The Durgapur Projects Limited Tender
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The Durgapur Projects Limited - DPL Tender
Electrical Generators And Transformers
Electrical and Electronics
Eprocure
Opening Date10 May 2023
Closing Date23 May 2023
Tender Amount₹ 19,65,000
Costs
EMD
₹ 44,000Document Cost
Refer DocumentsTender Fee
Refer Documents
Description
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Contact
Tender Id
2023_DPL_527086_1Bid Award Id
ViewTender No
WBDPL/PP/T/12021(12)/2/2023-GM POW/EMIPH/E/150Tender Authority
The Durgapur Projects Limited ViewPurchaser Address
-Website
http://wbtenders.gov.in
GEM & Bid Advisory Services
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BOQ Items
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Supply & Change of gasket / O-ring such as Inspection Chamber,WTI,OTI Gasket, Buchholz Relay & OSR gasket, PRD Gaskets, other flange gaskets.Checking of aircell, level gauge glass (including replacement, if found faulty) & replacement of all LV bushing's bellow. Arresting of all oil leakage points in radiator & conservator section including replacement of gaskets, o-rings, reparing of butterfly valves, reparing of finges & header pipes of radiator banks by brazing, if necessary. Brand & material of O-ring & Gaskets shall be approved by EIC. Arrangement of necessary scaffolding work & oil level lowering at requisite level is under the scope of the party.
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Oil filtration after successful completion of jobs still achieving desired parameter of oil due to exposure to air during maintenance works after necessary oil filling. Arrangement of Oil Filter machine is in party's scope.Transportation of oil drums is also in party's scope from nearest store.
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Transformer surface cleaning by suitable cleaning agent, checking, oil settling,venting jobs after completion of oil filtration & filling work.
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Connection of HV & LV Terminal after satisfactory testing of Transformer.
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Replacement of MOG (Oil Level Indicator) including supply. Brand shall be approved by EIC
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Unit Auxiliary Transformer- A & B, 25MVA, 20KV/6.9KV, Current(HV):721.7Amp Current(LV):2091.8 Amp, Connection: Dyn11, Cooling-ONAF/ONAN, Oil Weight(Kg): 14900, Make: Xian XD Transformer Co. Ltd.
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Supply & Change of gasket/ O-ring such as Inspection Chamber,WTI,OTI , Buchholz Relay & OSR gasket, PRD Gaskets, core earthing bushing and other flange gaskets.Checking of aircell & MOG (including replacement, if found faulty). Arresting of all oil leakage points in radiator & conservator section including replacement of gaskets, o-rings, reparing of butterfly valves, reparing of finges & header pipes of radiator banks by brazing, if necessary. Brand & material of O-ring & Gaskets shall be approved by EIC. Arrangement of necessary scaffolding work & oil level lowering at requisite level is under the scope of the party. EDDY CURRENT TEST IN CONDENSER TUBES ,UNIT#7,DPPS. TOTAL NO OF CONDENSER TUBES IS 26132.
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Oil filtration after successful completion of jobs still achieving desired parameter of oil due to exposure to air during maintenance works after necessary oil filling. Arrangement of Oil Filter machine is in party's scope.Transportation of oil drums is also in party's scope from nearest store.
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Transformer surface cleaning by suitable cleaning agent, checking, oil settling, venting jobs after completion of oil filtration & filling work.
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Necessary jobs to facilitate the testing work of Transformer alongwith bushing before O/H and after O/H need to be carried out. Also necessary jobs to facilitate the testing work including Inspection of OLTC to be carried out.
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Replacement of MOG (Oil Level Indicator) including supply. Brand shall be approved by EIC
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Station Transformer #7, 35MVA, 220KV/6.9KV, Current(HV): 90.11 Amp Current(LV):2928.6 Amp, Connection: YNyn0, Cooling-ONAF/ONAN, Oil Weight(Kg): 33000 Kg,Make: Xian XD Transformer Co. Ltd.
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Isolation of ST#7 from both end LV & HV terminal with necessary dismantling and removing of Dropper Moose Conductor & Flexible Connector as required.
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Necessary jobs to facilitate the testing work of Transformer alongwith bushing before O/H and after O/H need to be carried out. Also necessary jobs to facilitate the testing work including Inspection of OLTC to be carried out.
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Dismantling of existing HV Bushing and Erection & commissioning of new HV Bushing on base turret by proper procedure.This job also include requisite o-ring & gasket replacement of bushing housing as well as Turret Flange.New HV Bushing Testing assistance to be provided prior to replacement job. Arrangement of necessary scaffolding work & oil level lowering at requisite level with supply & charging of dry air/N2 gas (if required) is under the scope of the party.
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Supply & Change of gasket/ O-ring such as Inspection Chamber,WTI,OTI, Buchholz Relay & OSR gasket, PRD Gaskets, other flange gaskets.Checking of aircell & MOG (including replacement, if found faulty). Arresting of all oil leakage points in radiator & conservator section including replacement of gaskets, o-rings, reparing of butterfly valves, reparing of finges & header pipes of radiator banks by brazing, if necessary. Brand & material of O-ring & Gaskets shall be approved by EIC. Arrangement of necessary scaffolding work & oil level lowering at requisite level is under the scope of the party.
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Oil filtration after successful completion of jobs still achieving desired parameter of oil due to exposure to air during maintenance works after necessary oil filling. Arrangement of Oil Filter machine is in party's scope.Transportation of oil drums is also in party's scope from nearest store.
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Transformer surface cleaning by suitable cleaning agent, checking, oil settling,venting jobs after completion of oil filtration & filling work.
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Replacement of MOG (Oil Level Indicator) including supply. Brand shall be approved by EIC
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160 MVA Xian XD Make Auto Transformer, 220KV/132KV/33KV,Current(HV): 419.9 Amp Current(MV):699.8 Amp Current (LV): 874.8, Connection: YNaod11, Cooling- OFAF/ONAF/ONAN,Oil Weight(Kg): 56500 Kg, Make: Xian XD Transformer Co. Ltd.
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Replacement of existing Air Cell and MOG (for OLTC & main tank conservator) by new ones including supply. Brand & Model shall be approved by EIC. Conservator Oil filtration after completion of jobs still achieving desired parameter of oil and oil top up up to desired level needs to be done. Arrangement of Oil Filter machine is in party's scope.
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Dismantling of existing HV/ MV Bushing and Erection & commissioning of new HV/MV Bushing on base turret by proper procedure.This job also include requisite o-ring & gasket replacement of bushing housing as well as Turret Flange.New HV/MV Bushing Testing assistance to be provided prior to replacement job. Arrangement of necessary scaffolding work & oil level lowering at requisite level with supply & charging of dry air/N2 gas (if required) is under the scope of the party.
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Replacement of MOG (Oil Level Indicator) including supply. Brand shall be approved by EIC
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