Tender For Special Repair To Replacement Of 2X1.6 Mva 33/11 Kv Transformer And Connected Work Under Cwe Jabalpur
Tender Value
1.41 Crore
Estimated cost
Bid Submission
21 Nov 2026
21 days left
EMD
2.17 Lakhs
Bank guarantee accepted
Document Fee
1000
Non-refundable
Tender Type
Online
Tender Overview
Organization
Tender ID
Competition Type
NCB
Bidding Type
Tender
Location / State
Jabalpur → Madhya Pradesh
EMD Exemption
Available
Quantity
Not Available
Website
Contact Person
Address
Project Description
Tender for Special Repair To Replacement Of 2X1.6 Mva 33/11 Kv Transformer And Connected Work Under Cwe Jabalpur
BOQ
| Sl. No. | Item Description |
| 1 | Supply and fixing of new Air break gang operated switch, triple pole, mechanically operated out door with all fitting/ accessories mounted on and including 9 Nos. 33 KV porcelain insulator and steel channel frame Gi operating rod 25 mm dia of suitable length with operating mechanism worked from ground level horizontally operated rotating type with copper isolator as per site requirement including locking arrangement for operating handle complete suitable for current rating upto 400 Amps 33 KV complete all as specified and directed by Engr in charge. |
| 2 | M&L for new lightning arrestor expulsion type complete with all fittings, transmision/ distribution class 65 KA, conforming to IS-3070 (Part-II) 1993 suitable for 33 KV system and mounting on poles including all necessary bolts, nuts and washers and making electric connection and testing on completion complete all as specified and directed. |
| 3 | Taking down old unsv insulator any type any size |
| 4 | M&L for earthing complete with galvanised steel earth plate electrode 600x600x6.0mm thick directly burried in the ground (earth pit not less than 2.25M deep below ground level) with top edge of earth plate not less than 1.50M deep below normal ground level, connected to galvanised iron strip 32x6 mm by means of bolts, nuts, check nuts and washers of galvanised iron or steel, 40mm bore Gl pipe light grade including necessary fittings for protection of earthing strip, watering pipe 20mm bore Gl medium grade, concrete chamber in PCC (1:4:8) type D-2 using 40 mm grade aggregate, coping shall be in PCC (1:3:6) type C-1 using 20 mm grade aggregate and internal surfaces of concrete chamber shall be given 12mm thick plaster in CM (1:4), funnel with wire gauge of 22 gauge 8 mesh per linear including 50mm thick cover of RCC (1:2:4) type B-1 using 20mm grade stone aggregate reinforced with 8mm MS TMT bar @ 75 mm C/C both ways, char coal dust and common salt all as shown in electrical plate No. 3 of SSR Part-1 (2009) including all necessary excavation & earth work and removal of surplus soil to a distance n. exc 50M and providing connection points with MS/ GI bolts & washers as required and connection from earth test point to earth electrode with same Gl earth strip alongwith protection pipe and testing on completion complete all as specified and directed.Note: GI strip and protection pipe from earth electrode to test point max upto 7.50M shall be deemed to be included in the unit rates as quoted by contractor |
| 5 | M&L for earthing complete with galvanised steel earth plate electrode 600x600x6.0mm thick directly burried in the ground (earth pit not less than 2.25M deep below ground level) with top edge of earth plate not less than 1.50M deep below normal ground level, connected to galvanised wire 4mm dia as earthing lead by means of bolts, nuts, check nuts and washers of galvanised iron or steel, 40mm bore Gl pipe light grade including necessary fittings for protection of earthing strip, watering pipe 20mm bore Gl medium grade, concrete chamber in PCC (1:4:8) type D-2 using 40 mm grade aggregate, coping shall be in PCC (1:3:6) type C-1 using 20 mm grade aggregate and internal surfaces of concrete chamber shall be given 12mm thick plaster in CM (1:4), funnel with wire gauge of 22 gauge 8 mesh per linear including 50mm thick cover of RCC (1:2:4) type B-1 using 20mm grade stone aggregate reinforced with 8mm MS TMT bar @ 75 mm C/C both ways, char coal dust and common salt all as shown in electrical plate No. 3 of SSR Part-1 (2009) including all necessary excavation & earth work and removal of surplus soil to a distance n. exc 50M and providing connection points with MS/ GI bolts & washers as required and connection from earth test point to earth electrode with same Gl earth strip alongwith protection pipe and testing on completion complete all as specified and directed.Note: GI strip and protection pipe from earth electrode to test point max upto 7.50M shall be deemed to be included in the unit rates as quoted by contractor |
| 6 | Taking down old unsv earthing any type complete all as specified and directed. |
| 7 | Supply, laying & testing cable XLPE insulated, screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables earthed (heavy duty) with stranded aluminium conductor, 11000 volts grade of size 3 core 120 sq mm. complete all as specified and directed. |
| 8 | Supply, laying & testing cable XLPE insulated, screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables earthed (heavy duty)with stranded aluminium conductor, 33000 volts grade of size 3 core 120 sq mm complete all as specified and directed. |
| 9 | Taking down old unsv HT/LT cable any type any size complete all as specified and directed. |
| 10 | Cross arm bracings, supports, clamps and back plates fabricated from structural steel section including nuts, bolts, washers, welding, bending cold or hot, drilling holes for bolts, in any shape or size as indicated or directed and inclusive of one primer coat, one under coat and one finished coat of paint complete all as specified and directed. |
| 11 | Roof trusses (framed), trussed, purlins, crane gantries, rails and fastenings and heavy bracket framing (Beam, tee, angle, channel or flat sections) including distance pieces, cleats etc (Fe-290 (Gde E-165)) for 33 KV gantries yard complete all as specified and directed. |
| 12 | Supply and fixing of new pin type polymer insulator vitreous white/brown/ green 150 mm high and 150 mm dia incl one galvanised mild steel spindle, two galvanised iron washers & one galvanised iron nut suitable for HT 33000 volts complete all as specified and directed. |
| 13 | Supply and fixing of new disc type insulator, polymer, vitreous white/brown/green 145mm high and 225mm dia ball & socket type single disc assembly for tension with Gl tension clamps for conductors for working pressure of 33000 volts complete all as specified and directed. |
| 14 | Supply & Fixing post type polymer insulator suitable for 33 KV complete all as specified and directed. |
| 15 | Supply and fixing of new pin type porcelain, vitreous, white/ brown/ green insulator 150mm high and 150mm dia including one galvanised mils steel spindle, two galvanised iron washers and one galvanised iron nut, suitable for HT 11000 volts complete all as specified and directed. |
| 16 | Supply & Fixing post insulator for Air Break switch with metal part suitable for HT 11KV conforming to IS 5572-1972 complete all as specified and as directed. |
| 17 | Supply and fix cable jointing kit for 11 KV grade cable for indoor termination cold shrink type joint complete with jointing material and accessories suitable for 3 core XLPE, armoured, Al conductor cable of size 120 sqmm complete all as specified and directed. |
| 18 | Supply and fix cable jointing kit for 11 KV grade cable for outdoor termination cold shrink type joint complete with jointing material and accessories suitable for 3 core XLPE, armoured, Al conductor cable of size 120 sqmm complete all as specified and directed. |
| 19 | M&L for cable jointing kit for 33 KV (Earthed) grade cable for outdoor cold shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 240 sqmm and testing on completion complete all as directed. |
| 20 | Taking down old unsv jointing kit any type any size |
| 21 | Supply & fix copper strip 32mm x 6 mm or hollow copper conductor of dia 25mm & 3mm thickness for connection of 33 KV supply network and 33/11 KV supply network including connector, clamp, Tee joints, straight joints etc |
| 22 | Supply and fix Gl strip 32mm x 6mm buried in ground |
| 23 | M&L for broken stone aggregate for loose filling under 11 KV four pole and arround the transformer, of gauge 40 mm graded in and including for stacking materials in regular heaps/stacks for measurement. |
| 24 | Taking down old U/S CT any type and size. |
| 25 | Taking down old U/S PT any type and size |
| 26 | Taking down old unserviceable 33 KV out door type gang operated air-break switch |
| 27 | Taking down old US lighting arrestor any type |
| 28 | Dismantling cross-arms of M.S. channel or angle sections, rail/channels, purlins etc. complete and setting aside for re-use with in 50m |
| 29 | M&L for shifting of transformers after disconnecting all connections and shifting to locations within 5 KM all as per required and directed by Engr in Charge. |
| 30 | Taking down existing worn out/old/broken ACSR conductors of any size and length at any position from HT poles and supply, fixing and stretching new ACSR conductors of any size and type for over head HT poles including binding at site to insulator with suitable size of binding wire etc complete all as specified and directed by Engr in charge. |
| 31 | Supply, Installation, testing and commisioning of Power Transformer step down, out door type SACADA compatible of capacity 1600 KVA, HT 33 KV/11 KV, 3 phase cycles AC with Off Load Tap Changing arrangements with remote control panel operation on 33 KV sides to vary secondary voltage from 5 position off , circle tap changer tapping range (+) 5% to (-) 5% in steps of 2.5%, % impedance should not be less than 6.50% at normal/common tap No. 7 including suitablemarshalling box and HV terminals 3 Nos outdoor bare bushings with socket and LV terminal connectors of copper to connect the transformer with HT XLPE Power cable of size 95 sqmm x 3 core with aluminum conductor and LV side additional Neutral with one No. solid porcelain type out door bushings with sockets on the transformer lid for earthing purpose complete in all respects with standard accessories and fittings conforming to IS-2026. HV(Primary) side delta and LV (secondary) side star connected including control pannel of transformer. The silent features of the transformer shall be as under:- |
| 32 | (a) (i) Transformer shall be Dyn11 vector group oil immersed naturally cooled, double wound copper winding core type, Radiator cooled MS tank complete with first fill of transformer oil as per IS-335 with ONAN cooling system. The temperature of oil shall not rise 45°c to ambient 55°c of winding. Transformer shall be painted with two coats of synthetic enamel paint with two coats of expoxy paint as per IS-632. |
| 33 | Standard Fittings:-(i) Rating and diagram plate alongwith levels where ever necessary.(ii) Earthing terminals - 2 Nos.(iii) Lifting lugs.(iv) Thermometer pocket with thermometer.(v) Air release hole with plug.(vi) Oil filling hole with plug on & incl. Conservator tank with drain valve and plug.(vii) Prismatic type oil indicator on one side of conservator tank with minimum and maximum oil level marking.(viii) Dehydrating breather-01 No(ix) Oil conservator with drain valve and plug.(x) Sampling valves, top and bottom.(xi) Under base with flat treaded bi-directional rollers.(xii) Drain cum bottom filter valve with plug(xiii) Top filter valve with plug.(xiv) Explosion vent with diaphragm and equalizer pipe (pressure release valve).(xv) Jacking lugs and hauling holes.(xvi) Inspection cover.(xvii) Detachable radiators with shut off valves between radiators and tank.(xviii) Radiator with air release hole and plug. Oil drain hole with plug and lifting eye all as per manufacturer's standards. |
| 34 | (xix) 150mm dia oil temperature indicator stems type.(xxx) Double float Bucholtz relay with two sets of contacts' and isolating valves.(xxi) 150mm dia winding temperature indicator with maximum indicating pointer and resetting device.(xxii) 100mm dia magnetic oil level gauge with low level alarm.(xxiii) Terminal arrangements(xxiv) Suitable wheels (width/distance should be as per Broad Gauge rails).(xxv) Marshalling box Please Enable Macros to View BoQ information |
| 35 | (xix) 150mm dia oil temperature indicator stems type.(xxx) Double float Bucholtz relay with two sets of contacts' and isolating valves.(xxi) 150mm dia winding temperature indicator with maximum indicating pointer and resetting device.(xxii) 100mm dia magnetic oil level gauge with low level alarm.(xxiii) Terminal arrangements(xxiv) Suitable wheels (width/distance should be as per Broad Gauge rails).(xxv) Marshalling box Please Enable Macros to View BoQ information |
AI Tender Summary
Tender Timeline
Oct 29, 2026
11:30 IST
Tender Published
Tender notice published.
CompletedNov 21, 2026
17:00 IST
Bid Submission Deadline
Online submission via eProcurement portal.
Upcoming · 21 daysNov 28, 2026
Bid Opening Date
Technical bids will be opened and evaluated.
Upcoming · 28 daysTender Documents
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