Tender For Work Of Replacement Of 145 Kv Hv Bushing Of 40 Mva T/F-Ii (Ngef Make) Along With Centrifuging Of Transformer Oil At 132 Kv S/S Karvi Under Etd Banda., Banda-Uttar Pradesh
TDR : 55223374
Tender Notice
BOQ
13 Days Left
Banda
Uttar Pradesh
Tender For Work Of Replacement Of 145 Kv Hv Bushing Of 40 Mva T/F-Ii (Ngef Make) Along With Centrifuging Of Transformer Oil At 132 Kv S/S Karvi Under Etd Banda.
Name of Work:- WORK OF REPLACEMENT OF 145 KV HV BUSHING OF 40 MVA T/F-II (NGEF MAKE) ALONG WITH CENTRIFUGING OF TRANSFORMER OIL AT 132 KV S/S KARVI UNDER ETD BANDA.
Sl. No.
Item Description
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Details of Work.
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Safely Carriage of 02 Nos 145 KV Bushing i.e 1 Nos from132 KV Sub-Station Pahadi & 1 Nos from 132KV S/S Rajapur to 132KV S/S Karvi (Chitrakoot) including loading, carriage and unloading by in a private track (Truck Crane shall be arranged by the contactor at his own cost.)
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Removal of Jumpers of HV side Bushings of the 40 MVA T/F-III. The Scope of work involves removal of Jumpers, Bushing Clamps, Opening of Earthing of Neutral Bushings of the Transformer.
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Partial drain out the Transformer oil from 40 MVA T/F-II as required in empty oil drums for replacement of defective HV bushing.
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Dismantling of damaged Y & B Phase HV bushing of 40 MVA T/F-II Transformer by opening cutting of top thumble removal of bushing from tank and covered with blanking plate etc. (Crane shall be arrange by the contractor at his own cost)
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Fixing of two nos. New HV bushing in place of defective HV bushing Replacement of gasket and fixing of lead thumble. (Crane shall be arrange by the contractor at his own cost)
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Attending of Oil leakage from OLTC gear box drive situated at top of OLTC Chamber.(All consumeable item i.e Gasket, oil seal, etc in scope of contractor)
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Centrifuging of complete Transformer oil in Transformer tank by connecting centrifuging pipes circulating the Transformer oil through centrifuging machine and taking the BDV and PPM value of the oil periodically till the required value achieved, as per direction of supervising engineer. The work includes, all the work related to centrifuging the oil and filling the all in Transformer in tank. Oil approx. 20 KL. (Operator and centrluging machine shall be arrange by the Contactor at his own cost)
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Re-Jumpering of HV side Bushings of the above 40 MVA T/F-II. The scope of work involves Fixing & Tightening of Bushing Clamps & Jumpers along with earthing of the Neutal Bushings by Fixing of Flexible Copper Strips.
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Performing following detailed testing of Oil Samples of above both transformers Transformer at CPRI, PGCIL or any other NABL Cetified Lab including collection of Sample in Air Tight Bottles of proper specification as per standard pratice and submission of Reports:-1.BDV, 2.PPM(1 Job for one Oil Sample of which all above tests shall be done)
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Tan Delta and Capacitance measurement including IR, Polarisation Index (PI) & Absorption ratio test of Transformers as per standard testing procedures (Including Tan Delta and Capacitance Measurement of Bushings at standard and variable frequencies and that of HV & LV windings) with the help of duly calibrated Tan Delta & IR Test kit (5 KV) of OMICRON/Megger make to be arranged by the contactor Including the cost of operation of Test Kit along with preparation and submission of test results in specified formats after the competition of tests. The works shall include the cost of Manpower and T&P involved in testing and submission of test reports in specified formats.
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