Tender For Repair/Maint Ht , 11 Kv Transformer, God, Vcb, Rmu, Ht Over Headlines And Ug Cable At Af Stn Gorakhpur
Tender Value
39.93 Lakhs
Estimated cost
Bid Submission
02 Sep 2026
19 days left
EMD
79860
Bank guarantee accepted
Document Fee
500
Non-refundable
Tender Type
Online
Tender Overview
Organization
Tender ID
Competition Type
NCB
Bidding Type
Tender
Location / State
Gorakhpur → Uttar Pradesh
EMD Exemption
Available
Quantity
Not Available
Website
Contact Person
Address
Project Description
Tender for Repair/Maint Ht , 11 Kv Transformer, God, Vcb, Rmu, Ht Over Headlines And Ug Cable At Af Stn Gorakhpur
BOQ
| Sl. No. | Item Description |
| 1 | M&L for earthing complete with galvanized steel earth plate electrode 600 x 600x 6 mm thick buried in ground vertically to a depth n.less than 2.25 mtr below normal ground level connected to galvanized steel strip 32 x 6 mm earth lead by means of bolts, nuts and washers made of galavanised iron or steel earth strip protected by 40 mm bore light grade GI pipe and connected for body earthing of feeder pillar box all as specified and directed incl PCC work as per sketch No 3 of SSR Part -I (2009) pit cover slab of size 300x300x50 mm with handle as shown in drawing funnel, wire mesh 20 mm dia GI pipe medium grade for watering, charcoal and slat in alternate layers incl necessary earth pole and excavation in hard/dense soil and removal etc incl testing complete. |
| 2 | Supply and fix (in repalement) earth continuity conductor or main earthing lead fixed to wall or on pole or any other indicated situation as GI strip of size 32x6 mm connected to test point complete all as specifie and as directed. |
| 3 | S&F (in repalement) of a set of 3 Nos lightening arrestors station class single pole non linear register type as per IS 3070 with all fittings discharge capacity 10 KA, rating 30KV(rms) suitable for 33 KV grounded neutral link system fixed on channels, cross arms including connecting to over head line and up to earth pit complete all as specified and directed. |
| 4 | Dismantling insulators like Pin type,disc type from existing electric polesof any descriptionand any size,seggregating serviceable insulators and keep in safe custodyfor re-use complete all as specified and as directed. |
| 5 | S & F (in repalement) of Pin type insulator porcelain,vitreous,white,brown or green including one galvanised spindle, two galvanised iron washer and one galvanised iron nut 150 mm height , 150 mm dia for 11 KV grade complete all as specified and as directed. |
| 6 | S & F (in repalement) of Disc type insulator porcelain,vitreous,145 mm high and 255 mm dia ball and socket type white, brown or green insulator single disc assembly for tension with tension clamps for conductors working pressure 11000 V complete all as specified and as directed. |
| 7 | Dismantling ACSR conductors from the disturbed span including line spacer etc complete all as specified and as directed. |
| 8 | S & F (in repalement) of Aiuminium conductor steel reinforced ( ACSR) (sizes as ordered) with permisible sags and providing jumper etc fixing on electric poles and binding to insulators with Aluminium binding wireas in over head conductors including stringing, tightning etc complete all as specified and as directed. Note : Cost of binding wire is deemed to be included in the quoted unite rate. |
| 9 | Dismantling of old unserviceable HT concrete/Steel pole of 11 Mtr long with necessary demolition of concrete foundation including excavation, earth work all as specified and as directed. |
| 10 | S&F (in replacement) steel tubular swaged pole type 410 SP 31(9.0mtr. Long) complete with cast iron base plate/final taper plug, bolt, nuts and washers including excavation earth work in any type of soil , PCC 1:4:8 type D-2 using 40mm graded stone aggregate as in plinth block ,copping PCC 1:2:4 , including two coats of aluminium painting over a coat of red oxide primer on external surface and black bituminous paint on internal surface of pole and external surface upto planting depth as specified in SSR 2009 Part-I including writing pole numbers with white lettering on black background and making black & yellow strips upto 1.5 mtr height including excavation and earth work and PCC copping complete as specified and directed. |
| 11 | M&L in replacement of outdoor end terminal joints heat shrinkable Suitable for HT 11000V (Earthed), XLPE insulated armoured Heavy duty under ground cable including joint kits and labour complete for making joints suitable for aluminium conductor cable of cross sectional area 120 Sqmm 3 Core all as specified and directed. |
| 12 | M&L in replacement of indoor end terminal joints heat shrinkable Suitable for HT 11000V (Earthed), XLPE insulated armoured Heavy duty under ground cable including joint kits and labour complete for making joints suitable for aluminium conductor cable of cross sectional area 120 Sqmm 3 Core all as specified and directed. |
| 13 | M&L in replacement of outdoor end terminal joints heat shrinkable Suitable for HT 11000V (Earthed), XLPE insulated armoured Heavy duty under ground cable including joint kits and labour complete for making joints suitable for aluminium conductor cable of cross sectional area 95 Sqmm 3 Core all as specified and directed. |
| 14 | M&L in replacement of intdoor end terminal joints heat shrinkable Suitable for HT 11000V (Earthed), XLPE insulated armoured Heavy duty under ground cable including joint kits and labour complete for making joints suitable for aluminium conductor cable of cross sectional area 95 Sqmm 3 Core all as specified and directed. |
| 15 | M&L in replacement of straight through joints heat shrinkable Suitable for HT 11000V, XLPE insulated armoured Heavy duty under ground cable including joint kits and labour complete for making joints suitable for aluminium conductor cable of cross sectional area 95 Sqmm 3 Core all as specified and directed. |
| 16 | M&L in replacement of straight through joints heat shrinkable Suitable for HT 11000V, XLPE insulated armoured Heavy duty under ground cable including joint kits and labour complete for making joints suitable for aluminium conductor cable of cross sectional area 120 Sqmm 3 Core all as specified and directed. |
| 17 | Material and labour for lightning arrester 11000 volts non linear resister type conforming to IS-3070 part-I, line discharge class-2, nominal discharge 10 KA and high discharge 65 KA assembly complete suitable for 11 KV including all clamps, nuts, bolts and washers and connecting to earth with 4 mm dia GI wire all as specified and directed. |
| 18 | Excavation in trenches in soft/ loose soil not exc. 1.5 metre wide and n'exc. 1.50m deep for HT under ground cable/pole foundation and getting out including forming bottom surface to required level or slope, complete all as specified and directed. |
| 19 | Returning filling including spreading leveling watering and well ramming in layers not exc 25Cm in soft/ loose soil, complete all as specified and directed. |
| 20 | Removing excavated material in soft/ loose soil n'exc 50M and depositing where directed at a level n'exc1.5M above the starting point, complete all as specified and directed. |
| 21 | M&L for sand cushioning to U/G cable in layers of 23 cm thick ( 8 Cm before laying the cable and 15 Cm thick after laying the cable) in trenches complete all as specified and directed. Note :- Only Puned down volume shall be measured. |
| 22 | Supply and laying un-reinforced precast concrete cable cover, class HV, Type I, flat size 300 mm x 180 mm x 40 mm laid dry for protection of UG cable complete all as specified and directed. |
| 23 | Dismantling / Taking out unserviceable HT cables for replacement of any size from any position i.e ground / walls / poles / culverts etc complete with protection pipe all as specified and directed . ( Note : Earth work shall be measured and paid separately) |
| 24 | Supply, laying , jointing and testing (in replacement) of HT XLPE cable 120 Sqmm 3 core, 11000 volt screened, PVC bedded \\"Earthed grade\\" insulated bedded, galvanised steel (Heavy duty) strip armoured with aluminium conductor 11 KV pressure earth system confirming to IS-7098(Part-I) 1977 and part-II of 1985 laid in pipe /ducts/trenches, under floor and road or fixedd to wall etc complete cross-sectional area of cable 120 sqmm 3 core, all as specified and directed . |
| 25 | Supply, laying , jointing and testing (in replacement)of HT XLPE cable 95 Sqmm 3 core, 11000 volt screened, PVC 'E' grade insulated bedded, galvanised steel (Heavy duty) strip armoured with aluminium conductor 11 KV pressure earth system confirming to IS-7098(Part-I) 1977 and part-II of 1985 laid in pipe /ducts/trenches, under floor and road or fixedd to wall etc complete cross-sectional area of cable 95 sqmm 3 core, all as specified and directed. |
| 26 | M&L for Boring of holes under road, pavement, hard standing by trenchless technology for laying/ passing of HT cables using ultra sounding technique including HDPE pipe of 150 mm dia and necessary machine under roads/hard standing complete all as specified and as directed. Note : If any damages/loss to existing services such as OFC cable/Water pipe line/Electric cable etc shall be repaired immediately by the contractor.Rate quoted above deemed to be inclusive of the same complete all as specified and as directed. |
| 27 | M & L in replacement of GI tubing light grade for passing through cables under the floor ,along the wall or along the pole of 80 mm bore and fixed to the poles/walls with suitable size of MS clamps and nut and botls/washers etc including taking down old GI tubingcomplete all as specified and as directed. |
| 28 | Supplying and laying synthetic Rubber insulated mats 2 mm thick for voltage upto 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 as directed. |
| 29 | Dismantling and Taking out Transformer from its position from any location under GE(AF) Gorakhpur for repair/rewinding of capacity 100 to 630 KVA , 11/0.433 KV capacity disconnecting /opening HV, LV Electrical connections, earthing connections along with following other works.(a) Transporation of transformer to workshop and back to site by making necessary arrangements of T&P (crane, recovery, vehicle, tripoid to be arranged by firm ) as directed.(b) Opening of transformer top cover by extraction ,removing of serviceable - unserviceable nuts bolts and washers etc in presence of Engr -in -Charge. (c) Draining out of old transformer oil (d) Lifting primary coil (HT) and secondary coil (LT) , and display all the parts without damaging any portion for inspection of Engr -in -Charge.(e) Reassembeling the transformer complete with all existing serviceable parts, and new parts as ordered . (f) Reinstall the Transformer at site in position as directed after repair connecting HV, LV electrical connections, earthing connections and testing to entire satisfaction on load .Note- (a) Payment shall be made on actual weight basis i.e. actual weight of finished coil before varnishing and bakinge.(b) Renewal of adequate size Nut, bolts & washers of transformer top cover shall deemed to be included in UNIT RATE QUOATED. |
| 30 | M & L for rewinding HT/LT coil of 11/0.433 KV Transformer any capacity using proper size DPC copper wire and insulation material,heating coils in heat chamber after rewinding including taking out carefully burnt unserviceable copper winding of coils complete all as specified and directed. |
| 31 | Dehydration and filtration of existing transformer oil of capacity ranging from 100 KVA to 3150 KVA ( 33/11/0.433 KV ) on site at different locationswithout disturbing the power supply system with filtration machine and heating systemin order to achieve Di-electri strength of oil 50 KV minimum 2.5 mm gap complete all as specified and as directed.Note : (a) Testing of transformer HT switch gear oil before & after dehydration shall be carried out as directed (b)The unit of payment under this term shall be per liter of oil meant for all process to the entire completion of jobs. |
| 32 | Supply and filling up of Transformer oil conforming to as per IS:335-1993 in topping up/replacement up to desired level of transformer oil capacity complete all as specified and directed. ( Note : Dielectric strength of oil should not be less than 50 KV complete all as specified and directed. |
| 33 | Supply and replacing silica gel in crystal form of breather assembly of transformer capacity upto 3150 KVA at installed site complete all as specified and directed. |
| 34 | Supply (in replacement) only ceramic Bush insulator on LT side as per existing size,shape and specification for capacity 100 to 630 KVA,11/0.433 KV transformer complete all as specified and directed. |
| 35 | Supply (in replacement)only cork sheet gasket for ceramic bushing on LT side as per existing size,shape and specification for capacity 100 to 630 KVA ,11/0.433 KV transformer complete all as specified and directed. |
| 36 | Supply (in replacement)only ceramic Bush insulator on HT side as per existing size,shape and specification for capacity 100 to 630 KVA ,11/0.433 KV transformer complete all as specified and directed. |
| 37 | Supply (in replacement)only top cover 10mm thick gasket as per existing size,shape and specification for capacity 100 to 630 KVA ,11/0.433 KV transformer complete all as specified and directed. |
| 38 | Supply (in replacement) only breather assembly as per existing size,shape and specification for capacity 100 to 3150 KVA , Transformer complete all as specified and directed. |
| 39 | S&F in repalement of Numerical relay (11 KV ) Supply complete all as specified and directed. |
| 40 | M & L for preparing old painted surfaces by scrapping and removing old paints, rust etc from steel tubular poles ( above the planting depth and PCC coping of 11.0 Metre length pole ) and Mild Steel cross arms,cable protection pipe,brackets etc and applying one coat of synthetic enamel paint alternate yellow & black strips painting( 5 nos each strip 300 mm wide) and remaining portion of pole and cross arms,cable protection pipe,brackets etc treated with one coats of Aluminium paint incl writing pole no with white paint on black back ground complete all as specified and as directed. |
| 41 | Labour for Servicing/Repairing of Transformer 11 KV/433V of capacity 100 KVA to 630 KVA by disconnecting of LT and HT side cable carefully from Transformer and checking of 4 Nos LT bushing and 3 Nos of HT bushing including necessary tools and plant for removal of carbon deposits and attending leakage problem with oil seal and all gaskets and re assembling complete all as specified and as directed by Engr-in-charge.Note :- New Transformer oil and spare parts shall be measured and paid separately. |
| 42 | Labour for shifting of transformer of any capacity from one area to another area and placing in position and making all connections including removing and depositing the old transformer to store yard carefully and properly testing and commissioning transformer complete all as specified and as directed by Engr-incharge.. |
| 43 | M & L for detect HT 11 KV cable fault for various size of cable with technician around the clock at Tech Area , NP and OP Area , HT sub stations and other locations under GE (AF) Gorakhpur detect the cable fault including necessary arrangement, joint the faulty cable with new straight through joint kit, after jointing, testing, and charging of HT cable complete all as specified and as directed by Engr-in-charge.Note:-(i) Cable joint of required size shall be measured and paid separately. |
| 44 | Providing high skilled mechanic specilist in electric HT breakers line for carrying out servicing of mechanical mechanism / calibration of HT 11 KV RMU/VCB/SF6/LBS , cleaning dismentling mechanical system , decarbunising of all parts using CRC - 2-26 spray , inspection of all fixed and moving parts , tightning of all nut & bolts , dressing of contact by using emery paper for fine/ smooth contact , tightning of all connections , checking of allignment for easily moving of breaker , checking of ON /OFF operation with setting of buffer gap adjustment , contact travel contact allignments , rollar gap , hard or light setting of breaker greasing of all moving mechanism complete all as directed. |
| 45 | Material and labour for carrying out adjustment/ servicing of 33 KV out door type RMU , by adjustment/ servicing of spring operated control mechanism assembly with checking and adjustment of stops , opening springs and shock absorber , loading of the closing spring when circuit breaker close/ open , tripping of the circuit breaker , clearance of the dragging hook and trip coil / close coil , tightning of all connections , oiling/ greasing all moving parts with recomended lubricant for smooth functioning from local and remote panel complete all as directed . |
| 46 | Calibration and testing of 33 KV, SF6 VCB remote panel's combined Inverse time over current and instantaneous relay checking and cleaning/ decorbonising its moving and fixed contacts and ensure physical healthyness with visual check for healthy tripping of over current and earth fault , adjust tripping time , flag setting , ratio setting, instantaneous time setting etc as per installed capacity of transformer to be saved on max. short cuircuit current with considering of percentage impedance of transformers with artificial current injuction on primary side with current injuction machine checking of proper functioning of alarm and physical alarm and tripping verification of WTI and OTI, Oil low level alarm, bucholz alarm and trip , ensuring smooth functioning of VCB from local and remote switch complete all as directed. Note-Servicing checking and calibration of VCB shall be carried out by OEM /his authorised representative dealer only. |
| 47 | S&F in repalement of Spring charging motor (11 KV ),24 volt DC Complete assy complete all as specified and directed. |
| 48 | S& F 11 KV, SF 6,RMU Panel SF 6 Gas filling up to the indication mark complete all as specified and as directed. |
| 49 | Supply & fixing (in repalement)33 KV 400 Amp isolator out door type, three phase, double break, centre rotating type suitable for manual operation. Each pole of isolator shall be provided with two sets of contacts to be poperated in series and the moving contact blades shall rotate in horizental plane and galvanised steel frame operating pipe of 25mm bore medium grade GI pipe suitable for operation while standing on ground for 3 phase complete all as specified and directed. |
| 50 | M&L for cleaning of MES electric supply installations/campus/complaint cell area by surface dressing or trimming of natural ground to remove small inequalities (including removing vegetation/ shrubs/brush wood/under growth) and carrying away the rubbish to a distance of not exc 50 mtr away complete for the various sub stations.Note:- Measurements shall be taken once in entire period of contract. |
| 51 | Supply and installation (in repalement) of 33 KV, single phase,out door oil cooled current transformer of ratio 50/5 Amp, class 1/0 for metering, class SP 10 for protection, burden 15 VA with control cables including bolts, nuts and washers complete all as specified and directed. |
| 52 | Supply and installation (in repalement) of 33 KV, single phase,out door oil cooled potential transformer of ratio 33/v3 KV /110v3, class 0.5-3,metering, burden 50VA-50 VA with Control cables including bolts, nuts and washers complete all as specified and directed. |
| 53 | Supply in replacement of install, testing and commissioning of 11 KV, indoor PT,epoxy dicast ,output 110V ,50 VA (burden) accuracy class 0.5 suitable for core 1 and core 2 SF6 VCB all as specified and directed by Engr-in-charge. |
| 54 | Supply in replacement of install, testing and commissioning of 11 KV, indoor CT ,epoxy dicast ,output 110V ,50 VA (burden) accuracy class 0.5 suitable for SF6 VCB all as specified and directed by Engre-in- charge. |
| 55 | Supply and fixing (in repalement), Installation, Commissioning & testing pedestal mounting outdoor ,slopy roof type, HT Junction box of size as per designed by manufacturur asper IE rule, suitable for 3 phase 11 KV AC 50 Hz supply made out of 3.15 mm thick CRCA MS sheet with 50mm*50mm*6 mm angle iron frame , supports and legs, dusts and vermin proof,suitable for outdoor applications minimum IP -54 Protection having canopy on top , door in front side & back side should be hinged type with locking arrangement) complete with powder coated epoxy paint (RAL -7+A1032 -SEIMENS RED) all over the steel surfaces (both internally & externally) and complete with copper bus bar of suitable shape and size and length as per IE rule and a gap between busbar for 3 phase rating of 400 Amps duly mounted on suitable HT insulators and suitable HT bracket for holding / fixing clamping the cables with clamps complete including PCC foundation , 450mm hight above ground level for fixing MS angle legs complete all as specified and directed. Please Enable Macros to View BoQ information |
AI Tender Summary
Tender Timeline
Aug 12, 2026
11:30 IST
Tender Published
Tender notice published.
CompletedSep 02, 2026
17:00 IST
Bid Submission Deadline
Online submission via eProcurement portal.
Upcoming · 19 daysSep 09, 2026
Bid Opening Date
Technical bids will be opened and evaluated.
Upcoming · 26 daysTender Documents
Download All (ZIP) ↓
Disclaimer
We takes all possible care for accurate & authentic tender information. However users are requested to refer Original source of Tender Notice / Tender Document published by Tender Issuing Agency before taking any call regarding this tender