Tender For Attending Oil Leakage From Main Tank And Replacement Of Damaged Gasekts Of 315Mva Ict - I And 630Kva Station T/F Along With Other Associated Works At 400Kv Sub Station Sarnath, Varanasi, Varanasi-Uttar Pradesh
TDR : 55731618
Tender Notice
BOQ
8 Days Left
Varanasi
Uttar Pradesh
Tender For Attending Oil Leakage From Main Tank And Replacement Of Damaged Gasekts Of 315Mva Ict - I And 630Kva Station T/F Along With Other Associated Works At 400Kv Sub Station Sarnath, Varanasi
Name of Work:- ATTENDING OIL LEAKAGE FROM MAIN TANK AND REPLACEMENT OF DAMAGED GASEKTS OF 315MVA ICT - I AND 630KVA STATION T/F ALONG WITH OTHER ASSOCIATED WORKS AT 400KV SUB STATION SARNATH, VARANASI
Sl. No.
Item Description
1
Following works are to be Carried out for Attending oil leakage from main tank and replacement of damaged Gasket of 315MVA ICT - I (Siemens make, Sl. No. 130013-01, YOM 2009) alongwith other associated works with all cost of Men, Materials, Misc. Consumables, Crane / Hydra, Normal & Special T&Ps, Rails etc. required for Satisfactory Completion of work, as per Technical Specification & direction of the J.E(M) / A.E(M) as per details below:Loading, Shifting and Unloading of 1 No. Oil Tank of Capacity 20KL with the help of Hydra / Crane from Storage place to near Working site and put back the same from Working site to safe Storage place after Completion of Job as per instruction of Supervising Engineer.
2
Drain out of 20% Transformer Oil (approx 20 KL) from main tank of 315MVA ICT - I in to Oil Tank including all assosiated work.
3
Dismantling & Erection of inspection cover, PRV, Buchholz pipe line etc. for replacement of Gasket.
4
Replacement of Old Gasket from different parts of the Transformers as per details below. The scope of works involves removal of Gaskets, Cleaning of surface, Fabrication of Gaskets of appropriate size of thickness 12/10/8/6 mm of Konica / Nu-Cork make and fixing of Gaskets at proper place with adhesive along with other associated works. Gaskets are of Type C, Very Good Oil Resistant and as per IS 4253 and Contractor must have to submit Test Report of Gaskets before replacement :i) Providing and making of Gakest of Oil pipe line between main tank & conservator.
5
ii) Providing and making of Gakest of PRV.
6
Centrifuging of T/F Oil in Oil Storage Tanks, un-interrupted till the desired BDV & PPM (Less than 5 PPM) Value of the Oil is achieved and then Filling & Topping up of the Centrifuged T/F Oil in Transformer as per Standard Procedure to Maintain required Oil Level in the Transformer including Commissioning of Air Cell if required. Centrifuging & Circulation of T/F Oil in Transformer, un-interrupted till the desired BDV & PPM Values of the Oil & IR Values of Bushings are achieved including Hourly Recording all the Parameters such as Temp., Vacuum, Insulation Resistance etc. Centrifuging Machine, its Operator and all associated T&Ps shall be arranged by the Contractor at his own cost.
7
Filling of the drained Transformer oil into main tank and radiators from oil tanks after centrifusing in main tank completed.
8
Supply and fixing of 80mm dia Valve used for buchholz relay
9
Attending of Oil Seapage in a 630 KVA, 33/.44 KV Station Trasformer, including Draining, centrifuging, gasket replacement and refilling of Transformer Oil along with all assosiated work,and comleating the job satisfactorilly. Please Enable Macros to View BoQ information
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