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| Sr No | Corrigendum Date | Corrigendum | Type | New Submission Date |
|---|---|---|---|---|
| 1 | 27-11-2025 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 04-12-2025 |
| Sl. No. | Item Description |
| 1 | Excavation in trenches in soft/loose soil not exceeding 1.50 mtr wide and not exceeding 1.50 mtr in depth for laying of cables and gettingout including trimming of sides complete all as specified and directed. |
| 2 | Returing, filling in, including spreading, leveling watering and well ramming in layers not exceeding 25 cm thick each layer compete all as specified and directed. |
| 3 | Removal of surplus soil to a distance not exceeding 50 mtr and depositing where directed at a level not exceeding 1.5 mtr above the starting point complete all as specified and directed. |
| 4 | Material and labour for sand cushioning with a layer of sand 8cm thick before laying of cable and 15 cm thick after laying of cable in trenches complete all as specified and directed. |
| 5 | Supply, laid in trench/ fixed with surface of wall / roof etc, jointing, thembling and glanding in suitable size, testing in replacement toHT XLPE cable insulated, screened, PVC bedded galvanised steel strip or wire armored electric power cable (heavy duty) with alumunium conductor 11 KV, grade cross section area 120 Sqmm of 3 core complete all as specified and directed.Note : Excavation earth work cable cover, sand cushioning etc shall be measured and paid separately under respective items) |
| 6 | Supply, laid in trench/ fixed with surface of wall / roof etc, jointing, thembling and glanding in suitable size, testing in replacement toHT XLPE cable insulated, screened, PVC bedded galvanised steel strip or wire armored electric power cable (heavy duty) with alumunium conductor 11 KV, grade cross section area 95 Sqmm of 3 core complete all as specified and directed.Note : Excavation earth work cable cover, sand cushioning etc shall be measured and paid separately under respective items) |
| 7 | Supply, laid in trench/ fixed with surface of wall / roof etc, jointing, thembling and glanding in suitable size , testing in replacement toHT XLPE cable insulated, screened, PVC bedded galvanised steel strip or wire armored electric power cable (heavy duty) with alumunium conductor 33 KV, grade cross section area 300 Sqmm of 3 core complete all as specified and directed.Note : Excavation earth work cable cover, sand cushioning etc shall be measured and paid separately under respective items) |
| 8 | Supply, laying, jointing, connecting and testing XLPE insulated PVC sheathed cable 1100V grade, conforming to IS-7098 (Part-I) of 1988, screened PVC bedded, armoured electric power cable, heavy duty multi-stranded aluminium conductor grade cross section area 3.5 core 185 Sqmm (earthed) complete all as specified, laid in trenches / fixed on walls/poles, passing through pipes, etc. including connecting up to DBs, etc. with required lugs, end terminal / cable glands including taking out/down old unserviceable cable and disposing off complete all as specified and as directed of the following sizes: Note: Excavation and earthwork will be measured and paid separately under respective items herein |
| 9 | Supply, laying, jointing, connecting and testing XLPE insulated PVC sheathed cable 1100V grade, conforming to IS-7098 (Part-I) of 1988, screened PVC bedded, armoured electric power cable, heavy duty multi-stranded aluminium conductor grade cross section area 3.5 core 300 Sqmm (earthed) complete all as specified, laid in trenches / fixed on walls/poles, passing through pipes, etc. including connecting up to DBs, etc. with required lugs, end terminal / cable glands including taking out/down old unserviceable cable and disposing off complete all as specified and as directed of the following sizes: Note: Excavation and earthwork will be measured and paid separately under respective items herein |
| 10 | Supply, laying, jointing, connecting and testing XLPE insulated PVC sheathed cable 1100V grade, conforming to IS-7098 (Part-I) of 1988, screened PVC bedded, armoured electric power cable, heavy duty multi-stranded aluminium conductor grade cross section area 3.5 core 95 Sqmm (earthed) complete all as specified, laid in trenches / fixed on walls/poles, passing through pipes, etc. including connecting up to DBs, etc. with required lugs, end terminal / cable glands including taking out/down old unserviceable cable and disposing off complete all as specified and as directed of the following sizes: Note: Excavation and earthwork will be measured and paid separately under respective items herein |
| 11 | Supply, laying, jointing, connecting and testing XLPE insulated PVC sheathed cable 1100V grade, conforming to IS-7098 (Part-I) of 1988, screened PVC bedded, armoured electric power cable, heavy duty multi-stranded aluminium conductor grade cross section area 3.5 core 70 Sqmm (earthed) complete all as specified, laid in trenches / fixed on walls/poles, passing through pipes, etc. including connecting up to DBs, etc. with required lugs, end terminal / cable glands including taking out/down old unserviceable cable and disposing off complete all as specified and as directed of the following sizes: Note: Excavation and earthwork will be measured and paid separately under respective items herein |
| 12 | Supply and laying reinforced precast concrete cable cover class HVP type 1 with peak size 300mm x 180mm x 40mm in trenches for protection to under ground cable complete all as specified and directed. |
| 13 | M&L brick, sub class \"B\" bricks laid dry, flat, length equal to width of brick over sand cushioning in trenches for cable protection complete all as specified and directed. |
| 14 | Labour only for reuse of serviceable bricks obtained from item No 1. |
| 15 | Material & labour for cutting /boringto plinth protection/ hard standing / road etc in suitable depth to across the GI pipe size upto 80 mm dia of bore for drawn through XLPE under ground cable forgivingmechanical protection to cable complete all as specified and directed.(Note : Quoted rate shall be included the cost of required material for repairing to disturbed surface complete all as per existing site and all as directed by Engineer-in-charge. |
| 16 | M&L in replacement to GI tubing light grade 150 mm dia of bore with all fitting laid in trenches across the road or fixed with pole/ surface of wall etc as site with required fixing accessories complete all as specified and directed. |
| 17 | All as above item No-16 here in before but in size 80 mm dia of bore. |
| 18 | Labour for disconnecting /taking out/ cutting etc to XLPE insulatedcable upto 33/11KV graded in any specification/ size/ core etcfrom trench/ tray / pole / GOD etc as site to replacing the defective piece/ portionOR jointing bystraight through/ end termination joint kitetc incl removing brick/ cable coversafely for re-using assame existing complete all as directed and quoted unit rate included such aspect.Note: (i) Earth work shall be measured and paid against respective item.(ii)Required T&P and safety equipment’s shall be arranged by contractor. (iii) Any other part replaced during execution shall be measured and paid separately under respective items. |
| 19 | Labour for fault detecting location by using vehicle mounting fault locator machine to move along route layout of XLPE insulated HT 11/33 KV under ground cable at various location at AOR by gradually step by step testing of tracing the correct fault location incl making all testing after re-laying of repaired cable as per existing complete all as specified and directed. Note:- Quoted unit rate shall be deemedincluded cost ofpayment of fees for providing fault locator machine from State Govt Electricity authority and its transportation including diesel & driver charges complete. Govt receipt for payment made for state Govt Electricity authority be produced to Engineer-in-charge at every time before making payment to contractor. |
| 20 | Labour for re-laying, connecting, jointing, thembling using in suitable size and cramping etc to serviceable XLPE insulate cable upto 33 KV/11 KVgrade (Earthed) in all specification incl brick (re-use) and sand (Provided fresh) etc all as per existing complete with other site required works complete all as specified and directed.Note : Sand cushioning punned dept shall be measured and paid separately under respective items. |
| 21 | Supply and fixing / laid in trench/ bored hole under the High way for mechanical protection to XLPE cable of as new reinforced concrete pipes class NP 3 pipedia of bore 450 MM laid under the National high way road for crossing the HT cable including jointed complete with collars complete all as site required and directed. Note : Quoted rate shall be included the cost ofrequired safety measures and rent of boring machine etc all required other work for acrossing the above pipe under thefull functioned National high way in suitable depth. |
| 22 | Supply, fixing, connecting jointing thembling to end of cable, testingetc in replacement to cablejointing kit for 11KV (earthed) grade cable for out door end termination heat shrink type joint complete with jointing material and accessories suitable for 3 core x 120 to 185 Sqmm XLPE armored alumunium conductor cable complete all as specified and directed.(Note :Excavation &work shall be measured and paid against respective items) |
| 23 | All as above item No-22 here-in-before but size 3 core x 120 to 185 Sqmm (earthed)indoor type end termination .(Note :Excavation &work shall be measured and paid against respective items) |
| 24 | All as above item No-23 here-in-before but out door straight through heat shrink type joint suitable for, 11 KV graded3 core x 120 to 185 Sqmm (earhted)XLPE armoured cable. (Note :Excavation &work shall be measured and paid against respective items) |
| 25 | Supply, fixing, connecting, jointing, thembling to end of cable and commissioning and testingin replacement of heat shrinkable cable jointing kit suitable for 33 KV grade (earthed) cable foroutdoortype end termination complete with jointing material and accessories suitable for 3 core XLPE insulated armored aluminium conductor cable of size 300 Sqmm 3 coreincluding taking down existing complete all as specified and directed.(Note :Excavation &work shall be measured and paid against respective items) |
| 26 | All as above item No-25 here-in-before but size 3 core x 300 Sqmm (earthed) butindoor type end termination complete all as specified and directed. |
| 27 | All as above item No-26 here-in-before but straight through heat shrink type joint suitable for, 33 KV graded3 core x 300 Sqmm (earthed) XLPE armored cable complete all as specified and directed. |
| 28 | M&L paintingto steel prepared surfaces of any width or girth not otherwise described by using synthetic enamel paint in two coats (one as finishing coat) over one coat of red oxide zinc chromeprimer on surface of steel structure /girder/ angle frame/ wire mesh fencingetc in any description at E/M installation using paint spray gun on specified working pressure including sign making / marking withusing different colour in given size of letter etc complete all as specified and directed.Note : Paint colour & shade including writing marking of letters etc shall be deemed included in quoted unit rate and the same shall be approved by Engr-in-charge) |
| 29 | M&L painting using heat resisting paint in two coats (one as finishing) over one coat of red oxide zinc chrome primer on external surface of transformer in any rating/capacity using Ist quality paint and applying through spray gun machine on specified working pressure incl writing of MES/SM Nousing different colour including writing letter in given size etc after removing/scrapping/rubbing to old fedded paint and filler filling etc complete all as specified and directed.Note : Quoted unit rate shall be deemed included cost of writing letters & filling depresion by using putty, complete Colour & shade shall be approved by Engr-in-charge) |
| 30 | M&L painting to external surface of old painted steel tubular pole upto 11 Mtr heightin various location using aluminium paint in two coats (one as finishing) by spray gun after removing/ cleaning/ scraping etc to old fadded paint incl cross arm, support complete all as directed by Engineer in-charge at site andmaking alternating strip in 30 CM width eachupto 1.5 Mtrs above normalground level and marking pole numbers etc with all sign complete all as specified and directed. Note :Paint colour & shade shall be approved by AGE (I) and tree shrubcutting near poles shall be deemed included in quoted unit rate. |
| 31 | M&L for complete servicing & cleaning of 33 KV (set of three) line isolator / gang operated air-break switch with earth switch upto 400 Amp, steel frame horizontal operated (rotary type) mechanism from ground level consisting of operating rod of 25 mm bore light grade GI pipe including cleaning of contact by CTC liquid proper oiling greasing on contacts & moving rod / handle for properfunction of moveable rod for smooth ON / OFF position along with welding of joints of steel frame etc if required and checking the incoming and outgoing connection (terminal lugs to be replaced if required) and painting the same with one coat of synthetic enamel paint as required and writing the designation of equipments in english alphabets/letter. Meggar testing between phase to phase & phase to earth shall be carried out along with earth test complete all as specified and directed.Note:- (i) Minor spare parts like connector/ clamp/ nut bolts/back contact etc required at site is deemed to be included in the quoted rates. (ii) All type of T&P like ladder, safety belt, dischraging rod, wrench,plier, welder,drill machine,cutter, earth test/ meggar machine etc will be arranged by the contractor and the cost for the same deemed to be included in the quoted rate.] |
| 32 | Taking down old unsv LT panel & Supply, install, testing and commissioning of LT panel size 120 cm x 100 cm x 40 cmenclosures cubical weather and vermin proof totally enclosed made out of 3.15 mm thick CRCA sheet machine pressed of suitable size to operate on 3 phase 4 wire system 415 Volts, 50HZ double door withfront and rear openable with locking arrangement incl inner shutters formounting switch gear etc, bottom gland plate with sufficient numbers of circular cable entry holes, including PCC work, prewired complete duly powder coated with comprising of the following :- |
| 33 | INCOMING :-(i)Air circuit breaker with microprocessor release IPR 1+ of capacity 630 Amp 4 pole 50 KA 415 V, rated ultimate short circuit breaking capacity Ics=100% Icu at, drawout type air circuit breaker.(ii) Phase indicating lamp LED type with HRC fuse – 1 Set of three.(iii) ON/OFF indicating lamp on incomer feeder for status of feeder = 02 Nos(iv) Digital volt meter AC 0 to 500 volts with inbuilt selector switch duly providedwith suitable size of copper insulated wire with universal coloured code of size 96x96mm-01No (v) Digital Amp meter AC up to 630 Amp with inbuilt selector switch and CT’sduly prewired with suitable size of copper insulated wire withuniversal colour code of size 96x96mm – 01 No.(vi) Aluminium bus bar630 Amps capacity of suitable length insulated heavy heatshrinkable sleeves etc -04 Nos.OUT GOING (i)MCCB 400 Amp ,415 Volt,36 KA, 50 Hz, 4 pole Rated Adjustable thermal and fixed magnetic setting ultimate Short circuit Breaking Capacity Icu at 415 V (kA rms) Vac (kA rms), Rated Service short circuit Breaking Capacity Ics = % Icu at 415 V (kA rms) 100%, LS frametype, Confirms to IS/IEC60947-2 Qty - 01 No(ii)MCCB 250 Amp ,415 Volt,35 KA, 50 Hz, 4 pole Rated Adjustable thermal and fixed magnetic setting Ultimate Short circuit Breaking Capacity Icu at 415 V (kA rms) Vac (kA rms), Rated Service short circuit Breaking Capacity Ics = % Icu at 415 V (kA rms) 100%, LS frametype, Confirms to IS/IEC60947-2 Qty - 02 Nos |
| 34 | Taking down old unsv LT panel and Supply, install, testing and commissioning of LT panel size 110 cm x 90 cm x 40 cmenclosures cubical weather and vermin proof totally enclosed made out of 3.15 mm thick CRCA sheet machine pressed of suitable size to operate on 3 phase 4 wire system 415 Volts, 50HZ double door withfront and rear openable with locking arrangement incl inner shutters formounting switch gear etc, bottom gland plate with sufficient numbers of circular cable entry holes, including PCC work, prewired complete duly powder coated with comprising of the following :- |
| 35 | INCOMING :-(i)MCCB 400 Amp ,415 Volt,36 KA, 50 Hz, 4 pole Rated Adjustable thermal and fixed magnetic setting ultimate Shortcircuit Breaking Capacity Icu at 415 V (kA rms) Vac (kA rms), Rated Service short circuit Breaking Capacity Ics = % Icu at 415 V (kA rms) 100%, LS frametype,Confirms to IS/IEC60947-2 (ii) Phase indicating lamp LED type with HRC fuse – 1 Set of three.(iii) ON/OFF indicating lamp on incomer feeder for status of feeder = 02 Nos(iv) Digital volt meter AC 0 to 500 volts with inbuilt selector switch duly providedwith suitable size of copper insulated wire with universal coloured code of size 96x96mm-01No (v) Digital Amp meter AC up to 630 Amp with inbuilt selector switch and CT’sduly prewired with suitable size of copper insulated wire withuniversal colour code of size 96x96mm – 01 No.(vi) Aluminium bus bar630 Amps capacity of suitable length insulated heavy heatshrinkable sleeves etc -04 Nos.OUT GOING (i)MCCB 200 Amp ,415 Volt,25 KA, 50 Hz, 4 pole Rated Adjustable thermal and fixed magnetic setting ultimate Shortcircuit Breaking Capacity Icu at 415 V (kA rms) Vac (kA rms), Rated Service short circuit Breaking Capacity Ics = % Icu at 415 V (kA rms) 100%, frametype,Confirms to IS/IEC60947-2- Qty - 02 Nos(ii)MCCB 160 Amp ,415 Volt,25 KA, 50 Hz, 4 pole Rated Adjustable thermal and fixed magnetic setting Ultimate Shortcircuit Breaking Capacity Icu at 415 V (kA rms) Vac (kA rms), Rated Service short circuit Breaking Capacity Ics = % Icu at 415 V (kA rms) 100%, frametype,Confirms to IS/IEC60947-2- Qty - 02 Nos |
| 36 | Supply, erecting, connecting and testing of LT bus bar chamberin cubical housing cabinet, outdoor type, platform mounted (minimum height 45 CM above normal GL and 30 CM below normal GL) angle iron frame grouted in PCC foundation , factory made, totally enclosed, dust and vermin proof made out by 3.15 MM thick CRCA MS sheet of overallindicating size 750 x 750x 450 MMand full built upon angle iron frame in size 40 x 40 x 5 MM, having front and rear hinged both side open able doors and lifting lugs (02 Nos) , locking arrangement to be connect to earthing strip at rear side, bottom detachable both side open able ,gland plate complete with suitable size zinc plated and passivated nut, bolts, spring and washers sheet steel bus bar chambers having front hinged covers with a set of electrolytic grade high conductivity.The cabinet and all members should be chemically treated with MSR solution for anticorrosive treatment painted epoxy powder coatedcomprising 04 Nos Aluminium conductor equal size 600 Amps rated colour sleeve insulated bus bar mounting on heat shrinkable insulator both side incl grouting in PCC foundation including taking down existing material complete all as specified and directed.Incoming:-(i)MCCB 320 Amp ,415 Volt,36 KA, 50 Hz, 4 pole Rated Ultimate Shortcircuit Breaking Capacity Icu at 415 V (kA rms) Vac (kA rms), Rated Service short circuit Breaking Capacity Ics = % Icu at 415 V (kA rms) 50%, frametype,Confirms to IS/IEC60947-2- Qty - 01 Nos |
| 37 | Supply, install, testing and commissioning of LT panel size 110 cm x 90 cm x 40 cmenclosures cubical weather and vermin proof totally enclosed made out of 3.15 mm thick CRCA sheet machine pressed of suitable size to operate on 3 phase 4 wire system 415 Volts, 50HZ double door withfront and rear openable with locking arrangement incl inner shutters formounting switch gear etc, bottom gland plate with sufficient numbers of circular cable entry holes, including PCC work, prewired complete duly powder coated with comprising of the following :- |
| 38 | INCOMING :-(i)MCCB 400 Amp ,415 Volt,36 KA, 50 Hz, 4 pole Rated Adjustable thermal and fixed magnetic setting ultimate Shortcircuit Breaking Capacity Icu at 415 V (kA rms) Vac (kA rms), Rated Service short circuit Breaking Capacity Ics = % Icu at 415 V (kA rms) 100%, LS frametype,Confirms to IS/IEC60947-2 (ii) Phase indicating lamp LED type with HRC fuse – 1 Set of three.(iii) ON/OFF indicating lamp on incomer feeder for status of feeder = 02 Nos(iv) Digital volt meter AC 0 to 500 volts with inbuilt selector switch duly providedwith suitable size of copper insulated wire with universal coloured code of size 96x96mm-01No (v) Digital Amp meter AC up to 630 Amp with inbuilt selector switch and CT’sduly prewired with suitable size of copper insulated wire withuniversal colour code of size 96x96mm – 01 No.(vi) Aluminium bus bar630 Amps capacity of suitable length insulated heavy heatshrinkable sleeves etc -04 Nos.OUT GOING (i)MCCB 200 Amp ,415 Volt,25 KA, 50 Hz, 4 pole Rated Adjustable thermal and fixed magnetic setting ultimate Shortcircuit Breaking Capacity Icu at 415 V (kA rms) Vac (kA rms), Rated Service short circuit Breaking Capacity Ics = % Icu at 415 V (kA rms) 100%, frametype,Confirms to IS/IEC60947-2- Qty - 02 Nos(ii)MCCB 160 Amp ,415 Volt,25 KA, 50 Hz, 4 pole Rated Adjustable thermal and fixed magnetic setting Ultimate Shortcircuit Breaking Capacity Icu at 415 V (kA rms) Vac (kA rms), Rated Service short circuit Breaking Capacity Ics = % Icu at 415 V (kA rms) 100%, frametype,Confirms to IS/IEC60947-2- Qty - 02 Nos |
| 39 | M&L checking (all connection and mechanism) cleaning overhauling servicing of 3 phase 11 KV ring main unit (RMU) extensive type 630 Amps rating with servicing of cable test compartment, Gas Tank, Interlocking latch for cable test compartment, padlocking system for load break switch, ring switch cable compartment, including replacement to minor spare such as spring copper finger/contact set male and female locking arrangement , relay time re-setting, right mechanism to all for making serviceable by OEM authorised work shop only andreassembling testing and commissioning complete at site all as specified and directed.(Note:- Quoted rate shall be included cost of required other spares & serviceable of RMU). |
| 40 | M&L for cement concrete type C-2 in ratio 1:3:6 using 40mm graded aggregate as in foundation filling and mass concrete complete all as specified and as directed. |
| 41 | M&L for cement concrete type in ratio 1:2:4 using20mm graded aggregate as in foundation filling and mass concrete complete all as specified and as directed. |
| 42 | Supply and filling broken/crushed stone boulder filling dry hand packed tightly laying in layers on ground surface in size 40 to 50 mm after excavation, removing, dressing, leveling, compact work etc all as per site requirement on existing ground surface of E/M installations complete all as specified and directed. (Note:- Quoted unit rate shall bedeemed included cost required for earth work to prepare the surface for laying boulder in layers with compact work). |
| 43 | Supply and fixing in replacement to cross arms / angle frame / MS sheet to made out bracings supports / clamp , back plates fabricated from structural steel sections nut bolt washers cutting welding to hot /cold drilling holes for bolts in any shape or size as indicated incl painting in two coats using synthetic enameled paint over one coat of primer red oxidecomplete all as specified and directed. |
| 44 | Supply, erecting and installation of steel tubular, swaged, poleof overall length11 meter having maximum tensile strength 42 Kgf/mm2 of type 410 SP-55 conforming to IS-2713-1980. respectively, bottom MS square plate duly painted with two coat of black bituminous paint throughout, internally and externally up to planting depth and painting remaining portion of pole with two coats of aluminium paint to the entire exposed surfaces over one coat of red oxide primer making/pasting three nos circular strips each of 100 mm wide with one blue and 02 Nos white colour strip synthetic enamel paint and marking / stencil writing of pole numbers with black paint complete including taking down old unsv pole all as directed by Engr-in-charge.Note :- Necessary Excavation and earth work, PCC Work for foundation of pole assemblyshall paid separetely. |
| 45 | Supplying, straining in replacement of alumunium conductor steel reinforced (ACSR) in any specification making interconnection of net work fixing on existed structure/pole and replacement of unsv run of 11 KV over head line on existed poles complete all as specified and directed.(Note :- Sagging length of ACSR conductor shall be deemed included in the quoted unit rates). |
| 46 | Supply and fixing in replacement to PG clamp suitable for ACSR for making inter connection on 33 KV net work complete all as specified and directed. |
| 47 | S & F in replacement of pin type porcelain, vitreous, white,brown or green insulator including one galvanised mild steel spindle, two galvanised iron washers and one galvanised iron nut, 50mm height, 65mm dia for 550 volts gradeinsulator of size 150 mm height, 150 mm dia, 11 KV grade complete all as specified and as directed. |
| 48 | S & F in replacement of shackle type porcelain, vitreous, white,brown or green insulator including one galvanised mild steel spindle,two galvanised iron washers and one galvanised iron nut, 50mm height, 65mm dia for 550 volts gradeinsulator of size 150 mm height, 150 mm dia, 11 KV grade complete all as specified and as directed. |
| 49 | All as above item No-45 above but disc type insulator suitable for working pressure 11 KV in size 150 mm high and 255 mm dia ball and socket two in series assembly for tension with tension clamp for conductor complete with fixing accessories complete all as specified and as directed. |
| 50 | Supply and replacement on requirement to self adhesive PVC insulation tape suitable for 11 KV, 25.1 mm x 9.1 Mtrs x 0.305 MM for HT. Scotch-70 complete all as specified and directed. |
| 51 | Supply andreplacement on requirement to scotch Rubber mastic insulationtape 2228, 2\" (50 mm minimum) width and 10 feet in length suitable for 11 KV complete all as specified and directed. |
| 52 | Supply and fixing in replacement fire retardant/extinguishing electric insulated synthetic mat insulatica-2000 of 3.0 mm thick +10% confirming to BIS : DOC No ET-02 (5440) dated 30 Apr 2004, meeting requirement of IS-3043, IS-5216 (Part I, II, III) IS-8437 and IEC 479 pub I, tested for breakdown strength, tensile/Elongation ageing properties, insulation resistance, effect of acid, alkaline, diesel and transformer opil leakage current test, fire test etc. having minimum width of 1000 mm + 20 mm including all allied materials such as PU-resing, chemical bound (Haedener) special PVC adhesive liquid primer etc of required quantity to complete the job as per site requirement complete all as specified and as directed. |
| 53 | Supply andreplacement on requirement to bases to aluminium themble / legs suitable for thembling to XLPE insulated cable in size 300 Sqmm x 3 core , 33 KV graded complete all as specified and directed. |
| 54 | Supply andreplacement on requirement to aluminium themble / legs suitable for thembling to XLPE insulated cable in size 120 to 240 Sqmm x 3.0 core , 11 KV graded complete all as specified and directed. |
| 55 | Supply andreplacement on requirement to bases aluminium themble / legs suitable for thembling to XLPE insulated cable in size 95 to 185 Sqmm x 3 core , 11 KV graded complete all as specified and directed. |
| 56 | M&L Servicing of 11 KV distribution network outdoor equipment including isolators,CTs-4 Set, PTs-4 Set,lightening arrestor GODs (oiling/ greasing) by opening their connection and cleaning contacts with sand paper, greasing the equipment whose required reconnecting all the connections including replacement as new supply and fixing minor spares of GOD as nut bolt washer barrel fuses, copper fingers (male and female) operating handle, locking arrangement etcall required for making serviceable complete all as specified and directed.(Note:- The rates quoted shall be deemed included cost of T&P and other items required at site). |
| 57 | Labour only for calibration/relay setting and servicing of all types of relays ( Short circuit earth fault, overload protection, IDMT etc) at 33 KV Yard and substation, comprising of 33 KV control panels-4 Nos, 11 KV VCB panels-6 Nos by authorised agency/OEM through computersied software.The relay shall be duly calibrated in conformity with relay setting of RMU\"s installed at various HT networks and vice versa.The agency will provide the relay setting parameters in writing for future use complete all as specified and directed. |
| 58 | M&L of treaming/ cutting to tree branches for making minimum arounded clear space2 Mtrs from OH line / installation and otherE/M assest in varrious location of AOR (area of responsible) as given by Deptt using mechanical machine/ manualy with all safety measures including removing to waste materials from site 50 Mtrs distance apart minimum at given site making all clean as per existed complete as directed. Note :Distance between two poles shall be measured against one span. |
| 59 | Supply and fixing termination boots suitable size for RMU unit capacity 630 Amp including taking down old unsv termination boots all as directed by Engr-in-charge. |
| 60 | M&L for refilling of SF6 gas up to required working pressure for RMU unit capacity 630 Amp all as directed by Engr-in-Charge. Note - Contractor should be provide all safety equipment to his staff before refilling of SF6 gas. |
| 61 | M&L for maint of VCB 11 KV,400/630 Amps of Make CG including removal of VCB trolley, cleaning of all copper male & female contacts, applying anti corresive jelly,tightning of all connections ,refixing the VCBtrolley to its original position Checking manual/motorise operation of VCB,checking tripping systems etc complete . |
| 62 | M&L for Voltmeterdigital for VCB 11 KV,400/630/1200 Amps complete all as specified and as directed. |
| 63 | M&L for Amp meter 11 KV digital for VCB,400/630/1200 Amps complete all as specified and as directed. |
| 64 | M&Lfor Voltmeter selector switch, for VCB 11 KV,400/630/1200 Amps complete all as specified and as directed. |
| 65 | M&L for Indicator for VCB 11 KV,400/630 Amps complete all as specified and as directed. |
| 66 | M&L forPT Fuse for VCB 11 KV,400/630 Amps complete all as specified and as directed. |
| 67 | M&L for VCB Triping coil with plunger for VCB 11 KV,400/630 Amps complete all as specified and as directed. |
| 68 | M&L for VCB Closing coil with plunger for VCB 11 KV,400/630 Amps complete all as specified and as directed. |
| 69 | M&L for strip heater capacity 80Watt, 240 Volt for moisture controlling of VCB complete all as specified and as directed. |
| 70 | Supply and fixing end post rubber boot cover for fixing with 11 KV VCB end post termination out door type for weather protection ISI marked complete all as specified and as directed. |
| 71 | Supply and fixing Vaccum Interrupter Bottel type V2 35409 M3 suitable for VCB 630 Amp, 50 Hz, rated voltage 11 KV classification class \"C\"complete all as specified and as directed.Note : Contractor should provide OEM purchase boucher and test certificatebefore fixing. |
| 72 | Supply and fixing Current Transformer for 11 KV VCB Cap 630 Amp,CT ratio 100-50/5+5, class 1.0, 5P10, core 1 : 15 VA, Core 2 : 15 VA, type BWP-4, rated frequency 50 Hz, STC 13.1 for 1 sec, IS-2705, IEC 60044, BIL:12/28/75 KVP suitable for VCB capacity 630 Amp. |
| 73 | M&L for megavin spouts as per existing make and model suitable for 11 KV VCB complete all as specified and as directed. |
| 74 | M&L for complete servicing & cleaning of power transformer 33 /11 KV upto 1.50 MVA, outdoor type externally with all accessories (such as conservator tank, marshaling box, bushings, bucholz relay radiator, bushings oil level indicator) including painting the same with one coat of synthetic enamel paint as required and writing the designation of equipments and MES no in english alphabets/letters. Checking the incoming and outgoing terminal connection with transformer oil dielectric strength (BD voltage) test, buccholz relay alarm & trip testing oiltemprature alarm & trip test, winding temprature alarm & trip test, meggar testing between:HV to earth; LV to earth; HV to LV, earth resistance test for body earthing and replacement of all packing and viewing glass in marshilling box ( if required) complete all as specified and directed by Engr-in-charge. [Note:- (i) Minor spare parts like connectors/ clamps/ nut bolts etc required at site is deemed to be included in the quoted rates.(ii) All type of T&P like ladder, safety belt, dischraging rod, wrench,plier, welder,drill machine,cutter, earth test/ meggar machine etc will be arranged by the contractor and the cost for the same deemed to be included in the quoted rate.] |
| 75 | Disconnecting HT connections of burnt/defective 33 KV Current Transformer outdoor type single pole (ratio 50/25/5+5+1) taking down from site of installation with the help of crane andshifting the Current transformerto contractor’s workshop for repair, re-installing (after carrying out repair), testing and commissioning the Current transformers at site after meggering and proper testing from authorized agency complete all as specified and directedNote : 1. Crane and vehicle for taking down, loading/unloading & shifiting of current transformer shall lbe arranged lby the contractor at his own cost.2. Repair to transformer shall be measured and paid for separaely under respective items here-in-after. |
| 76 | Disconnecting HT connections of burnt/defective 33 KV Potential Transformer outdoor type single pole 50 Hz of ratio (33KV/3/110V/3) rated burden 100 VA with 0.5 accuracytaking down from site of installation with the help of crane andshifting the Current transformerto contractor’s workshop for repair, re-installing (after carrying out repair), testing and commissioning the Current transformers at site after meggering and proper testing from authorized agency complete all as specified and directedNote : 1. Crane and vehicle for taking down, loading/unloading & shifiting of current transformer shall lbe arranged lby the contractor at his own cost.2. Repair to transformer shall be measured and paid for separaely under respective items here-in-after. |
| 77 | Supply & fixing in replacement switch air break gang operated out door type (conforming to IS specifications) 11 KV, 200 Amps capacity triple pole mechanically operated suitable for operation from ground level and for vertical mounting complete with HT insulator 12 Nos, channel, GI pipe light grade/ operating rod with pad look arrangement and out door drop-out expulsion fuse assembly with fuse carrier fitting complete all as specified and as directed. |
| 78 | Supply and fixing, installation, commissioning and testingin replacement of lightening arrestornon-linear resistance type single pole made out of porcelain brown glazed, heavy duty station class, gapless, zinc oxide type ( non - linear ) fitted with pressure relief device, arc diverting ports, grading / corona rings, discharge counter with ammeter, mounting insulator type conforming of Fe 410W (Gde E-250) discharge 65 Kiloa Amps suitable for 33000 working volts (33KV)including dismantling of old unserviceable lightening arrester complete with comprising following parameters :-(i) Nominal system voltage : 33 KV normal discharge current rating 10 KA & high discharge with 65 KA assembly. |
| 79 | Supply, install, testing and commissioning of gang operated air break isolator switch out door type triple pole revolving type and double break suitable for horizontal mounting consisting of hot dip galvanized channel iron base having 2 Nos 33 KV working pressure post type insulator in stack and 3 such stacks per pole ,copper or copper alloy high pressure heavily tinned and double contacts plated MS arcing horns capable of breaking mgnetising current complete with phase coupling bar 25 MM dia GI pipe as down rod , lever coupling and operating handle with locking arrangement as for both ON and \"OFF\" positions coupling connections etc suitable fo 33 KV 3 phase 50 HZs Ac supply system having 200 Amps capacity all as speicifed in IS - 1818 of Oct 1972 including interlocking with 33 KV VCB (out door type) complete all as directed. |
| 80 | M&L in replacementfor lightening arrestor non linear resistor type confirming to Fe 410 W (gde -E-250) quality \"A\" complete line discharge class 3 nominal discharge current 10 KA & high discharge with stand 65 KA assembly suitable for 11 KV working pressureand mounted on hot dip galvanised steel structure including all clamp nuts bolt and washers etc connecting to earth 32 x 6 MM GI strip including taking out the same complete all as specified and directed. |
| 81 | M&L for chemical to burn out the shrub/grass/ unwanted small trees etcin out fit area of electrical sub station located at AOR , 33 KV MRS and other E/M installations, mixed with water in given ration and spread by using spray gun in given time interval as directed. (Note:Chemical sample shall be supplied in sealed container after approved by Deptt and time interval between to spray period will be given by Deptt). |
| 82 | Disconnecting HT/LT connections of burnt/defective copper/aluminium wound transformer 11/0.433 KV of capacity100 KVA to 500 KVA taking down from site of installation with the help of crane andshifting the transformer to contractor’s workshop for repair, re-installing (after carrying out repair), testing and commissioning the transformers at site on full load. Complete all as specified and directed.Note : 1. Crane and vehicle for taking down, loading/unloading & shifiting of transformer shall lbe arranged lby the contractor at his own cost.2. Repair to transformer shall be measured and paid for separaely under respective items here-in-after. |
| 83 | Opening up the top cover, dismantling and taking out the complete core assembly of the 11/0.433 KV transformers of capacity100 KVA to 500 KVA for repairand taking out the burnt coils, cleaning and making good surface including internal cleaning, removing sludge, washing and applyingone coat of zinc chromate paint to inner side of the transformer body and one coat of synthetic enamel Grey paint to the external surfaces after cleaning and removing oil spot from the body, re-assembling including replacement of HT/LT coils, defective core bushing tap changing switch, gaskets, insulators, pouring of filtered/dehydrated oil, replacement ofworn out bolts nuts, complete all as specified amd directed. |
| 84 | Supply and filling newTransformeroil having die electric strength not less than 45 KV in sealed container complete including centrifuging of oil (if required ) up to getting dielectric strength not less than 45 KV complete all as specified and directed.(Note : Transformer oil will be supplied by the contractor in sealed container of approved make alongwith necessary manufacturer test certificate and purchase vouchers |
| 85 | Dehydration & filtration of transformer oil/voltage stabilizer oil at site of installation for 11 KV, 433V step down transformer of any capacity and any make installed on pole/plinth mounted indoor/out door and obtaining di-electric strength minimum 50 KV (r.m.s) with in 1 minute with 2.5 mm gap with portable filtration cum dehydration machine complete all as specified and directed.. (Testing of di-electric strength of dehydrated transformer oil of each transformer/voltage stabilizer will be carried out in the presence of Engr-in-Charge). |
| 86 | M&L Rectifying and arresting the oil leakage of transformer of any capacity, disconnection of cable termination of HV& LV ends , opening the top cover by using tripod, chain and pulley after removing all fitments, replacing thecomponents of the transformer such asgaskets, \"O\" rings etc. Rectify the leaks in a variety of areas such as radiator fins, flanges, circuit breakers, valves, fastener assemblies, Oil leakage through pin hole / crack joint , drain valve / radiator valve , Oil leakages through gasket joints. Applying putty/M-Sea Monoplastand gas welding where ever as required necessary complete all as directed by Engr-in-Charge & refixing the top cover and all fitments, re-fixing cable termination of the HV& LV ends complete all as specified and directed.(Note : Testing and Cost of all type of rubber gasket, \"O\" rings, putty/M-Seal Monoplast and gas welding where ever as required, lugs, nuts, bolts, double washers etc shall deemed to be included in the quoted unit rate). |
| 87 | Supply and re-filling to dehydrating agents (silica gel) re-filling in breather of transformer in any make model rating etccomplete all as specified and directed. |
| 88 | Supply and fixing in replacement to cabin assemblyof silica gel suitable for step down transformer 11/ 0.440 capacity upto 400 KVA including excess water storage bottle, clamp including silica gel filled etc in existing make model specification in all complete all as specified and as directed.(Note : Quoted rates shall be including the cost of silica gel initially filling). |
| 89 | Supply and fixing in replacement to cabin assembly of silica gel suitable for step down transformer 33/ 11 KV capacity 1500 KVA including excess water storage bottle, clamp etc complete all as specified and as directed. Note : Quoted rates shall be including the cost of silica gel initially filling. |
| 90 | Supply and fixing in replacement to brass terminal studswith nuts, oil seal and washer forHV side of step down transformer 11/ 0.440 capacity rage 160 KVA to 250 KVA including replacement of gasket etc to make transformer leak proof complete all as specified and directed. |
| 91 | Supply and fixing in replacement to brass terminal studswith nuts, oil seal and washer for HV side of step down transformer 11/ 0.440 capacity rage 300 KVA to 500 KVA including replacement of gasket etc to make transformer leak proof complete all as specified and directed. |
| 92 | Supply only LT bush assembly brass complete with double check nuts, washers and oil seal all accessories with bushing insulators suitable for transformer capacity 100 KVA to 250 KVA complete all as specified and as directed. |
| 93 | Supply only LT bush assembly brass complete with check nuts, washers oil seal etc all accessories with bushing insulators for transformer capacity 315 KVA to 500 KVA complete all as specified and as directed. |
| 94 | Supply only new cork sheet gasket 6 mm thick superior quality on top cover plate of the transformer capacity 160 KVA to 630 KVA complete all as specified and as directed. |
| 95 | Supply only tap changer switch suitable for indoor/out door type for transformer of capacity 100 KVA to 250 KVA suitable for fixing on HV side to vary the voltage on LV side up to + 7.5% in steps of 2.5%, complete all as specified and directed. |
| 96 | Supply only tap changer switch suitable for indoor/out door type for transformer of capacity 315 KVA to 500 KVA suitable for fixing on HV side to vary the voltage on LV side up to + 7.5% in steps of 2.5%, complete all as specified and directed. |
| 97 | Supply & fixing in replacement temperature gauge stem type with range 0° –120° Celsius complete with all accessories suitable for indoor or out door transformer complete all as specified and as directed. |
| 98 | Supply and fixing in replacement Gate valve brass of 25 mm bore ISI marked in replacement of drain out valve of transformer of capacity 160 KVA to 315 KVA complete all as specified and as directed. |
| 99 | All as per description of serial item No 95 here-in-before but 32 mm bore gate valve complete all as specified and directed. |
| 100 | Supply only new copper strip wound wire wound coils/limb for LT winding for 11/0.433 KVtransformer ofcapacity 50 KVA to 315 KVA, with suitable size copper stripto match with working capacity of the transformer and all as per manufacturer’s design/specification including provision of Class ‘E’, insulation, fixing the coils in position including connecting electrically in core assembly Complete all as specified and directed. |
| 101 | Supply only new copper wire wound coils for HT winding of transformers with super enameled copper winding wire of suitable gaugeto match with the working capacity of transformer and all as per manufacture’s design and specification including providing Class-E insulation and fixing HT coils in position and connecting electrically in core assembly of 50 KVA to 315 KVA. complete all as specified and directed. |
| 102 | Supply only 11 KV porcelain bushing insulators for HT side out door/indoor type transformer capacity 315 KVA to 500 KVA complete all as specified and as directed. |
| 103 | M&L for Earthing complete with galvanized steel earth plate electrode 60 cm x 60 cm x 6 mm thick surrounded with charcoal and salt, buried directly in ground (earth pit not less than 2.25 metre deep below ground level) with top edge of plate not less than 1.5 metre below normal ground level connected to galvanized earth leadusing GI earth strip in size 32 x6 mm means of bolts, nuts, check nuts and washers of galvanized iron or steel all as shown in electrical Plate No 3 of MES SSR Part-I connected to main switch board or main control board all as specified and testing on completion including provision of earth wire protected by galvanized iron15 mm dia light grade pipe and watering pipe shall be 20 mm bore light grade including all excavation and earth work in any type of soil, PCC pit with pre-cast RCC cover, charcoal/salt, funnel etc complete all as specified and as directed. |
| 104 | Note for item No. 100:- (i) The concrete pit shall be PCC 1:3:6 type C-1, 40 mm thick pre cast cover slab of RCC (1:2:4) type B-1 using 20mm graded stone aggregate reinforced with 8mm TMT bars @ 10 cm C/C on both sides with suitable cast iron handle shall be provided in lieu of cast iron cover shown in electrical plate No 3 of MES SSR Part-I.(ii) Item includes the cost of 7.50m GI pipe for protection of earth wire/strip Any variation in length shall be adjusted through deviation order. (iii) Item includes cost of 7.50m earth lead wire/strip. Any variation in length shall be adjusted through deviation order.(iv)PCC pit shall be provided at least 500 mm away from the pit and not on the earth pit itself and the extra cost of additional length of watering pipe, bends, elbow etc shall be deemed included in the unit rate. |
| 105 | M&L earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or burried in ground or drawn in conduit/pipe or fixed to pole or any other indicated situation for loop earthing etc as required of size 32 x 6 mm galvanised iron strip complete all as specified and directed. |
| 106 | Supply & fixing in replacement of 12 Volt 150AH,short tubular inverter battery with rugged constructionmaintenance free battery mounted on steel rack complete ,testing and commissioning complete all as specified and directed. |
| 107 | Supply & replace battery lead of 1 mtre length, PVC insulated multistranded copper conductor of size 25 sqmm including one side cable lugs and other side battery terminal complete all as specified and directed. |
| 108 | Taking down old unsv Inverter and supply and fixing Inverter 12 volt 900 VA max load 756 watt, inverter type pure sine wave inverter with digital display, processor intelligent 32 bit DSP processor MCB for protection from input main complete with mounting stand suitable for inverter and Battery complete all as specified and directed. |
| 109 | M&L for mild steel work with angle iron, channel etc as in post and struts in fencing including cutting tops to shape, as directed, drilling holes, notching for wire etc flat iron fillets (for securing wire mess etc) including all necessary drilling, bolting or rivetting etc complete including taking down old unsv complete all as specified and directed. |
| 110 | M&L for chain link fencing galvanised including line wires 4 mm dia, mesh size 150x100mm weight not less than 2.3 Kg/sqm and type of standards rails, straining bolts etc. Including provision of binding wire and fixing complete including taking down old unsv fencing complete all as specified and directed. |
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