Tender For Repair/ Maintenance And Servicing Of Rmu Transformers, Servo Stablizers And Other Associated Items Of Ht Network At Afs Yelahanka.
Tender Value
39.80 Lakhs
Estimated cost
Bid Submission
30 Oct 2026
11 days left
EMD
79600
Bank guarantee accepted
Document Fee
500
Non-refundable
Tender Type
Online
Tender Overview
Organization
Tender ID
Competition Type
NCB
Bidding Type
Tender
Location / State
Bengaluru Urban → Karnataka
EMD Exemption
Available
Quantity
Not Available
Website
Contact Person
Address
Project Description
Tender for Repair/ Maintenance And Servicing Of Rmu Transformers, Servo Stablizers And Other Associated Items Of Ht Network At Afs Yelahanka.
BOQ
| Sl. No. | Item Description |
| 1 | Excavation in trenches not exceeding 1.5 metre wide and not exceeding 1.5 metre in deep and getting out in hard/dense soil for laying underground cable, foundation etc complete all as specified and directed. |
| 2 | Returning and filling of trenches in two parts (i) using riddled soil obtained from excavated soil upto depth of 30cm (8cm below cable and remaining above cable) for cushioning of cable and (ii) refilling the trench of remaining depth with normal excavated soil complete all as specified and directed.Note: - Excavated soil shall be riddled by using sieve to separate composite particles etc as per IS 1255-1983 and refilling in trenches as in cable cushioning . |
| 3 | Removing excavated material not exceeding 50 metre and depositing where directed at a level not exceeding 1.5 metre above the starting point complete all as specified and directed. |
| 4 | Supplying and laying un-reinforced precast concrete cable cover, class HVP, type 1 flat of size 300mm x 180mm x 40mm complete all as specified and directed. |
| 5 | Material & Labour for Boring of holes under roof, pavement, hardstanding by trenchless technology using ultrasound technique and necessary machine including HDPE pipe of 75mm dia suitable for 0.4mpa working pressure complete all as specified and directed. |
| 6 | Supply, Lay, testing and commissioning of HT UG cable XLPE insulated , screened, PVC bedded, galvanized steel strip or wire armored electric power cable (heavy duty earthed) with stranded aluminium conductor, 11000 volts grade of size 3 core 95 Sqmm complete laid in trenches or fixed on walls /floors etc.complete all as specified and directed. |
| 7 | Supply, Lay, testing and commissioning of HT UG cable XLPE insulated , screened, PVC bedded, galvanized steel strip or wire armored electric power cable (heavy duty earthed) with stranded aluminium conductor, 11000 volts grade of size 3 core 120 Sqmm complete laid in trenches or fixed on walls /floors etc.all as specified and as directed. |
| 8 | Supply, Lay, testing and commissioning of HT UG cable XLPE insulated , screened, PVC bedded, galvanized steel strip or wire armored electric power cable (heavy duty earthed) with stranded aluminium conductor, 11000 volts grade of size 3 core 240 Sqmm complete laid in trenches or fixed on walls /floors etc.all complete all as specified and directed. |
| 9 | Supply, Lay, testing and commissioning of HT UG cable XLPE insulated , screened, PVC bedded, galvanized steel strip or wire armored electric power cable (heavy duty earthed) with stranded aluminium conductor, 11000 volts grade of size 3 core 150 Sqmm complete laid in trenches or fixed on walls /floors etc. complete all as specified and directed. |
| 10 | Material & Labour for fault finding of HT 11 KV 3 core, XLPE cable of size 95/120/185 sqmm by thumping and echo instrument/ computer aided fault finding kit, and finding out exact location of the fault complete all as specified and directed by Engr-in-charge.Note :(i) Necessary excavavation, reterning refilling and removal of soil shall be measured and paid separately under relevant items of the schedule. |
| 11 | Supplying and jointing in repair straight through jointing kit (Heat shrinkable) with all accessories suitable for HT 11 KV XLPE earthed UG cable of size 3 core 50 to 95 Sqmm aluminum conductor and testing complete all as directed |
| 12 | Supplying and jointing in repair straight through jointing kit (Heat shrinkable) with all accessories suitable for HT 11 KV earthed XLPE earthed UG cable of size 3 core 120 to 185 Sqmm aluminum conductor and testing complete all as directed |
| 13 | Supplying and jointing in repair straight through jointing kit (Heat shrinkable) with all accessories suitable for HT 11 KV earthed XLPE earthed UG cable of size 3 core 240 to 400 Sqmm aluminum conductor and testing complete all as directed b |
| 14 | Supply and fix in repair Indoor type cable terminations (heat shrinkable) with all accessories suitable for 3 core 11KV HT U/G XLPE earthed cable of size 50 to 95 sqmm Sq.mm including testing complete all as specified and as directed |
| 15 | Supply and fix in repair Indoor type cable end terminations (heat shrinkable) with all accessories suitable for 3 core 11KV U/G XLPE earthed cable of size 120 to 185 sqmm Sq.mm including testing complete all as specified and as directed |
| 16 | Supply and fix in repair outdoor type cable terminations (heat shrinkable) with all accessories suitable for 3 core 11KV U/G XLPE earthed cable of size 50 to 95 Sq.mm including testing complete all as specified and as directed |
| 17 | Supply and fix in repair outdoor type cable end terminations (heat shrinkable) suitable for 3 core 11KV U/G XLPE earthed cable of size 120 to 185 Sq.mm including testing complete all as specified and as directed |
| 18 | Material & Labour for Preparing to old painted steel/metal surface of any description over 10 CM in width or girth of HT VCB panel indoor/Outdoor of various locations and applying two coats of synthetic enamel paint with fine quality with suitable spray gun including writing of panel details all as specified and as direted by Engr-in-charge. Note:-(i) Writing includes SL No, details of Incoming and outgoing, area indication as directed by Engineer- in-Charge |
| 19 | Supply and fix the silica Gel container (breather) including silica Gel suitable for the transformers of capacity 50 KVA to 200 KVA after dismantling the old U/S breather complete all as specified and directed. |
| 20 | Supply and fix the silica Gel container (breather) including silica Gel suitable for the transformers of capacity 250 KVA to 500 KVA after dismantling the old U/S breather complete all as specified and directed. |
| 21 | Supply and fill silica Gel for 11KV/415V Transformers rated of various capacities by replacing the contaminated one from the transformer complete all as specified and directed. |
| 22 | Material and labour for repairs to distribution transformer of capcity 63 to 200 KVA by replacing the copper winding and other repairs comprising of following complete all as specified and directed:-(a)Lifiting out old distribution transformer and transporting to workshop for repairs (b) Dismantling the top cover along with conservator tank , cooling fins and other accessories (c) Draining out transformer oil and kept in clean barrel for reuse (d) Lifting the complete HV & LV winding with all three limbs and kept in ovdr for dehydration.(e) Replacement of HT Brass bush spindles -03 Nos (f) Repalcement of entire gasket and providing new insulation for all three phases (g) Reassembling the transformer completely and reinstallation in original location. |
| 23 | Material and labour for repairs to distribution transformer of capcity 250 to 500 KVA by replacing the copper winding and other repairs comprising of following complete all as specified and directed:-(a)Lifiting out old distribution transformer and transporting to workshop for repairs (b) Dismantling the top cover along with conservator tank , cooling fins and other accessories (c) Draining out transformer oil and kept in clean barrel for reuse (d) Lifting the complete HV & LV winding with all three limbs and kept in ovdr for dehydration.(e) Replacement of HT Brass bush spindles -03 Nos (f) Repalcement of entire gasket and providing new insulation for all three phases (g) Reassembling the transformer completely and reinstallation in original location. |
| 24 | Opening carefully and replace the clear acrylic sight window cover along with gasket of oil level indicator of the transformer of capacity 100 KVA to 400 KVA complete all as specified and directed. |
| 25 | Material & Labour for painting distribution transformers/Isolation Transformers/Voltage stablizers with two coats of synthetic enamel paint after neatly cleaning and preparing the surface all as directed for the transformers of 50/62.5/100/125 KVA capacity including writing SM/MES No. with white colour synthetic enamel paint complete all as specified and directed. |
| 26 | Material & Labour for painting distribution transformers/Isolation Transformers/Voltage stablizers with two coats of synthetic enamel paint after neatly cleaning and preparing the surface all as directed for the transformers of 160 KVA capacity including writing SM/MES No. with white colour synthetic enamel paint all as specified and directed. |
| 27 | Material & Labour for painting distribution transformers/Isolation Transformers/Voltage stablizers with two coats of synthetic enamel paint after neatly cleaning and preparing the surface all as directed for the transformers of 200 KVA capacity including writing SM/MES No. with white colour synthetic enamel paint complete all as specified and directed. |
| 28 | Material & Labour for painting distribution transformers/Isolation Transformers/Voltage stablizers with two coats of synthetic enamel paint after neatly cleaning and preparing the surface all as directed for the transformers of 250 KVA capacity including writing SM/MES No. with white colour synthetic enamel paint complete all as specified and directed. |
| 29 | Material & Labour for painting distribution transformers/Isolation Transformers/Voltage stablizers with two coats of synthetic enamel paint after neatly cleaning and preparing the surface all as directed for the transformers of 300/315 KVA KVA capacity including writing SM/MES No. with white colour synthetic enamel paint complete all as specified and directed. |
| 30 | Material & Labour for painting distribution transformers/Isolation Transformers/Voltage stablizers with two coats of synthetic enamel paint after neatly cleaning and preparing the surface all as directed for the transformers of 500 KVA capacity including writing SM/MES No. with white colour synthetic enamel paint complete all as specified and directed. |
| 31 | Material & Labour for Checking & testing of out door transformers of any type / capacity for IR value by applying 5000 V / 500 V by means of HT / LT meggar after removing primary / secondary terminal connections including reconnecting and charging back the transformer all as specified and directedNote : Test results obtained shall be recorded and produced to Engr in Charge in proper format duly signed by the contractor. |
| 32 | Supply & fix in repair porcelain vitreous HT 11 KV bushings with copper/brass studs suitable for out door distribution transformers of capacity upto 400 KVA after removing the old unserviceable studs / bushings and draining out the transformer oil from the top level up to conservator of the transformer and removing the top cover of the carefully and refixing and refilling the oil complete all as specified and directed. |
| 33 | Supply & fix in repair porcelain vitreous LT 11 KV bushings with copper/brass studs suitable for out door distribution transformers of capacity upto 400 KVA after removing the old unserviceable studs / bushings and draining out the transformer oil from the top level up to conservator of the transformer and removing the top cover of the carefully and refixing and refilling the oil complete all as specified and directed. |
| 34 | Supply and fix Tap changeover mechanism for 400/500 KVA step down transformer as per existing make complete all as specified and directed. |
| 35 | Supply and fix Tap changeover mechanism for 125 to 300 KVA step down transformer as per existing make complete all as specified and directed. |
| 36 | Supply and fix Tap changeover mechanism for 50/100 KVA step down transformer as per existing make complete all as specified and directed. |
| 37 | Repairs/Servicing of VL switch 11KV including cleaning of complete system taking down old ruptured fuse units replace with new fuse and filteration of existing oil and making good of the fixed and moving contacts, connecting the switch for operation and testing including painting with two coats of synthetic enemel paint complete all as specified and directed by the Engr- in-Charge all as specified and as directed. |
| 38 | Surface dressing in hard / dense soil not exceeding 15 cm deep and clearing all the grass weeds etc in the sub station yards after removing stone aggregate aside all as directed at site including setting / spreading back the aggregate including filling of river sand/ stone dust upto 15cm complete all as specified and directed at site.Note:- (i) Stone dust/river sand shall be measured and paid separately under relevant items of this schedule.(ii) The rate also deemed to be included for labour.(iii) All the sub station yards shall be kept clean through out the contract period by removing the grass/weeds as many as times required depending on the growth of the grass. |
| 39 | Surface dressing in hard / dense soil not exceeding 15 cm deep and clearing all the grass weeds etc in the sub station yards after removing stone aggregate aside all as directed at site including setting / spreading back the aggregate including filling of river sand/ stone dust upto 15cm complete all as specified and directed at site.Note:- (i) Stone dust/river sand shall be measured and paid separately under relevant items of this schedule.(ii) The rate also deemed to be included for labour.(iii) All the sub station yards shall be kept clean through out the contract period by removing the grass/weeds as many as times required depending on the growth of the grass. |
AI Tender Summary
Tender Timeline
Oct 10, 2026
11:30 IST
Tender Published
Tender notice published.
CompletedOct 30, 2026
17:00 IST
Bid Submission Deadline
Online submission via eProcurement portal.
Upcoming · 11 daysNov 07, 2026
Bid Opening Date
Technical bids will be opened and evaluated.
Upcoming · 19 daysTender Documents
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