Repair Of Damaged Failed 33_11 Kv 3.15 Mva, 5.0 Mva And 8.0 Mva 33_11 Kv Power Transformers , 1.0 ) Opening Of Transformer Cover, Draining Oil, De-Tanking Core Coil Assembly, Assessment And Estimation For Repair And Replacement Of Part, Providing Locking Arrangement On All Valves & Plugs As Per Requirement Of Specification, Cleaning & Washing Of Dust / Rust & Dirt From All Other Parts Including Core Tanks & Cooling Tubes, Re-Tank , Variable With Base Date 01.03.2023 , 1.1 ) For 3.15 Mva Rating , 1.2 ) For 5.0Mva Rating , 1.3 ) For 8.0 Mva Rating , 2.0 ) Supply Of Following Damaged Parts Requiring Replacement Complete In All Respect, Variable With Base Date 01.03.2022 , 2.1 ) Hv Leg Coil With Insulation, Varnish & Baking Of Coil Assembly ( Vacuum Impregnation ) ( The Burn Leg Is To Be Retained By Contractor ) , 2.2 ) Lv Leg Coil With Insulation, Varnish & Baking Of Coil Assembly ( Vacuum Impregnation ) ( The Burn Leg Is To Be Retained By Contractor ) , 3 ) Ht Bushing ( 33 Kv ) As Per Relevant Iss. , 4 ) Lt Bushing ( 11 Kv ) & Neutral Bushing As Per Relevant Iss. , 5 ) Bushing Rod & Other Metal Parts Including Nuts ( Material & Size Of Bushing / Rods / Nuts As Per Is Specidfication ) , 5.1 ) For Hv , 5.2 ) For Lv , 6.0 ) Set Of Gaskets ( Rubberized Cork Neoprene Material & Size Is To Be Needed ) , 6.1 ) For 3.15 Mva Rating , 6.2 ) For 5.0Mva Rating , 6.3 ) For 8.0 Mva Rating , 7.0 ) Breather Dehydrator ( Silicagel Type With Fresh Silicagel ) , 7.1 ) For 3.15 Mva Rating , 7.2 ) For 5.0Mva Rating , 7.3 ) For 8.0 Mva Rating , 8.0 ) Glass For Oil Level Gauge , 9 ) Taping Switch Handel Only , 9.1 ) For 3.15 Mva Rating , 9.2 ) For 5.0Mva Rating , 9.3 ) For 8.0 Mva Rating , 10 ) Off Loading Taping Switch Without Handle , 10.1 ) For 3.15 Mva Rating , 10.2 ) For 5.0Mva Rating , 10.3 ) For 8.0 Mva Rating , 11 ) Oil Drain / Filter Valve Of Gun Metal , 12 ) Lt Terminal Plate With Terminals If Required , 13 ) Fresh Transformer Oil Of Standard Qualityof Isi Mark, Variable With Base Date 01.03.2023 , 14 ) Filtration Charges If Transformer Oil Supplied By The Nigam / Repairer Of The Transformer , 15 ) Sundry Itemsviz Cover Bolts, Plug Cap Screws, Washers, Insulation Material Etc. With Minorrepairs Of Tank And Other Parts If Any ( Denting And Welding Etc. If Required ) , 15.1 ) For 3.15 Mva Rating , 15.2 ) For 5.0Mva Rating , 15.3 ) For 8.0 Mva Rating , 16 ) Cooling Tubes / Fins , 17 ) Conservative Tank With Detachable End Plates. , 18 ) Dial Type Thermometer 100 Mm Size , 19 ) Dial Type Thermometer 150 Mm Size With A Set Of Alarm Contact For 3.15 Mva And Above Transformer Rating. , 20 ) Double Float Buchholz Relay , 21 ) Rating Plate Made Of Stainless Steel Or Brass Or Alumunium Engraved With Details As Per Specification Including Date Of Despatch Of Transformer After Repair , 22 ) Earthing Terminals , 23 ) Air Release Valve , 24 ) Arcing Horns For Ht Bushing And Lt Bushing Non Adjustable Type , 25 ) Winding Temperature Indicator With Alarm , 26 ) Plain Capaliary Type Oil Level Guage To Be Provided On The Oil Conservator With Low Level Indicator , 27 ) Magnetic Type Oil Level Gauge , 28 ) Marshalling Box For Transformers , 29 ) Shut Off Valve ( Gun Metal ) 1 1 / 2 , 30 ) Painting Inside With Two Coat Of Zinc Chromate Best Paint And Outside Of Transformer With Two Coat Of Grey Paint And Marking After Derusting , 30.1 ) For 3.15 Mva Rating , 30.2 ) For 5.0Mva Rating , 30.3 ) For 8.0 Mva Rating , 31 ) To And Fro Transportation Charges From Any Of The Circle Store / Sub Store To The Work Of The Firm And Back , 31 ) A ) Loading & Unloading Charges At Firms Works And Nigams Stores ( Both Sides ) . , 31.A.1 ) For 3.15 Mva Rating , 31.A.2 ) For 5.0Mva Rating , 31.A.3 ) For 8.0 Mva Rating , 31. B ) Transportation Charges Per Km. , 31.B.1 ) For 3.15 Mva Rating , 31.B.2 ) For 5.0Mva Rating , 31.B.3 ) For 8.0 Mva Rating , 32 ) Charges For Minor Repair Where Replacement Of Coil Is Not Involved , 32.1 ) For 3.15 Mva Rating , 32.2 ) For 5.0Mva Rating , 32.3 ) For 8.0 Mva Rating , 33 ) Labour Charges For Opening The Transformer Tank Top Cover ( If Required To Facilitate Maintenance Of Transformer ) After Removing Required Accessories.Including All Required T&P Up To 5 Mva Transformer. , 34 ) Preventing Oil Leakage By Changing Main Gasket With Material After Removing Cover. , 34.1 ) Upto 1.6 Mva Transformer , 34.2 ) Above 1.6 Mva & Upto 3.15 Mva Transformer. , 34.3 ) Above 3.15 Mva & Upto 5 Mva Transformer. , 35 ) A ) Change Of Hv / Lv Bushing Gasket Ring And Rubber Washers Including Supply Of Required Material & Draining / Re-Filling Of Oil As Required. , 35 ) B ) For Additional Hv / Lv Bushing Work. * This Amount Will Not Be Payable Incase The Work Of Removing Of Top Cover Gasket Is Also Awarded In The Same Order. , 36 ) Change Of Gaskets Of Valves / Radiator / Buchhlozes Relay Including Cost Of Gaskets Etc. , 36.1 ) Valves / Buchhlozes Relay , 36.2 ) Radiator Valves. , 37 ) Providing & Fixing ( Including Replacement ) Of Hv / Lv Bushing Ofreputed Make& Bushing Rod Of Brass Matel Including Cost Of Gasket & Rubber Rings .Gasket Makes Are Tabross, Tiger, Zebra And Any Other Reputed Make. , 37.A ) Hv Side , 37.A.1 ) Upto 1.6 Mva Transformer , 37.A.2 ) Above 1.6 Mva & Upto 3.15 Mva Transformer. , 37.A.3 ) Above 3.15 Mva & Upto 5 Mva Transformer. , 37.B ) Lv Side , 37.B.1 ) Upto 1.6 Mva Transformer , 37.B.2 ) Above 1.6 Mva & Upto 3.15 Mva Transformer. , 37.B.3 ) Above 3.15 Mva & Upto 5 Mva Transformer. , 38 ) Dehydration / Filteration And Reconditioning Of Transformer Oil ( Electricity Shall Be Supplied By Deptt. ) As Per Norms And Testing Thereof In Presence Of Sub-Station Incharge. , 39 ) Cleaning Of Oil Scale Deposits Over The Body And Radiators Of Power Transformer With Thinner / Detergent And De-Rusting In Perfect Manner. , 39.1 ) Upto 1.6 Mva Transformer , 39.2 ) Above 1.6 Mva & Upto 3.15 Mva Transformer. , 39.3 ) Above 3.15 Mva & Upto 5 Mva Transformer. , 40 ) Change Of Following Items: , A ) Oil Temperature Indicator , B ) Windingtemperature Indicator , C ) Silica Gel Container , D ) Presser Relief Device Make Atbus , E ) Magnetic Oil Level Gauge.Make Atbus , F ) Gas Operated Buchhloz Relay ( Double Floating Type Make Atbus )
