Military Engineer Services-MES has published Tender For Repair / Maintenance And Servicing Of Voltage Stablizer, Isolation, Transformer And Allied Works Under Ge ( Af ) Barrackpore. Submission Date for this Tender is 29-06-2023. Transformer Supply Tenders in barrackpore West Bengal. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 22-Jun-2023 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 29-06-2023 |
| Sl. No. | Item Description |
| 1 | Material and labour for repair / maint and overhauling of servo voltage stabilizer of capacity 25 KVA from existing position after disconnecting the LT conections, open the top cover , taking out coil, overhauling the complete unit by cleaning with suitable cleaning materials and replacement ofminor spares such asnew gasket , fuse, diode, carbon brushes, holder, internal electrical wiring and electronic accessories and insulated properly by varnishing, greasing, CRC spraying complete all as psecified and directed. Note: Spare parts to be measured and paid separately under items 1.01 to 1.07 here-in-after. |
| 2 | Supply only digital controller unit complete all as specified and directed. |
| 3 | Supply only servo controller motor of5 Kg torque capacity complete all as specified and directed. |
| 4 | Supply only cummutator plug of existing size complete all as specified and directed. |
| 5 | Supply only brush arm of existing size complete all as specified and directed. |
| 6 | Supply only slip ring of existing size complete all as specified and directed. |
| 7 | Supply only PCB card complete all as specified and directed. |
| 8 | Supply onlyrelay complete all as specified and directed. |
| 9 | Material and labour for repair / maint and overhauling of servo voltage stabilizer of capacity 75/100 KVA from existing position, open the top cover, taking out coil, overhauling the complete unit by cleaning with suitable cleaning materials and replacement of minor spares such as new gasket, fuse, diode, carbon brushes, holder, internal electrical wiring and electronic accessories and insulated properly by varnishing, greasing, CRC spraying complete all as psecified and directed. Note: Spare parts to be measured and paid separately under items 2.01 to 2.08 here-in-after. |
| 10 | Supply only control box complete all as specified and directed. |
| 11 | Supply only digital controller unit complete all as specified and directed. |
| 12 | Supply only servo controller motor of 10 Kg torque capacity complete all as specified and directed. |
| 13 | Supply only cummutator plug of existing size complete all as specified and directed. |
| 14 | Supply only brush arm of existing size complete all as specified and directed. |
| 15 | Supply only slip ring of existing size complete all as specified and directed. |
| 16 | Supply only PCB card complete all as specified and directed. |
| 17 | Supply only relay complete all as specified and directed. |
| 18 | Material and labour for repair / maint and overhauling of servo voltage stabilizer of capacity 200 KVA from existing position, open the top cover, taking out coil, overhauling the complete unit by cleaning with suitable cleaning materials and replacement of minor spares such as new gasket,fuse, diode, carbon brushes, holder, internal electrical wiring and electronic accessories and insulated properly by varnishing, greasing, CRC spraying complete all as psecified and directed. Note: Spare parts to be measured and paid separately under items 3.01 to 3.07 here-in-after. |
| 19 | Supply only digital controller unit complete all as specified and directed. |
| 20 | Supply onlyservo controller motor of 15 Kg torque capacity complete all as specified and directed. |
| 21 | Supply only cummutator plug of existing size complete all as specified and directed. |
| 22 | Supply only brush arm of existing size complete all as specified and directed. |
| 23 | Supply only slip ring of existing size complete all as specified and directed. |
| 24 | Supply only PCB Card complete all as specified and directed. |
| 25 | Supply only relay complete all as specified and directed. |
| 26 | Material and labour for repair / maint and overhauling of servo voltage stabilizer of capacity 300 KVA from existing position, open the top cover, taking out coil, overhauling the complete unit by cleaning with suitable cleaning materials and replacement of minor spares such as new gasket, fuse, diode, carbon brushes, holder, internal electrical wiring and electronic accessories and insulated properly by varnishing, greasing, CRC spraying complete all as psecified and directed. Note: Spare parts to be measured and paid separately under items 4.01 to 4.07 here-in-after. |
| 27 | Supply only digital controller unit complete all as specified and directed. |
| 28 | Supply only fix servo controller motor of 20 Kg torque capacity complete all as specified and directed. |
| 29 | Supply only cummutator plug of existing size complete all as specified and directed. |
| 30 | Supply only brush arm of existing size complete all as specified and directed. |
| 31 | Supply only slip ring of existing size complete all as specified and directed. |
| 32 | Supply only PCB card complete all as specified and directed. |
| 33 | Supply only relay complete all as specified and directed. |
| 34 | Supply and fix in repair power contactor of 50 Amps, 3 Pole with 2 NO & 2 NC auxilary contacts of coil rating 415 Volt, 50 Hz complete all as specified and directed. |
| 35 | Supply and fix in repair power contactor of 140 Amps, 3 Pole with 2 NO & 2 NC auxilary contacts of coil rating 415 Volt, 50 Hz complete all as specified and directed. |
| 36 | Supply and fix in repair power contactor of 400 Amps, 3 Pole with 2 NO & 2 NC auxilary contacts of coil rating 415 Volt, 50 Hz complete all as specified and directed. |
| 37 | Supply and fix in repair MCCB, 630 Amps, 4 pole, 415 Volt, 50 Hz, breaking capacity 36 KA, fixed thermal and fixed magnetic setting complete all as specified and directed. |
| 38 | Supply and fix in repair MCCB, 320 Amps, 4 pole, 415 Volt, 50 Hz, Breaking capacity 36 KA, fixed thermal and fixed magnetic setting type complete all as specified and directed. |
| 39 | Supply and fix in repair MCCB, 250 Amps, 4 pole, 415 Volt, 50 Hz, Breaking capacity 36 KA, fixed thermal and fixed magnetic setting type complete all as specified and directed. |
| 40 | Supply and fix in repair MCCB, 160 Amps, 4 pole, 415 Volt, 50 Hz, Breaking capacity 36 KA, fixed thermal and fixed magnetic setting type complete all as specified and directed. |
| 41 | Supply and fix in repair MCCB, 4 pole, 125 Amps, 415 Volts, breaking capacity 25 KA, adjustable thermal and adjustable magnetic setting type complete all as specified and directed. |
| 42 | Supply and fix in repair MCCB, 4 pole, 100 Amps, 415 Volts, breaking capacity 25 KA, adjustable thermal and fixed magnetic setting type complete all as specified and directed. |
| 43 | Supply and fix in repair MCCB, 4 pole, 63 Amps, 415 Volts, breaking capacity 25 KA, adjustable thermal and fixed magnetic setting type complete all as specified and directed. |
| 44 | Supply and fix in repair on load changer over switch (open execution) complete with of capacity 200 Amp, 415 Volt, 4 pole, 50 HZ complete all as specified and directed. |
| 45 | Supply and fix in repair busbar chamber 63 amp,4 way, 415 volt, enclosure is made from thick minimum3.15 mmCRCA sheet, copper strip, embossed earthing terminals on both sides, removable top & bottom gland plates with conduit knockout with sufficient space for differentcable sizes complete all as specified and directed. Make: Havells/Legrand/C&S/ABB. |
| 46 | Supply and fix in repair busbar chamber 100 amp,4 way, 415 volt, enclosure is made from thick minimum3.15 mmCRCA sheet, copper strip, embossed earthing terminals on both sides, removable top & bottom gland plates with conduit knockout with sufficient space for differentcable sizes complete all as specified and directed. Make: Havells/Legrand/C&S/ABB. |
| 47 | Supply and fix in repair busbar chamber 200 amp,4 way, 415 volt, enclosure is made from thick minimum3.15 mmCRCA sheet,copper strip,embossed earthing terminals on both sides,removable top & bottom gland plates with conduit knockout with sufficient space for differentcable sizes complete all as specified and directed. Make: Havells/Legrand/C&S/ABB. |
| 48 | Supply and fill transformer oil confirming to IS-335-1993 at site for topping up to oil level transformer of existing transformer installed at various location having dielectric strength not less than 50KV at 4mm gap including taking out old unserviceable oil complete all as specifed and directed. Note: Transformer oil shall be brought in manufacturer sealed drum at site. |
| 49 | Material and labour fordehydration of transformer oilat site using dehydration / filtration plant to achieve dielectric strength not less than 40KV at 2.5mm gap and testing for strength including recording results complete all as specifed and directed. Note: (i)The contractor shall submit dielectric strength report after filtration and dehydration of each transformer. (ii) Rate to be quoted will be inclusive of transportation of dehydration machine at various location where transformer installed. |
| 50 | Supply and fix in repair cam operated rotary selector switch 3 way with auto/manual and off type, 3 phase of cap 63 Amps complete all as specefied and as directed. Make : KAYCEE / HPL / L&T. |
| 51 | Supply and fix in repair voltmeter 0-500V digital type with selector switch flush mounting square type complete all as specefied and as directed. |
| 52 | Supply and fix in repair ammeter digital type 0-300V with selector switch flush mounting square type with CT"s of suitable size complete all as specefied and as directed. |
| 53 | Supply and fix in repair indicator lamp LED type, 220 volt AC (RED/YELLOW/BLUE as per site) for each phase complete all as specefied and as directed. Make: L&T / RAAS / SIEMENS |
| 54 | Supply, laying, connecting and testingXLPE insulated, PVC sheathed, un-armoured, heavy duty electric cable with copper conductor, 1100 volts grade, of size 35 sqmm, single core including taking down old unserviciable existing cable complete all as specified and as directed. |
| 55 | Material and labour for repair / maint / overhauling and rewinding of isolation transformer of capacity 10 -15 KVA, three phase from existing position, open the outer cover, taking out coil, overhauling the complete unit by cleaning with suitable cleaning materials and replacement of minor spares such as fuse, diode, carbon brushes, holder, internal electrical wiring and electronic accessories and insulated properly by varnishing, greasing, CRC spraying complete all as specefied and as directed. |
| 56 | Material and labour for repair / maint / overhauling and rewinding of isolation transformer of capacity 50 -75KVA, three phase from existing position, open the outer cover, taking out coil, overhauling the complete unit by cleaning with suitable cleaning materials and replacement of minor spares such as fuse, diode, carbon brushes, holder, internal electrical wiring and electronic accessories and insulated properly by varnishing, greasing, CRC spraying complete all as specefied and as directed. |
| 57 | Materials and labour for preparation of old decorated surfaces of outdoor transformer foundation (approx area- 36 sqm) and 12 Nos PCC post and applying one coat of cement base paint including cutting, removing and necessary dressing of small bushes of wild grasses inside the sub station (approx area- 400 sqm), removing the wild creepers plants from the fencing and applying one coat of aluminium paint to the existing MS chain link fencing, binding MS angle / flat iron, entrance steel gate (approx area-70Sqm) and levelling of soil (approx area-20 sqm) near the LT FPB inside the perephery of the sub station complete all as specified and directed. Location : AC plant 4 pole sub station at Bison Lab. |
| 58 | Materials and labour for preparation of old decorated surfaces of outdoor transformer foundation (approx 30 sqm) and 10 Nos PCC post and applying one coat of cement base paint including cutting, removing and necessary dressing of small bushes of wild grasses inside the sub station (approx area 300 sqm), removing the wild creepers plants from the fencing and applying one coat ofaluminium paint to the existing MS chain link fencing, binding MS angle / flat iron, entrance steel gate (approx area-70Sqm) and levelling of soil (approx area- 25 sqm) inside the perephery of the sub stationcomplete all as specified and directed. Location : AC plant 2 pole substn at Bison Lab. |
| 59 | Materials and labour for preparation of old decorated surfaces of outdoor 3 Nos transformer foundation (approx area- 90 sqm) and 20 Nos PCC post and applying one coat of cement base paint including cutting, removing and necessary dressing of small bushes of wild grasses inside the sub station (approx area- 900 sqm), removing the wild creepers plants from the fencing and applying one coat of aluminium paint to the existing MS chain link fencing, binding MS angle / flat iron, entrance steel gate (approx area-100Sqm) and levelling of soil (approx area- 45 sqm) inside the perephery of the sub station complete all as specified and directed. Location : 6 pole Structure |
| 60 | Materials and labour for preparation of old decorated surfaces of outdoor 2 Nos transformer foundation (approx area- 60 sqm) and 16 Nos PCC post and applying one coat of cement base paint including cutting, removing and necessary dressing of small bushes of wild grasses inside the sub station (approx area- 625 sqm), removing the wild creepers plants from the fencing and applying one coat of aluminium paint to the existing MS chain link fencing, binding MS angle / flat iron, entrance steel gate (approx area-70Sqm) and levelling of soil (approx area- 25 sqm) inside the perephery of the sub station complete all as specified and directed. Location : HAL 4 pole substn. |
| 61 | Materials and labour for preparation of old decorated surfaces of outdoor 3 Nos transformer foundation (approx area- 90 sqm) and 18 Nos PCC post and applying one coat of cement base paint including cutting, removing and necessary dressing of small bushes of wild grasses inside the sub station (approx area-800 sqm), removing the wild creepers plants from the fencing and applying one coat of aluminium paint to the existing MS chain link fencing, binding MS angle / flat iron, entrance steel gate (approx area-70Sqm) and levelling of soil (approx area-20 sqm) inside the perephery of the sub station complete all as specified and directed. Location : HQ Sub Stn. |
| 62 | Materials and labour for preparation of old decorated surfaces of outdoor transformer foundation (approx area- 30 sqm) and 18 Nos PCC post and applying one coat of cement base paint including cutting, removing and necessary dressing of small bushes of wild grasses inside the sub station (approx area- 800 sqm), removing the wild creepers plants from the fencing and applying one coat of aluminium paint to the existing MS chain link fencing, binding MS angle / flat iron, entrance steel gate (approx area-70Sqm) and levelling of soil (approx area- 90 sqm) inside the perephery of the sub station complete all as specified and directed. Location : SMC Sub Stn. |
| 63 | Materials and labour for preparation of old decorated surfaces of outdoor transformer foundation (approx area- 30 sqm) and 14 Nos PCC post and applying one coat of cement base paint including cutting, removing and necessary dressing of small bushes of wild grasses inside the sub station (approx area-600 sqm), removing the wild creepers plants from the fencing and applying one coat of aluminium paint to the existing MS chain link fencing, binding MS angle / flat iron, entrance steel gate (approx area-100Sqm) of the sub station complete all as specified and directed. Location : P/H No 3 Sub Stn. |
| 64 | Materials and labour for hardcore of gauge n exc. 63 mm with broken stones or boulders, deposited, spread and levelled in layers n exc. 15 cm thick, watered and rammed to a true surface including demolition of existing hardcore and removing of rubish from site complete all as specified and directed. |
| 65 | Material and labour for 50mm thick PCC (1:2:4) type B-2 (using 40mmgraded stone aggregate) over hardcore and finish the surface fair and even including demolition of cement concrete (unreinforced) in ground floors and pavings n exc 15 cm thickness (below or above ground level) including removing of rubish from site complete all as specified and directed. |
| 66 | Material and labour for PCC (1:3:6) type C2 (using 40 mm graded stone aggregate ) as in foundation of fencing, filling and mass concrete with necessary formwork including demolition of concrete of any description and in any position not otherwise specifically provided for complete all as specified and directed. |
| 67 | Material and labour for earthing complete with GI earth plate electrode of size 600 x 600 x 6 mm thick buried directly in ground with earth pit not less than 2.25 meter deep below ground level with top edge of plate not less than 1.5 meter below normal ground level connected to GI earth strip of size 32 x 6 mm earth lead by means of nuts, bolts, check nuts, washers of galvanised iron as steel,protected by galvanized iron pipe 40mm bore (medium grade) allas directed including cement concrete (1:3:6) type C-1 earth pit with precast RCC (1:1.5:3) type A-1 cover slab of size 42 x 42 x10cm thick reinforced with 8mm dia TMT bars @ 15 cm c/c both ways with 10mm dia mild steel round bar of 30 cm long, bent to shape as lifting handle, funnel,wire mesh, 20 mm bore galvanized iron pipe (medium grade) for watering, charcoal or coke and salt in alternate layers with necessary earth work in soft/loose soil complete all as shown in electrical plate No 3 of SSR Part-I including testing on completion including taking down old existing unserviciable earthing complete all as specified and directed. Note:- GI strip upto 7.5m length including testing shall be included in quoted rates. |
| 68 | Supply, laying, connecting and testing XLPE insulated, PVC sheathed, armoured LT electric power UG cable (heavy duty with stranded aluminum conductor)of size 70 Sqmm, 3.5 core, 1100 Volts (earthed) grade, confirming to IS-7098 (Part-I) laid through duct/ pipe / in trench etc. with cable glands & suitable size of aluminium lugs including taking down old unserviciable existing cable complete all as specified and as directed. Note : Earth work, brick protection and sand cushioning and GI Pipe Shall be measured and paid separately under respective item. |
| 69 | Material and labour for sand cushioning with clean and dry river sand for protection of PVC cable with approved sand of uniform thickness. laid dry, filling in trenches and punning down in proper required layers complete all as specified and as directed. Note:- Punned down thickness shall be measured for payment. |
| 70 | Materials and labour for brick protection cover to underground cables with sub class ‘B’ of size 23 X 11.5 X 7.5 cm, (locally available best quality), laid dry and flat abutting each other with gaps not exceeding 10mm complete all as specified and as directed. |
| 71 | Excavation in trenches not exceeding 1.5 mtr wide and not exceeding 1.5mtr in depth and getting out in soft/loose soil for laying of under ground cable complete all as specified and as directed. |
| 72 | Returning, filling in, including spreading, levelling, watering and well ramming in layers not exc. 250mm in soft/loose soil, complete all as specified and directed. |
| 73 | Removing excavated materials (soils) not exc. 50.00 mtr and depositing where directed at a level not exc. 1.50 mtr above from starting point complete all as specified and directed. |
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