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| # | Company | Amount | Rank | Status |
|---|---|---|---|---|
| 1 | L1₹26.5 LAccepted-Finance FLAT NO S 4 DOOR NO 10 4 107 17 SRINIVASA TOWERS SRI RAMNAGAR GAJUWAKA VISAKHAPATNAM 530 026 | VISAKHAPATANAM | ANDHRA PRADESH | 530026 | ₹26.5 L | L1 | Accepted-Finance Lowest Bidder |
| 2 | L2₹29.2 L+₹2.8 L (10.4%)Rejected-Finance 21 167 KAKANI NAGAR 2ND LANE NAD POST VISAKHAPATNAM 530009 | VISAKHAPATANAM | ANDHRA PRADESH | 530009 | ₹29.2 L+₹2.8 L (10.4%) | L2 | Rejected-Finance Being Not L1 |
| 3 | L3₹33.2 L+₹6.7 L (25.3%)Rejected-Finance | ₹33.2 L+₹6.7 L (25.3%) | L3 | Rejected-Finance Being Not L1 |
| 4 | L4₹33.6 L+₹7.2 L (27.0%)Rejected-Finance | ₹33.6 L+₹7.2 L (27.0%) | L4 | Rejected-Finance Being Not L1 |
| 5 | L5₹37.7 L+₹11.3 L (42.6%)Rejected-Finance | ₹37.7 L+₹11.3 L (42.6%) | L5 | Rejected-Finance Being Not L1 |
| Sl No | Description | Qty | Unit | M.V.K.ENTERPRISES L1 | aswitha engineering works L4 | M/s NATIONAL ENGINEERING CONSTRUCTIONS CO L5 | SVG SUPPLIES L2 | PNR CONSTRUCTIONS L3 |
|---|---|---|---|---|---|---|---|---|
| 1.00 | M&L for opening of top cover in situ or at wksp by unscrewing all nuts, bolts & washers, draining out transformer oil upto required level and keeping in clean container for repair/replacement of HT/LT bushings, tap changer, physical check of any defects, for lifting of core assy, for cleanning/repair and refixing top cover complete with RC 70 C rubberised cork sheet gusket sheet , existing/new nuts, bolts & washers for transformer indoor/outdoor type, refilling of oil for transformer capacity 250 KVA to 750 KVA all as specified and directed.
Note:- (a) HT/LT bushings, Studs, tap changers, nuts, bolts & washers required new shall be mesured separately here-in-after (b) Silicon oil proof gusket shall be inclusive of quoted rate | 18 | Each Job | 6,000 ₹1,08,000 | 5,000 ₹90,000 Lowest | 7,000 ₹1,26,000 | 7,000 ₹1,26,000 | 12,500 ₹2,25,000 |
| 2.00 | All as per item No. 1.00 above, but for transformer capacity 1000 KVA to 1600 KVA, 11/0.415 KV
Note for serial item No 1 to 2 :-
(a) New transformer oil to be bought in company sealed ISI marked container with test certificate
(b) Filtration /dehydration of transformer oil shall be carried out at the location where transformer is installed and required pipe connection from filter machine to transformer shall be made and rate shall be inclusive of quoted rate.
(c) Necessary filter/dehydration plant having pressure gauge, hour meter, temperaturature gauge to be brought at site by contractor and to be kept permanently inside ND (V) till completion of work and rate deemed to be included in the quoted rate. In any condition, in-out of the filter machine during the progress of the work will not be allowed.
(d) Transformer oil test report before and after dehydration/filtration shall be submitted duly authenticated by authorised perso | 2 | Each Job | 7,500 ₹15,000 | 6,500 ₹13,000 Lowest | 8,000 ₹16,000 | 8,000 ₹16,000 | 25,000 ₹50,000 |
| 3.00 | M&L for dismantling of HT/LT porcelain insulator after dismantling cables at outside & transformer terminal at inside of transformer for rectification of oil leakage through insulator or for replacement of insulator or for replacement of brass stud by taking out unsv gusket from inside & outside bushing and replacement with RC 70 C rubberised cork sheet gusket of proper thickness, reassemble old/new insulator, brass stud, HT/LT cable connection, HT/LT transformer inside terminal connection to original position all as specified and directed.
Note: (a) Opening of top cover measured separately (b) porcelain insulator HT/LT & Brush stud with nuts & bolts required new shall be measured as supply only. (c) Silicon sheet gusket shall be inclusive of quoted rate. | 20 | Each Job | 3,500 ₹70,000 | 1,500 ₹30,000 Lowest | 2,000 ₹40,000 | 8,500 ₹1,70,000 | 7,000 ₹1,40,000 |
| 4.00 | Supply only transformer porcelain bushing outdoor/indoor type suitable for 11 KV grade complete of transformer capacity 250KVA to 1600 KVA, 11/0.415 KV transformer complete all as specified and directed. (Transformer bushings shall be compitable model with make and model of existing transformer) | 6 | Each | 1,000 ₹6,000 Lowest | 5,500 ₹33,000 | 5,000 ₹30,000 | 1,000 ₹6,000 Lowest | 3,500 ₹21,000 |
| 5.00 | M & L for filtration/dehydration transformer oil of transformer voltage grade 11/0.415 KV, capacity 200 KVA to 1600 KVA indoor/outdoor type, floor mounted in situ till achieve dielectric strength minimum 40 KV at 4mm gap all as specified and directed. | 9,500 | Ltr | 5 ₹47,500 Lowest | 12 ₹1,14,000 | 10 ₹95,000 | 5.5 ₹52,250 | 12 ₹1,14,000 |
| 6.00 | M & L for topping up/replacement of transformer oil with new transformer oil suitable for working voltage 11000 volts grade including necessary dehydration to achieve dielectric strength min 40 KV at 4mm gap complete all as specified and directed.
Make – GULF/Castrol/ HP /IOC /Savita /Power. | 800 | Ltr | 140 ₹1,12,000 Lowest | 250 ₹2,00,000 | 180 ₹1,44,000 | 145 ₹1,16,000 | 225 ₹1,80,000 |
| 7.00 | Periodical servicing of complete transformer at every alternate 3 month by cleaning of complete outside surface, observing any oil leakage from any point, rectify by replacing with suitable RC 70 C rubberised cork sheet gusket to keep the complete outside surface dry all as specified and directed.
Note- (i) replacement of silicon gusket other than at top cover and bushings shall be carried out and rate shall be inclusive of quoted rate. (ii) rectification of leakage from top cover and from bushing shall be measured and paid separately in the schedule (iii) Works under warantee period will not be measured in repitation | 40 | Each Job | 1,000 ₹40,000 | 150 ₹6,000 Lowest | 7,300 ₹2,92,000 | 2,500 ₹1,00,000 | 3,000 ₹1,20,000 |
| 8.00 | M&L for complete painting of transformer outer surface in situ/wksp with one coat of synthetic enamel paint using sprayer for transformer capacity 250-1600 KVA after prliminary preparation of old painted surface .
Note : (i) During process of painting, transformer will be under shut down for the period and the rate deemed to be included for running the sprayer machine with alternative arrangement by contractor. (ii) After completion of painting HT/LT outdoor bushing, cable termination joint, Oil inspection glass, meters and name plates to be made clean using volatile cleanner | 15 | Each Job | 3,000 ₹45,000 | 3,500 ₹52,500 | 2,500 ₹37,500 Lowest | 3,500 ₹52,500 | 6,500 ₹97,500 |
| 9.00 | M&L for chemical test of transformer oil of each transformer by taking out at 2.0 ltr container and transporting to any NABL authorised agency Visakhapatnam including submission of test report . Note: Cost of container & transportation & lab test shall be inclusive of the quoted rate | 1 | Each Job | 15,000 ₹15,000 | 8,000 ₹8,000 | 5,000 ₹5,000 Lowest | 9,500 ₹9,500 | 15,000 ₹15,000 |
| 10.00 | M&L for testing of transformer 250 KVA to 2000 KVA, 11/0.415 KV at various location by following test for HV & LV complete
(a) Insulation Registance (b) Winding resistance (c) Turn ratio (d) Magnetic balance, (e) Oil BD value
Note: Required testing equipment for transformer test shall be brought by the contractor and rate shall be inclusive of quoted rate | 15 | Each Job | 1,000 ₹15,000 Lowest | 5,000 ₹75,000 | 6,000 ₹90,000 | 2,500 ₹37,500 | 6,000 ₹90,000 |
Tender Value
₹46.8 L
EMD Value
₹93,640
Closing Date
10 Apr 2025, 6:00 pmClosed
GE (I) DM, Visakhapatnam
GE (I) DM, Visakhapatnam
REPAIR, MAINTENANCE AND PERIODICAL TESTING OF DISTRIBUTION TRANSFORMERS AND OTHER MISC WORKS AT CERTAIN ADM/WECORS SUBSTATIONS AT NAVAL DOCKYARD, VISAKHAPATNAM UNDER GE (I) DM VISAKHAPATNAM.
2025_MES_701405_1
8270/E8
Open Tender
Electrical and Maintenance Works
Item Rate
Naval Dockyard Visakhapatnam
As per tender documents
8 documents required · 8 mandatory
₹500
GE (I) DM, Visakhapatnam
₹93,640
Yes
22 Aug 2025
13 Mar 2025
14 Apr 2025
13 Mar 2025
10 Apr 2025
27 Mar 2025
Amount
M&L for opening of top cover in situ or at wksp by unscrewing all nuts, bolts & washers, draining out transformer oil upto required level and keeping in clean container for repair/replacement of HT/LT bushings, tap changer, physical check of any defects, for lifting of core assy, for cleanning/repair and refixing top cover complete with RC 70 C rubberised cork sheet gusket sheet , existing/new nuts, bolts & washers for transformer indoor/outdoor type, refilling of oil for transformer capacity 250 KVA to 750 KVA all as specified and directed. Note:- (a) HT/LT bushings, Studs, tap changers, nuts, bolts & washers required new shall be mesured separately here-in-after (b) Silicon oil proof gusket shall be inclusive of quoted rate
All as per item No. 1.00 above, but for transformer capacity 1000 KVA to 1600 KVA, 11/0.415 KV Note for serial item No 1 to 2 :- (a) New transformer oil to be bought in company sealed ISI marked container with test certificate (b) Filtration /dehydration of transformer oil shall be carried out at the location where transformer is installed and required pipe connection from filter machine to transformer shall be made and rate shall be inclusive of quoted rate. (c) Necessary filter/dehydration plant having pressure gauge, hour meter, temperaturature gauge to be brought at site by contractor and to be kept permanently inside ND (V) till completion of work and rate deemed to be included in the quoted rate. In any condition, in-out of the filter machine during the progress of the work will not be allowed. (d) Transformer oil test report before and after dehydration/filtration shall be submitted duly authenticated by authorised perso
M&L for dismantling of HT/LT porcelain insulator after dismantling cables at outside & transformer terminal at inside of transformer for rectification of oil leakage through insulator or for replacement of insulator or for replacement of brass stud by taking out unsv gusket from inside & outside bushing and replacement with RC 70 C rubberised cork sheet gusket of proper thickness, reassemble old/new insulator, brass stud, HT/LT cable connection, HT/LT transformer inside terminal connection to original position all as specified and directed. Note: (a) Opening of top cover measured separately (b) porcelain insulator HT/LT & Brush stud with nuts & bolts required new shall be measured as supply only. (c) Silicon sheet gusket shall be inclusive of quoted rate.
Supply only transformer porcelain bushing outdoor/indoor type suitable for 11 KV grade complete of transformer capacity 250KVA to 1600 KVA, 11/0.415 KV transformer complete all as specified and directed. (Transformer bushings shall be compitable model with make and model of existing transformer)
M & L for filtration/dehydration transformer oil of transformer voltage grade 11/0.415 KV, capacity 200 KVA to 1600 KVA indoor/outdoor type, floor mounted in situ till achieve dielectric strength minimum 40 KV at 4mm gap all as specified and directed.
M & L for topping up/replacement of transformer oil with new transformer oil suitable for working voltage 11000 volts grade including necessary dehydration to achieve dielectric strength min 40 KV at 4mm gap complete all as specified and directed. Make – GULF/Castrol/ HP /IOC /Savita /Power.
Periodical servicing of complete transformer at every alternate 3 month by cleaning of complete outside surface, observing any oil leakage from any point, rectify by replacing with suitable RC 70 C rubberised cork sheet gusket to keep the complete outside surface dry all as specified and directed. Note- (i) replacement of silicon gusket other than at top cover and bushings shall be carried out and rate shall be inclusive of quoted rate. (ii) rectification of leakage from top cover and from bushing shall be measured and paid separately in the schedule (iii) Works under warantee period will not be measured in repitation
M&L for complete painting of transformer outer surface in situ/wksp with one coat of synthetic enamel paint using sprayer for transformer capacity 250-1600 KVA after prliminary preparation of old painted surface . Note : (i) During process of painting, transformer will be under shut down for the period and the rate deemed to be included for running the sprayer machine with alternative arrangement by contractor. (ii) After completion of painting HT/LT outdoor bushing, cable termination joint, Oil inspection glass, meters and name plates to be made clean using volatile cleanner
M&L for chemical test of transformer oil of each transformer by taking out at 2.0 ltr container and transporting to any NABL authorised agency Visakhapatnam including submission of test report . Note: Cost of container & transportation & lab test shall be inclusive of the quoted rate
M&L for testing of transformer 250 KVA to 2000 KVA, 11/0.415 KV at various location by following test for HV & LV complete (a) Insulation Registance (b) Winding resistance (c) Turn ratio (d) Magnetic balance, (e) Oil BD value Note: Required testing equipment for transformer test shall be brought by the contractor and rate shall be inclusive of quoted rate
M&L for replacement of new silica gel blue granvies in place of light pink colour in the breather assembly of transformer complete all as specified and directed.
M & L for replacement of breather assembly made with polycarbonate base and clear acylic glass of size to accommodate 1.0 kg of silica gel for transformer complete all as specified and directed.
M & L for replacement of transformer temperature gauge dial type having temp range 0 to minimum 120 degree celcius complete all as specified and directed.
M & L for replacement of transformer explosion vent gasket complete all as specified and directed.
Supply only transformer porcelain bushing outdoor/indoor type suitable for 1100 volts grade complete of transformer capacity 500KVA to 750 KVA, 11/0.415 KV transformer complete all as specified and directed. (Transformer bushings shall be compitable model with make and model of existing transformer)
All as per item No. 15.00 above, for transformer capacity 1000-1600 KVA,
Supply only brass stud with accessories suitable for HT 11000 volts grade insulator with con & rubber washer, double Brass nuts & brass washer at both end of stud for Tr cap 500-3000 KVA
Supply only brass stud suitable for LT 1100 volts grade insulator with con & rubber washer, double Brass nuts & brass washer at both end of stud for Tr cap 500-750 KVA
All as per item No. 18.00 above, but for Tr 1000-1600 KVA
Taking out manually repairable/ serviceable transformer of capacity 250-2000 KVA from its position upto road n. exc 50 mtr and transportation by vehicle to other location n. exc 2 KM inside Dockyard incl all cable/earth connections all as specified and directed. Note: a) Rates for dismantling of HT/LT cable & earthing and reconnection after installation deemed to be included in the quoted rate, (b) Necessary crane for lifting of transformer and vehicle for transportation shall be arranged by the contractor and deemed to be included in the quoted rate.
Taking out manually defective transformer of capacity 250-2000 KVA from its position upto road n. exc 50 mtr and transportation by vehicle to workshop n. exc 25 KM and reinstallation at original position after repair including all cable/earth connections all as specified and directed. Note: a) Rates for dismantling of HT/LT cable & earthing and reconnection after installation deemed to be included in the quoted rate, (b) Necessary crane for lifting of transformer and vehicle for transportation shall be arranged by the contractor and deemed to be included in the quoted rate .
M & L for core & chamber cleaning by lifting up carefully transformer core after dismentling carefully terminal connections from core to HT/LT bushings, tap changer assy, drainout all oil and keeping in clean container, flushing with transformer oil for cleaning of core/winding, cleaning of transformer tank by removing all sludges, re-install core with tapchanger, all connection complete all as specified and directed for the transformer 250 to 1600 KVA, 11/0.415 KV transformer. Note:- (a) Opening of top cover, nuts, bolts & washers, HT/LT busings, brash rods, de-hydration/topping up of oil as required, shall be mesured separately under appropriate item, (b) The work shall be carried out inside dockyard, (c) Transformer oil used for flushing shall be retained and re-used vide item No-1, (d) Empty transformer oil containers shall be arranged by the contractor and inclusive of quoted rate.
M & L for rewinding of HV/LV coil after lifting up carefully transformer core after dismentling carefully terminal connections from winding to tap changer assy and to HT/LT bushings, drainout all oil and keeping in clean container, dismentling core, dismentling all HT & LT coils from core for rewinding, testing and reassembling complete with HT/LT coils to core, required necessary numax paper insulation, insulating press board, precompressed board off sizes, vernishing, heating to achive insulation level not less than 1000 megaohms at both HT & LT side, core at transformer chamber, tap changer assy, terminal connection, refilling of oil complete for the transformer capacity 250 to 1600 KVA, 11/0.415 KV transformer. Note:- Opening of top cover, Rewinding of HT/LT coils, transformer oil, nuts, bolts & washers, HT/LT busings, required new mesured separately under appropriate item
M&L for rewinding of HT coils suitable for 11000 volts grade with new DPC/super enamelled copper wire having Class-F insulation as per existing size and turns for capacity of transformer 250-1600 KVA all as specified and direccted.
M&L for rewinding of LT coils suitable for 1100 volts grade with new DPC /super enamelled copper strip having Class-F insulation as per existing size and turns for capacity of transformer 250-1600 KVA all as specified and directed.
M&L for rewinding of LT coils suitable for 1100 volts grade with existing DPC /super enamelled copper strip having Class-F insulation as per existing turns for capacity of transformer 250-1600 KVA
Supply only galvanised mild steel screw bolts (machine made) with hexagonal head at one end and screwed the other with washer and one hexagonal nut n. exc 5 cm long and 11-15 mm dia of neck complete all as specified and directed.
M&L for replacement of off load Tap changer assy incl rotating wheel having 7 position of transformer including dismentling and taking out old unserviceable one and dismentling all winding terminal connections and reconnection after replecement complete upto transformer cap 2000 KVA 11/0.415 KV all as specified and directed.
M&L for replacement of buchholz relay incl necessary electric connection to siren/panel complete upto transformer cap 750 to 2000 KVA 11/0.415 KV all as specified and directed.
M&L for replacement of winding temperature meter and oil temperature meter dial type including connection cable from transformer and buchholz relay all as specified and directed.
M&L for dismantling and taking out buchholz relay, overhauling, servicing, cleaning and refixing to transformer original position and testing for proper functioning including complete connection with temperature sensor cable and electric connection all as specified and directed.
M&L for cleaning & painting of HV terminal box by dismentling of HT 3 core cable connection from transformer HT 11 KV side, cleaning & painting with one coat of synthetic enamel paint of complete HT cable box inside, cleaning of HT cable kit with suitable cleaning agent, Checking for any loose cable end terminals and replace as necessary and crimping with suitable tools, refixing to transformer, sealing of space between cable and cable box hole using suitable packing material, connection of cable earth terminal to specified point incl testing all as specified and directed.
M&L for cleaning & painting of LV terminal box by dismentling of LT 4 core cable connection from transformer LV side, cleaning & painting with one coat of synthetic enamel paint of complete LV cable box inside, cleaning of all LV cable kit with suitable cleaning agent, Checking for any loose cable end terminals and replace as necessary and crimping with suitable tools, refixing to transformer, sealing of space between cable and cable box hole using suitable media, connection of cable earth terminal to specified point including fixing of required copper strip for LT cable connection testing all as specified and directed. Note :- Copper strip shall be measured as supply only.
S&F Earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/pipe/duct or fixed to poles or any other indicated situation for loop earthing etc. using required nut, bolt & washers as per site requirement of size 32x6mm galvanised iron strip including taking down unserviceable one from conduit/pipe/duct complete all as specified and directed.
All as per item No. 34.00 above, but of size 40x6mm galvanised iron strip including taking down unserviceable one complete all as specified and directed.
M & L for Earthing complete with galvanised steel earth plate electrode 60 x 60cm x 6mm thick, buried directly in ground (earth pit not less than 2.25 meters deep below ground level) with top edge of the plate not less than 1.5 meters below normal ground level, connected to galvanised iron strip 32 x 6 mm as earth lead by means of bolts, nuts, check nuts and washers of galvanised iron or steel as shown in electrical Plate No. 2, connected to the earthing test point, concrete pit in PCC 1:3:6 type C-2 with RCC precast pit cover slab 80mm thick with handle for lifting made out of 8mm dia MS rod, Funnel with watering pipe, wiremesh, charcoal and salt in alternate 150mm thick layers around earth plate including necessary returning filling in & removal all as specified or indicated in SSR Part-I, including testing to achieve earth resistance value as per IS specification on completion after dismentling taking out unserviceable one complete all as specified and directed.
M&L for by Weekly cleaning of entire substation building inside wall, ceiling, floor and outside wall, plith protection with suitable brush / broom & wiper, removing wild vegitation around entire substation all as specified and directed. Note: (i) Recovery shall be made double the quotaed rate if timely cleaning is not carried out) (ii) Each sub station cleaning measured as one job.
Supply & Fix adhetive compurised cut sticker blue back ground with white letter of sticker size 100x400 mm on body of transformer showing Capacity of Transformer in KVA and M/C No. complete all as specified and directed.
Supply and lay in trenches or in duct or passing through pipe XLPE insulated, screened, PVC bedded, galvanised steel strip armoured, overall PVC sheathed electric power cables (heavy duty) with aluminium conductor, 11000 volts grade (Earthed) cross sectional area 185 sq. mm 3 core incl dismantling / taking down unserviceable one complete all as specified and directed.
All as per item No. 39.00 above, but of size 240 sq. mm 3 core incl dismantling / taking down unserviceable one.
All as per item No. 39.00 above, but of size 400 sq. mm 3 core incl dismantling / taking down unserviceable one.
S&F Cable jointing kit for 11 KV (Earthed) grade cable for indoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 120 sqmm to 185 sqmm after opening VCB panel back side cable cover and bottom cable entry plate after disconneting unsv cable kit from busbar/CT, taking out from VCB cable chamber and fixing the same to original position, with new or old nuts, bolts & washers, bottom plate, back cover and making cable entry point totally sealed with putty complete all as specified and directed.
All as per item No. 42.00 above, (indoor termination) but for cable of size 240sqmm to 300 sqmm incl dismentling / taking down unserviceable one.
Supply and laying in trenches XLPE insulated, armoured, heavy duty electric cable with stranded aluminium conductor, 1100 Volts grade cross section area 300 Sqmm 3.5 core and connection complete with aluminium cable lugs incl dismantling taking down unsv one all as specified and directed.
All as per ser No. 44.00 above, but of Size 400 Sqmm 3.5 core
S&F of LT heat shrink cable end termination for cable sizes 240 to 300 Sqmm, 3.5 core, 1100 volts grade by cutting out damaged portion of XLPE insulated cable ends including disconnection cable from ACB/MCCB/Bus bar and reconnection with existing/new stainless steel bolts of size not less than 16mm dia and 40mm long. complete all as specified and directed. Make - 3M Cat No. MHI/Ox1.1KV (HESL-5/4C) or equivalent of Denson/M seal/RPG.
All as per item No. 46.00 above, but for cable sizes 400 Sqmm. Make - 3M Cat No. MHI/Ox1.1KV (HESL-5/4C) or equivalent of Denson/M seal/RPG
SVG SUPPLIES (BID ID -3275913)
PNR CONSTRUCTIONS (BID ID -3276274)
aswitha engineering works (BID ID -3279847)
M/s NATIONAL ENGINEERING CONSTRUCTIONS CO (BID ID -3279900)
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