completed for one VCB/RMU panel such as Mster trip relay,auxilary relay etc complete all as specified and as per ASEB setting parameters complete all as specified and directed.Note:- Callibration may be done by autharize person. |
| 65 | S&F in replacement of over current & earth fault relay, fully digital type based on microprocessor technology with LCD display, duly programmed as required on site suitable for protection/ tripping of HT 11 KV, 630 Amps, 3 poleVCB Panel of Kirloskar make including carry out necessary modification in existing panel complete all as specified and directed.Make: Kirloskar/ CG/ ABB. |
| 66 | M&L for opening the cover of VCBs/Bus coupler 11 KV ,630 Amp and servicing of fixed and moving contacts, repair and replacement of fixed copper terminal/contact (Male/Female), insulation tubes including other connected items to functional of pannel board,lamp indicators, meters triping coil etc.Cleaning the fixed and moving contact inside the VCB properly, checking of spring changing mechanism, servicing and greasing all movable mechanism, replacement of defective fuse, wiring, spares and resembling and testing and service capability check from remote operation upto satisfaction complete all as specified and directed and the manufacture instruction.Note:-(i) The quoted rate of the contractor includes for fixing the serviceable parts in position and replacement of unserviceable parts with new parts . The newreplaced parts shall be measured and paid separately under appropriate item of Sch \"A\".(ii)For Sl No 67 to 87 : The make of spare parts, vaccum interrupter, switches, LED indicators should be of existing make of VCB\"s installed at Main Recieving Station.(iii) Servicing may be done by autharize person. |
| 67 | S&F in replacement of tripping coil assembly suitable for 630 Amps, 11 KV, Kirloskar make VCB complete all as specified and directed. |
| 68 | S&F in replacement of isolate contact assembly suitable for 630 Amps, 11 KV, Kirloskar make VCB complete all as specified and directed. |
| 69 | S&F in replacement of earth contact assembly suitable for 630 Amps, 11 KV, Kirloskar make VCB complete all as specified and directed. |
| 70 | S&F in replacement of moving contact assembly suitable for 630 Amps, 11 KV, Kirloskar make VCB complete all as specified and directed. |
| 71 | S&F in replacement of fixed contact assembly suitable for 630 Amps, 11 KV, Kirloskar make VCB complete all as specified and directed. |
| 72 | S&F in replacement of spring charging motor 230 volts AC complete with gear box mechanism suitable for 630 Amps, 11 KV, Kirloskar make VCB complete all as specified and directed. |
| 73 | S&F in replacement of digital voltmeter 3 phase, accuracy class 1 suitable for HT 11 KV, 630 Amps, 3 pole VCB Panel including carry out necessary modification in existing panelcomplete all as specified and directed. |
| 74 | S&F in replacement of digital ampere meter 3 phase, accuracy class 1 suitable for HT 11 KV, 630 Amps, 3 pole VCB Panel including carry out necessary modification in existing panel complete all as specified and directed. |
| 75 | S&F in replacement of selector switch for ampere meter/voltmeter suitable for HT 11 KV, 630 Amps, 3 pole VCB Panel including carry out necessary modification in existing panel complete all as specified and directed. |
| 76 | S&F in replacement of LED indicator (colour as per site requirement) suitable for HT 11 KV, 630 Amps, 3 pole VCB Panel including carry out necessary modification in existing panel complete all as specified and directed.Make: As per sample. |
| 77 | S&F in replacement of push botton (colour as per site requirement) suitable for HT 11 KV, 630 Amps, 3 pole VCB Panel including carry out necessary modification in existing panel complete all as specified. |
| 78 | S&F in replacement of ON/ OFF indicator suitable for HT 11 KV, 630 Amps, 3 pole VCB Panel including carry out necessary modification in existing panel complete all as specified and directed. |
| 79 | S&F in replacement of vacuum interputer for HT11 KV VCBs, 630 Amps, type- B-21-M4 (M-500), breaking capacity 13.1 KA complete all as specified and directed. |
| 80 | S&F in replacement ofthermostat range 30-90 deg Celsius complete all as specified and directed. |
| 81 | S&F for Heater 230 volts AC 60 watt for 11 KVHT VCB/RMU complete all as specifed and as directed. Make : Heatco/ Vileco Electrical complete all as specified and directed. |
| 82 | S&F for High insulating varnish of superior quality ISI Marked complete all as specified and directed. |
| 83 | S&F for Analogue Amp-meter CT operated of size 144 mm x 144mm, suitable for HV panel board 11000 V ranging 0 to 150/75 Amp complete all as specified and directed.Make: AE/Siemens/CG. |
| 84 | S&F for Analogue Volt meter of size 144 mm x 144 mm, suitable for HV panel board 11000 V, ranging 0 to 15 KV (excluding PT) complete all as specified and directed.Make: AE/Siemens/CG |
| 85 | Supply and fixing replacement of dry type epoxy resin cost totaly enclosed Single Phase PT (Potential Transformer) 11000 /110 V range, 50 Hz, voltage factor 1.2/1.9, Burden-100 VAinsulation level 12/28/75 KVas per IS-3156/1992 complete all as specified and directed. Make: Instrans Engg & Mfg Pvt Ltd /Kirloskar/Crompton Greves. |
| 86 | Supply and replacement of Fuse Links of PT (Potential Transfoemer) 11000/110 V range with HRC fuse complete all as specified and directed. Make: Instrans Engg & Mfg Pvt Ltd /Kirloskar/Crompton Greves. |
| 87 | M&L for servicing, calibration and testing of 33 KV HT relays provided with 3 pole, 800/1250 Amps VCB HT outdoor panel of ABB/ Kirloskar make such as instantaneous earth fault, auxiliary relay, earth fault, under voltage, over current relay and adjustment the time for proper tripping with respect to main incoming/ load including primary & secondary testing of relay by current injection with testing equipment complete all as specified and directed.Note:- (i) Unserviceable parts required to make breaker serviceable shall be measured and paid separately under respective items.(ii) The AC/ DC current/ voltage injection testing kit for primary & secondary testing of relay shall be arranged by contractor and charge for the same is deemed to be included in the item quoted rate. |
| 88 | M&L for Servicing to outdoor type Potential Transformer suitable for 33 KV oil immersed including replacing of old transformer insulation oil and all gaskets,Painting the metallic part and providing greasing/lubrication to other jointing/rusting components, reconditioning electric connections complete all as specified and directed. |
| 89 | M&L for Servicing to outdoor type Current Transformer suitablefor 33 KV oil immersed including replacing of old transformer insulation oil and all gaskets,Painting the metallic part and providing greasing/lubrication to other jointing/rusting components, reconditioning electric connections complete all as specified and directed. |
| 90 | M&L for precast cable route indicatorof size 100x30x10 Cms by using 20 mm graded aggregate type B11;2;4for cable indicator and engraving as \"HT CABLE\" slightly round from one side incl Red painting with two coat of synthetci enamel paint of a coat of primer complete all as specified and directed. |
| 91 | M&L for earthing result testing for any type of earthing such as GI plate/copper plate/chemical/bore earthing connected with and for HT panel, LT panel,Equipments, Lightening arrestor, DG sets,Transformer etc in any position and any place under GE (AF) Mohanbari station using Digital Earth meter in 3M method and E-N voltage at main DBs and register the result as per performa provided in earth test register duly signed by JE and Engr in charge complete all as specified and directed. |
| 92 | M&L for detecting carefully the fault of RMU/VCB/Four & Two Pole Structure & HT UG Cable of size 95 Sqmm to 185 Sqmm 3 Core either HT cable fault locater machine or any other method and taking out the/remove the faulty portion of cable from under ground/over all length respectively including maggering/connecting/testing on complete all as specified and directed.Note:(i)Exc and earth work shall be deemed to be included in the unit rate of this item of work.(ii) Straight through joint of HT Cable shall be measured and paid separately under respective item of this work.(iii) Actual detected fault shall be paid under this item, dummy location trial shall included in the unit rate of this item. (iv) Contractor shall provide Electrician and helper along with tools. (v)Major Spares/Parts for reapir will be measured and paid saperatly as supply only under relevent item of this schedule. |
| 93 | S&F for disc type insulator two-in- series assembly of 33 KV ofany typeor size complete all as specified and directed. |
| 94 | S&F for mild steel work as in posts and struts in fencing including cutting tops to shape as directed, drilling hole notching for wire etc conforming to Fe 290 Gde-E-165 complete all as specified and directed. |
| 95 | Supply only chain link MS galvanized fencing, any typeor size complete all as specified and directed. |
| 96 | Fixing only chain link fencing including line wires, any mesh, size and type including nut bolts, winding wire complete all as specified and directed. |
| 97 | S&F for steel tubular swaged poles complete with cast iron base plate, finial taper plug, bolts, nuts & screws as specified type 410 SP-76 (14.50 metres long) painting for the fixing of lightining arrester at the top of pole including complete all as specified and directed.Note:- Excavation, earth work and PCC Work will be measured and paid seperately in relavant items. |
| 98 | S&F for test pointterminal blockmade of gun metal or phosphorous Bronze75x75x 25 mmdilled and screwedincl 3 Nos 8mm dia 50 mm longhex head screws rectangular opening at top and bottom for entry of down earth strip,fixing screws and bolts for mounting on wall. incl taking down old Unsv terminal block comletes all as specified and as directed. |
| 99 | S&F for suitable sized heavy duty bridge/post porcelain/mini busbar insulator on steel tubular pole with suitablesize of screws/welding for fixing aluminium / GI strip/ copper strip complete all as specified and directed. |
| 100 | M&L for Earth continuity conductor or main earthing leadfixed to poles or any other indicated situation for loop earthing etc as required 20 X 3 mm copper strip complete all as specified and directed. |
| 101 | S&F for Lightning Arrester ASEEL THOR HELIOSequipped with stainless steel , full electrical continuity between the tip and the earth point, Radius coverage 90 Mtrs ASEEL THOR HELIOS type lighting protection complete with the Lighting Air terminal with stand a Minimum switching impluse voltage of 200 kA complies,including one unit of ASM/HB/F/C/50 for the fixing of Thor and lighting impluse counter digital type ,necesssary accessories to be installed at pole of hight 14.5 mtr,collect energy through including accessories of lighting arrester Mast with its installation accessories etc complete all as specified and directed. |
| 102 | Cutting unaxious green growth and wild grass by manual labour or by machine at Electrical Installation Permises around pole, around panel board along boundaries fencing, removing runnish material from work site and depositing where directed not exc. 100 meter from the starting point complete all as specified and directed.Note : The item shall be operated maximum 2 (Two) times in the entire period of the Contract period and measurement will be taken every time independently for payment. |
| 103 | S&F for wall mounted flex glow sign board size not less than 2.5 x .75 x.20 mtr made out of high quality GI sheet and suitable size of Aluminium bedding with flex for marking of schematic diagram of external electricsupply scheme/Name of sub station with suitable fixing arrangement as directed by Engr-in-Charge and incl 10 x 18W batten type LED fitting and wiring inside the board with suitable size of cables and the board fixed on roof top/onwall with suitable size of GI nut bolts,clamps etc complete including taking down old existing complete all as specified and directed. |
| 104 | Dissconnecting HV/ LV connection, earthing lead and taking out carefully defective transformer of any make capacity up to 400 KVA,11/0.433 KVincluding shifting it from Mohanbari Power House AF Stn tocivil workshop by using mechnically approved crane and trailer and back to AF Stn Mohanbari after necessary repairs and installing the transformer at its original position including reconnection of HV/LV electrical cables, earthing connection and testing on completion complete all as specified and directed.Note:- Transformer shall be issued for repair/ maint one by one i.e. after getting first transformer repaired, second transformer shall be issued & rates for the same is deemed to be incuded in the item quoted rates. |
| 105 | Taking out serviceable/ unserviceable HT UG cable from trench/ duct/ pole/ surface of cross sectional area 95/120/185 sqmm, 3 core of any make/ type after electrical disconnection including protection covers, pipe etc of any descriptions complete including segregation of serviceable materials viz protection cover, pipe etc and tracing the location of fault and keep in safe custody for reuse/ further disposal complete all as specified and as directed. Note: (i) Earth work shall be measured and paid for separately.(ii) Serviceable cover/ pipe will be kept aside for re-use. |
| 106 | Supply, fixing/ laying, testing, connecting and commissioning XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, electric power cables (heavy duty) with aluminium conductor, 11000 volts (Earthed type) grade of cross sectional area 120 sqmm, 3 core laid in trenches/ on wall/ pole/ duct/ pipe including suitable size of MS saddle clips (where ever cable laid in ceilings / walls without cable duct) complete all as specified and directed. |
| 107 | Re-laying/ re-routing of serviceable (as obltained from taking out) HT cable of size 95/120 sqmm, 3 core of any make/ type inclung making electrical connection complete all as specified and directed.Note: Earth work shall be measured & paid separately. |
| 108 | M&L for boring of holes under road, pavement, hard standing by trenchless technology using ultra sounding technique and necessary machine including HDPE pipe of 150 mm dia suitable for 0.4 mpa working pressure complete all as specified and directed. |
| 109 | M&L for dehydration & filteration of transformer oil by dehydration plant (bringing plant at site) including testing of sample before and after dehydration and filteration to achieved 40 KV at 2.5 mm gap complete all as specified and directed.Note: (a) The filtration of the transformer oil shall be carried out at different sub stations of Air Force Station Mohanbari.(b) The report before filtration & after filtration to be submitted by contractor.(c) Transformer oil for topping up will be measured and paid separately. |
| 110 | Supply & toping up of new transformer oil (in sealed barrel) confirming to IS 335 Std having dielectric strength 40KV at 2.5mm gap after initial dehydration complete all as specified and directed. Make: Savita/ Castrol/ Power oil/ Truoil. |
| 111 | M&L for spray painting (including bringing compressor of suitable size at site) old painted steel or iron surface of 25 KVA to200 KVA transformer (11/0.433KV) complete with all connected fittings & fixtures i.e. buchholz relay, conservator tank, cooling fins and other standard fittings & attachments as per existing colour scheme and pattern with atleast two coats of synthetic enameled paint after duly preparing the surface by cleaning with scrapers and emrey paper to the entire satisfaction complete all as specified and directed.Note:- Contractor will apply one layer of greese over specification plate / any written letter before painting and clean the same after painting, rates for the same is deemed to be included in the item quoted rates. |
| 112 | M&L for spray painting (including bringing compressor of suitable size at site) old painted steel or iron surface of 250KVA to 630 KVA transformer (11/0.433KV) complete with all connected fittings & fixtures i.e. buchholz relay, conservator tank, cooling fins and other standard fittings & attachments as per existing colour scheme and pattern with atleast two coats of synthetic enameled paint after duly preparing the surface by cleaning with scrapers and emrey paper to the entire satisfaction complete all as specified and directed.Note:- Contractor will apply one layer of greese over specification plate / any written letter before painting and clean the same after painting, rates for the same is deemed to be included in the item quoted rates. |
| 113 | Disconnecting the distribution transformer outdoor/ indoor type from HT and LT side, opening carefully at site, draining out transformer oil (keeping safe in barrel for reuse) upto HT/ LT box for rectifying the leakage by replacing the unserviceable spare parts of capacity 25 to 630 KVA, 11/ 0.433 KV transformer, refilling the transformer oil and re-assembling after repair including testing for any oil leakages and connecting the HT/ LT side and testing on available electric load complete all as specified and directed.Note:- (a)Defective parts shall be measured and paid separately as \"Supply only\".(b)Charge of welding work (if require) is deemed to be included in the quoted rate. |
| 114 | Supply only LT bushings with brass studs of existing specification complete all as specified and directed. |
| 115 | Supply only top cover gasket set of existing specification and size complete all as specified and directed. |
| 116 | Supply only HT bushing with brass studs 11 KV of existing specification complete all as specified and directed. |
| 117 | Supply only oil level indicator suitable for 25 to 630 KVA, 11/ 0.433 KV transformer alongwith connected accessories complete all as specified and directed. |
| 118 | S&F in replacement of air breather assembly transparent plastic body with top and bottom portion pressed with metallic cover, filled with new silica gel (blue in colour) suitable for 25 to 500 KVA, 11/ 0.433 KV transformer, fixing on existing pipe of size 15/20/25 mm dia with suitable reducer/ connector complete as per site requirement complete all as specified and directed. Note:-Cost of modification (if required to fix on existing MS pipe) shall be deemed to included in the item quoted rate. |
| 119 | M&L for Machine pressed precast concrete interlocking paver block any shape and size confirming to IS 15658-2006 of 60 mm thickness, M-35 Grade with grey cement and no pigment complete all as specified and directed. |
| 120 | Surface dressing n.exc15 cm deep complete all as specified and directed. |
| 121 | M&L for disconnecting the platform mounted/ outdoor / indoor type distribution transformers situated at Air Force Station Dinjan, rating 200/ 250 KVA, 11/ 0.433 KV of any make/ type and transporting to workshop for repair/ rewinding. Dismantling the transformer with connected accessories, taking out oil (keeping safe in barrel for reuse), taking out the core assembly with winding, cleaning the transformer complete internally and externally, rewinding burnt HT/ LT coil with existing guage of copper super enamelled wire / copper strip of existing size providing new insulation sleeves for outlet connections, reassembling including toppoing up old oil, carrying out routine test (i.e. IR value, high voltage test, ratio test, short circuit test & BD value of oil) of transformer, bringing back and re-installation at its original position and commissioning complete all as specified and directed.Note:-(a)Copper winding wire/ strip will be measured and paid separately as \"Supply only\".(b) Oil require for topping up will be measured and paid separately.(c) Charge for transportation of transformer to civil workshop for repair and bringing back for re-installation is deemed to be included in quoted rate. |
| 122 | Supply only DPC copper strip of various gauges of existing specifications for rewinding of transformer primary and secondry coils including necessary class of insulation complete all as specified and directed. |
| 123 | Supply only super enamelled copper winding wire of various gauges of existing specifications for rewinding of transformer primary and secondry coils including necessary class of insulation complete all as specified and directed. |
| 124 | M&L for disconnecting the Trolley mounted/platform mounted/ outdoor / indoor type distribution transformers situated at Air Force Station Dinjan, of capacity 250 KVA, 11/ 0.433 KV of any make/ type and transporting to workshop for body repair. Dismantling the transformer with connected accessories, taking out oil (keeping safe in barrel for reuse), and repair of body of transformer and rectifying all the oil leakage from body by metal work & welding and repair of fins of transformer, refilling the oil,bringing back and re-installation at its original position and commissioning complete all as specified and directed.Note:-Charge for transportation of transformer to civil workshop for repair and bringing back for re-installation is deemed to be included in quoted rate. |
| 125 | M&L for painting of erected steel tubular swaged pole of 33KV HT over head line of 12 m long (except embedded portion) - 08 no along with complete including all MS work mounted on pole, lighting arrestor structure , GOAB structure complete with two coat of aluminium paint after necessary preparation, cleaning including scrapping up of old corroded paint dirt/ dust/ rust carefully and providing 03 Nos bands/ straps with synthetic enamel paint (any tint 30 cm wide each)from top of plinth block installed at 33KV MRS switchyard including greasing of connector and joint of overhead conductior in switch yard/Bay and replacing the rusted and broken connector of ACSR conductor complete all as specified and directed. Note :- The is inclusive of repacement of connector and greasing of joints etc |
| 126 | S&F for outdoor expulsion type drop out fuse with double stack of insulators mounted on channel base for 33 KV Line complete all as specified and directed. |
| 127 | S&F for testing post top insulator in three series including necessary connection with 33 KV distribution system complete all as specified and directed.Note : Each insulator of 3 series shall be of 33 KV rating. |
| 128 | S&F for testing Lightning arresters expulsion type complete with all fittings, transmission class, discharge capacity 65 kilo amp for 33KV line complete all as specified and directed. |
| 129 | Supply and replacement of HV backup type Fuse Links for 11KV RMU of In-63Amp, I1- 63KA and I3-44A fuse complete all as specified and directed.Make:ABB/L&T |
| 130 | M&L for precast cable route indicatorof size 100x30x10 Cms by using 20 mm graded aggregate type B11;2;4for cable indicator and engraving as \"HT CABLE\" slightly round from one side incl Red painting with two coat of synthetci enamel paint of a coat of primer complete all as specified and directed. |
| 131 | M&L for opening the cover of VCBs 33 KV ,800 Amp and servicing of fixed and moving contacts, repair and replacement of fixed copper terminal/contact (Male/Female), insulation tubes including other connected items to functional of pannel board,lamp indicators, meters triping coil etc.Cleaning the fixed and moving contact inside the VCB properly, checking of spring changing mechanism, servicing and greasing all movable mechanism, replacement of defective fuse, wiring, spares and resembling and testing and service capability check from remote operation upto satisfaction complete all as specified and directed and the manufacture instruction.Note:-(i) The quoted rate of the contractor includes for fixing the serviceable parts in position and replacement of unserviceable parts with new parts . (ii) The new replaced parts shall be measured and paid separately under appropriate item of Sch \"A\" (iii) Servicing may be done by autharize person. |
| 132 | M&L for opening the cover of VCBs/Bus coupler 11 KV ,630 Amp and servicing of fixed and moving contacts, repair and replacement of fixed copper terminal/contact (Male/Female), insulation tubes including other connected items to functional of pannel board,lamp indicators, meters triping coil etc.Cleaning the fixed and moving contact inside the VCB properly, checking of spring changing mechanism, servicing and greasing all movable mechanism, replacement of defective fuse, wiring, spares and resembling and testing and service capability check from remote operation upto satisfaction complete all as specified and directed and the manufacture instruction.Note:-(i) The quoted rate of the contractor includes for fixing the serviceable parts in position and replacement of unserviceable parts with new parts . (ii) The new replaced parts shall be measured and paid separately under appropriate item of Sch \"A\".(iii) Servicing may be done by autharize person. |
| 133 | M&L for Testing / Calibration of 33/11KV VCB/RMU of make L&T and ABB of 630/800Amps for instantaneous earth fault, auxiliary relay, earth fault, under voltage, over current relay and adjustment the time for proper tripping with respect to main incoming/ load including primary & secondary testing of relay by current injection with testing equipment complete all as specifiedat site by reputed engineer and submitting of test report with result and selling parameters complete all as specified and directed. |
| 134 | Supply only Heater 230 volts AC 60 watt for 11 KVHT VCB/RMU complete all as specified and directed. Make :Heatco/Vileco Electrical. |
| 135 | Supply only High insulating varnish of superior quality ISI Marked complete all as specified and directed. |
| 136 | Supply only of Shunt tripping coil assembly suitable for 630 Amps, 11 KV, Kirloskar make VCB complete all as specified and directed. |
| 137 | S&F in replacement of Shunt closing coil assembly suitable for 630 Amps, 11 KV, Kirloskar make VCB complete all as specified and directed. |
| 138 | S&F in replacement of LED indicator (colour as per site requirement) suitable for HT 11 KV, 630 Amps, 3 pole VCB Panel including carry out necessary modification in existing panel complete all as specified and directed. |
| 139 | M&L for painting of erected steel tubular swaged pole of HT over head line of 11 m long (except embedded portion) complete including all MS work mounted on pole with two coat of aluminium paint after necessary preparation, cleaning including scrapping up of old corroded paint dirt/ dust/ rust carefully and providing 07 Nos bands/ straps with synthetic enamel paint (any tint 30 cm wide each)from top of plinth block and writing of pole number with white synthetic enamel paint on black back ground complete all as specified and directed. |
| 140 | Material and labour laying well burnt old sizebricks, straight or curved on plan , laid flat with width equal to length of brick , laid dry over electric cable for protection all as specified. |
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