Corrigendum - Quotation Are Invited For Gasket Replacement For Three Power Transformers To Attend The Oil Le ... in United Arab Emirates

Work Detail

Quotation are invited for Gasket Replacement for Three Power Transformers to Attend the Oil Leaks at Desal, E-Station, Jebel Ali. SCOPE OF WORK:A.REPLACEMENT OF GASKETS/O-RINGS FOR HV/LV BUSHINGS, TRANSFORMER TANK,AND AUXILIARYEQUIPMENT LIKE GAUGES, CONSERVATOR TANK CONNECTION, ETC. ATSITE TO ARREST THE TRANSFORMER OILLEAKS FOR THE FOLLOWING TRANSFORMERSAS DETAILED BELOW:SI.NO. #TAG NO: #TRA NSFORMER DETAILS & LOCATION #1 #ETR 307 A #6.6 KV/380V CAPACITY: 2500 KVA, SERIAL NO: 87993, YEAROF MANUFACTURING: 1987, MAKE: HICO #2 #ETR 305 B #6.6 KV/380V CAPACITY: 1600 KVA, SERIAL NO: 871002, YEAROF MANUFACTURING: 1987, MAKE: HICO #3 #ETR 317 B #6.6 KV/380V CAPACITY: 630 KVA, SERIAL NO: 869494-4, YEAROF MANUFACTURING: 1987, MAKE: HICO #B.#SUPPLY OF ALL THE REQUIRED MATERIALS LIKE GASKETS , O-RINGS ETC.SHALL BE IN CONTRACTORS SCOPE.C.#THE VITON RUBBER SHEET OR EQUIVALENT SHALL BE USED AS GASKETMATERIAL. ALTERNATIVE GA SKETS WILL NEED TO BE APPROVED BY DEWA.D.#DE-ENERGIZATION & ISOLATION OF THE TRANSFORMER WILL BE DONE BY DEWA.E.#OPENING THE TRANSFO RMER TANK AND DISCONNECTION OF HV/LV BUSHINGSCABLE CONNECTIONS/ BUS DUCT CONNECTIONS IS IN VENDOR SCOPE. (IFAPPLICABLE)F.#DRAINING O F THE TRANSFORMER OIL TO STORAGE TANK. (IF APPLICABLE)G.#CLEANING OF THE LEAKY AREAS. IF REQUIRED STEAM WASHING TO BE CARRIEDTO REMO VE THE EXISTING OIL STAINS. (IF APPLICABLE)H.#CHECK THE LEAKY AREAS IN THE TRANSFORMER INCLUDING BUCHHOLZ RELAY,TEMPERATURE CABLES E NTRY, VALUE POINTS, ETC. AND REPLACE THE GASKETS/ORINGS.I.#BEFORE FILLING THE TRANSFORMER OIL, OIL BDV TO BE MEASURED. OIL BDVSHALL BE ACCEPTABLE LIMIT OF IEC. IF OIL BDV IS OKAY, THEN ONLYREFILLING TO BE DONE. BEFORE FILLING, DEWA ENGINEER APPROVAL TO BETAKEN.J.# REFILL/REPLACE THE OIL AND DO THE HOT OIL CIRCULATION BY USINGFILTRATION MACHINE TO IMPROVE THE BDV.K.#ARRANGEMENT OF OIL STORAGE TANK AND OIL FILTER MACHINE REQUIRED FORTHE WORK SHALL BE INL.#IN CASE OF OIL REPLACEMENT, TRANSFORMER OIL WILL BE PROVIDED BYDEWA.M.# RECONNECTION OF HV & LV CABLE CONNECTIONS AFTER REFILLING OF THE TRANSFORMER OIL. (IF APPLICABLE)N.#ANY OTHER PARTS I.E. HV/LV BUSHINGS FOUND DAMAGED DURING THE WORKSHALL BE ARRANGED AND REPLACED WITHIN THE SCHEDULE BY THE CONTRACTOR ONURGENT BASIS AFTER DEWA APPRO VAL AND SAME SHALL BE REIMBURSED AS ANADDITIONAL SCOPE.O.#PLEASE NOTE THAT DEWA WILL PERFORM WINDING RESISTANCE & IR TEST TOBE CONDUCTED BEFORE AND AFTER GASKET/ O-RING/ OIL REPLACEMENT.P.#AFTER COMPLETION OF THE WORK, DEWA WILL CHARGE THE TRANSFORMER UNDERSUPERVISION OF CONTRACTOR FOR SOAKING FOR APPROX. 24HOURS. Qty: 1 Gasket Replacement for Three Power Transformers to attend the oil leaks at Desal, E-Station, Jebel Ali STANDARD TERMS & CONDITIONS 1) Prices should be DDP delivery duty paid at DEWA stores. 2) Quotation to be submitted only in local currency U.A.E Dirhams 3) DEWA Standard payment terms is 30 days credit from the date of acceptance of material 4) No DEWA staff or his or her relatives up to third degree should have ownership or partnership in your company, and your participation in DEWA tenders / RFQs should not constitute a Conflict or perceived Conflict of Interest. Supplier Registration: https://srm.dewa.gov.ae/irj/portal/anonymous/regis Tender Link : https://srm.dewa.gov.ae/sap/opu/odata/sap/ZSRM_RFX_REG_BID_SRV/AttachmentSet(2332503147)/$value

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