Military Engineer Services-MES has published Tender For 82607 Repair/Replacement Of Ht/Lt Installation Incl Servicing Of Transformer, Vcb/Rmu, Ht Cable, Panels Etc At Avadi Under Age (I) (Navy) Chennai. Submission Date for this Tender is 06-06-2024. Transformer Supply Tenders in chennai Tamil Nadu. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 30-May-2024 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 06-06-2024 |
| FileName | File Description | File Size |
| ea08e681-3b92-41f6-a226-38209fd5e2a7.html | Tender Notice | 0 KB |
| 82607Generalpages.pdf | Tender Document | 0 KB |
| 82607PS.pdf | Tender Document | 0 KB |
| BOQ_731334.xls | Tender Document | 0 KB |
| Tendernotice_1.pdf | Tender Document | 0 KB |
| Sl. No. | Item Description |
| 1 | SCHEDULE "A" PART-I [ B/R WORKS] |
| 2 | Excavation in trenches not exceeding 1.5 mtrs wide and not exceeding 1.5 mtr deep in soft /loose soil for laying underground cables, laying pipes etc. complete all as specified and directed. |
| 3 | Returning filling in including spreading levelling watering and well ramming in layres not exceeding 25 cm thick in soft /loosesoil complete all as specified and directed. |
| 4 | Removing surplus soil to a distance not exceeding 50 m and depositing at a level not exceeding 1.5m above the starting point all as specified and directed. |
| 5 | Disconnecting transformer 100 KVA capacity , opening the top cover, draining out transformer oil to clean barrel for reuse and carrying out the following works for 100 KVA capacity of transformers :- (a) Dismantling of all attachment viz breather assy, conservator, oil temperature gauge, HT/LT bushing etc and keeping aside for re-use / replacement. (b) Cleaning of complete transformer tank oil fins, removing of sludge’s and making the inside surface of tank dry by blowing of hot air as directed by the Engineer-in-charge. (c) Replacement of unserviceale/defective parts of transformer all as directed by Eng-in-charge. Note: Material andlabour for spare partsshall be measured and paid separately under relevant item. |
| 6 | M&L for On site de-hydration of transformer 100 KVA capacity oil to achieve a dielectric strength to with stand 40 KV for 2 minutes in 2.5mm gap including all necessary T&P, connection/ disconnection of HT / LT cables, oil pipes etc all as specified anddirected by Engr-in-Charge. |
| 7 | Supply and filling new transformer oil brought in sealed barrel , low viscosity as per IS:335-1993 duly dehydrated and tested to with stand 40 KV for 2 minutes in2.5 mm gap complete all as specified anddirected by Engr-in-Charge. Note :- Old retreived transformer oil against filling up in replacement shall be deposited in E/M store yard. |
| 8 | S&F of ceramic HT bushingfor transformer Cap up to 100 KVA 11/0.433 KV complete all as specified and directed. |
| 9 | S&F of ceramic LT bushing for transformer Cap up to 100 KVA 11/0.433 KV complete all as specified and directed. |
| 10 | S&F bushing stud HV (Brass metal)for Transformer 100 KVA 11/0.433 KV complete all as specified and directed. |
| 11 | S&F bushing stud LV (Brass metal)for Transformer 100 KVA 11/0.433 KV complete all as specified and directed. |
| 12 | M & L for scraping, cleaning and preparation of surface of transformer and painting with two coats of synthetic enameled paint (matching to existing colour)over a coat of red oxide primer zinc chrome with spray painting arrangement including writing of SM/ MES Numbers on the transformer body all as specified and directed for the 100 KVA capacity of transformers complete all as specified and directed. |
| 13 | S & F temperature meter of existing type and size for 100 KVA transformers all as directed by Engineer - in - Charge. |
| 14 | Supply & fixing in replacement of heavy duty silica gel air breather assembly for transformer of capacity 160 KVA all as specified and as directed. |
| 15 | Supply & fix aluminium lugs for 25 sqmm to 35 sqmm 4 core cable complete all as specefied and as directed |
| 16 | Supply & fix aluminium lugs for 50 sqmm to 70 sqmm 3.5 core cable complete all as specefied and as directed |
| 17 | Supply & fix aluminium lugs for 95 sqmm to 120 sqmm 3.5 core cable complete all as specefied and as directed |
| 18 | Supply & fix aluminium lugs for 150 sqmm to 180 sqmm 3.5 core cable complete all as specefied and as directed |
| 19 | Taking down the unserviceable Lightning arresters and Supply and fix 11000 volt Lightning arresters expulsion type complete with all fittings, transmission class, dies-charge capacity 65 kilo amp complete all as specified and directed. |
| 20 | Supply and lay in trenches, fixed to wall / pole/ tray etcUG cable XLPE insulated armouredheavy duty electric UG cable with aluminumconductor1100 volts grade of cross sectional areaof following size incl taking downold unserviceable LT UG cable into credit complete all as specified and as directed |
| 21 | (a) 3 .5 Core 50 Sqmm |
| 22 | (b) 3 .5 Core 95 Sqmm |
| 23 | (c) 3 .5 Core 120 Sqmm |
| 24 | M&L High density poly ethylene pipes (HDPE) 100mm dia of pressure rating 6 kgf/cm2 fixed complete to walls, ceilings or in floors etc complete all as specified and directed. |
| 25 | M & L for earthing complete with galvanised steel earth plate electrode60cm×60cm× 6mm thick, buried directly in ground (earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less than 1.5 metres below normal ground level, connected to 32x6mm GI strip as earthing lead by means of bolts, nuts, check nuts and washers of GI all as shown in electrical plate No.3 connected to earthing test point,including 20 mm GI pipe (Medium grade) for watering and 40 mm GI pipe (Medium grade) for protection of earth strip and including testing on completion ,PCC chambers in PCC1:3:6 type C1, RCC M25 type cover slab 50mm thick with 8mm dia TMT HCR/CRS steel bars at 140mm C/C both way and lifting handle GI funnel & wire mesh ,funnel,lugs and charcoal,salt etc all as applicableincluding taking down old unserviceable earthing complete for taking into creditall as specified and as directed by the Engineer-in-ChargeNote:-(i) The rates quoted is inclusive of32x6mm GI strip earthconductor upto a length of 7.5m from the earth pit. |
| 26 | Supply and lay earth continuity conductor or main earting lead fixed to wall on batten or recess or burried in ground or drawn in conduit / conduit pipe or fixed to poles or any other indicted situation for loop earthing etc of galvanised steel earth stripof size 32 X 6mm including taking down old unserviceable earth strip complete for taking into credit complete all as specified and as directed by the Engineer-in-Charge |
| 27 | M & L for earthing complete with copper earth plate electrode60cm×60cm× 3.15mm thick, buried directly in ground (earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less than 1.5 metres below normal ground level, connected to 20x3mm copper stripas earthing lead by means of bolts, nuts, check nuts and washers of GI all as shown in electrical plate No.3 connected to earthing test point,including 20 mm GI pipe (Medium grade) for watering and 40 mm GI pipe (Medium grade) for protection of earth strip and including testing on completion ,PCC chambers in PCC1:3:6 type C1, RCC M25 type cover slab 50mm thick with 8mm dia TMT HCR/CRS steel bars at 140mm C/C both way and lifting handle GI funnel & wiremesh ,funnel,lugs and charcoal,salt etc all as applicable including taking down old unserviceable earthing complete for taking into credit complete all as specified and as directed by the Engineer-in-Chargecomplete all as specified and as directed by the Engineer-in-ChargeNote:-(i) The rates quoted is inclusive of 20x3mm copper strip conductor upto a length of 7.5m from the earth pit. |
| 28 | Supply and lay earth continuity conductor or main earting lead fixed to wall on batten or recess or burried in ground or drawn in conduit / conduit pipe or fixed to poles or any other indicted situation for loop earthing etc of 20x3mm copper strip including taking down old unserviceable copper earth stripcomplete all as specified and as directed. |
| 29 | Supply and fix in repairMCCB 4 pole 415 volts 50 Hz , 63 amps, with rupturing capacity 16 KA complete all as specified and as directed including taking down old unserviceable MCCB for taking into credit complete all as specified and as directed by the Engineer-in-Charge . |
| 30 | Supply and fix in repairMCCBfour pole 415 volts 50 Hz , 100 amps, with rupturing capacity 16 KA complete all as specified and as directed including taking down old unserviceable MCCBfor taking into credit complete all as specified and as directed by the Engineer-in-Charge . |
| 31 | Supply and fix in repairMCCBfour pole 415 volts 50 Hz , 160 amps, with rupturing capacity 36 KA complete all as specified and as directed including taking down old unserviceable MCCBfor taking into credit complete all as specified and as directed by the Engineer-in-Charge. |
| 32 | Supply and fix in repairMCCBfour pole 415 volts 50 Hz , 200 amps, with rupturing capacity 36 KA complete all as specified and as directed including taking down old unserviceable MCCBfor taking into credit complete all as specified and as directed by the Engineer-in-Charge. |
| 33 | Supply and fix in repairMCCBfour pole 415 volts 50 Hz , 250 amps, with rupturing capacity 36 KA complete all as specified and as directed including taking down old unserviceable MCCBfor taking into credit complete all as specified and as directed by the Engineer-in-Charge. |
| 34 | S&F Digital ammeter flush type 96 sqmm with suitable fixing arrangement for easily fixing in existing LT panel including necessary wiring all as specified and as directed. |
| 35 | S&F Digital voltmeterflush type 96 sqmm with suitable fixing arrangement for easily fixing in existing LT panel including necessary wiring all as specified and as directed. |
| 36 | S&F Indicator lamp assemblyLED type (RYB) in existing LT panel with suitable wiring all as specified and as directed. |
| 37 | M&L for Painting the Panel boards/DB Boxes/covers/DG Set/Accoustic Enclosures as required at site after scraping out completely the old paint with one coat of redoxide primer and two coats of synthetic enammel paint including carrying out minor welding works if reqired as directed by the Engineer in charge NOTE:Colour of paint shall be decided by the Engineer-in-charge. |
| 38 | Material and labour for end termination joint (epoxy) for underground cable including joint kit for making joint suitable for aluminium conductor cable of size :- Note :- Excavation, returning filling in removing etc shall be measured and paid separately under respective items of work. |
| 39 | (a) 3.5 core50/70 sqmm |
| 40 | (b) 3.5 core95/120 sqmm |
| 41 | Supply , installation, testing and commissioningofindoor panel board , CPRI Approved ,made out of CRCA sheet 2 mm thick vermin proof factory madewith 40 x 40 x6 mm MS angle/channelduly painted with two coats of synthetic enamel powder coated paint over a coat of metal primer with bus bar chamber comrising of high conductivity copper bus bar of capacity 250 Amps three phase and half the capacity for neutral including internal wiring with 6mm copper conductor (FRLS), voltmeter, Ammeter selector switches, PCC foundationsuitable to accommodate the following as specied and as directed incl taking down old unsv panel for taking into credit:- INCOMING (a) MCCB 415 V, 125 A, 4 polethermal magnetic protection with over load , short circuit protection,breaking capacity 25 KA- 01 Nos. (b)Digital Panel Meter Multifunctional type for Amps, Volts, KWH, Power Factor and other parameters flush mounting with LED indication lamp,complete and all as per standard pratice ---1 Job |
| 42 | Item No 36 Contiuned... OUT GOING (a) MCCB 63 A, 415V , 4 pole , thermal magnetic protection with over load , short circuit protection,breaking capacity 16 KA - 02 Nos (b) Panel mounting starter 10 HP -2 Nos(c)MCB 32 A,2 pole ,B curve breaking capacity 10 KA - 01 Nos Note :-(i) All MCCBs / instruments / MCBs /Bus Bar shall be housed in a separate housing with on- off latches in the housing and Digital Panel Meter Multifunctional type for Amps, Volts, KWH, Power Factor and other parameters flush mounting with LED indication lamp for each outgoing complete and all as per standard pratice. |
| 43 | Supply and fix Danger notice plate of 1.6mm thick mild steel sheet, vitreous enamelled white, with letters, figures and conventional skull and bones in signal red colour and fixed with M.S. clamps, bolts and nuts of approved size, for HT, 25x20cm size complete all as specified and as directed by the Engineer-in-Charge |
| 44 | Schedule of credit amount brought back from Ser Page No.54- Rs. 7,642.00 will be deducted from the above quoted amount to derive the contract sum. SIGNATURE OF CONTRACTOR |
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