Dragging, Loading Carriage Unloading Etc. Work Of 100 Mva Transformer From 220Kv S / S Pilibhit To 220Kv Nighasan, Installation And Associated Works Of 100 Mva, 220 / 132 Kv T / F At 220 Kv Sub Station Nighasan Under Etd Lakhimpur- 1 Shifting , Loading 100Mva 220 / 132Kv T / F At 220Kv Pilibhit, Carriage, Unloading & Erection Of Transformer At 220Kv Nighasan, Lakhimpur 2 Draining Of Complete Oil From 100 Mva Transformer At 220 Kv S / S Pilibhit Into 209 Liter Capacity Oil Drums. 3 Partly Dismantling Of 100Mva T / F Turret Of Hv / Lv / N / Tertiary Withtertiary And Neutral Bushing Alongwith Proper Packing At 220 Kv S / S Pilibhit. 4 Create The Vacuum And Filling Of Nitrogen In Empty Tank Of Transformer With -50°C Due Point At 220 Kv S / S Pilibhitand Maintaining The N2 Pressure Up To 220 Kv S / S Nighasan By N2 Gas Cylinder. 5 Shifting Of Main Tank Of 100 Mva 220 / 132 Kv T / F With Accessories To Near Loading Place The Approx. Up To 20 Meter Including Turning Of T / F Tank If Required At 220 Kv S / S Pilibhit. 6 ( A ) Additional Shifting Of 20Mtrs.@ 5Mtrs. / Per Job 7 Loading Of Above 100 Mva 220 / 132 Kv T / F On Trailer, Jacking The Transformer Tank For Placing Of Wooden Planks Under T / F Tank & Similarly Lifting The T / F Tank By Jacking & Placing Continuous Wooden Planks Until Platform Comes At The Height Of Trailer Bed, Then Shifting The Transformer Tank From Wooden Platform To Trailer Bed Proper Tighting Of T / F Mounted On Trailer With The Help Of Wire Rope & Heavy Turn Buckle For Safe Transportation. 8 Safe Carriage Of 100 Mva T / F Main Tank With All Accessories With T / F Oil By Private Trailer / Truck From 220 Kv S / S Pilibhit To 220 Kv S / S Nighasan Distance Upto 250 Km. Insurance Shall Be Got Done By The Contractor As Per Direction Of Supervising Engineer Which Shall Be Reimbursed On Actual. 9 Unloading Of 100 Mva Transformer From Trailer Jacking The Transformer Tank For Placing The Rail Under The Tank & Shifting It To Wooden Platform, Removal The Rail Under The Transformer Tank On Wooden Sleeper, Lowering The Tank Towards Ground Slowly & Removing The Wooden Sleepers Under The Tank At 220 Kv S / S Nighasan. 10 Shifting Of 100 Mva T / F With Accessories From Unloading Point To Plinth With The Help Of Rail Pulling Device Sleepers Etc. Upto Distance Of Approx. Upto 20 Mtrs. Including Turning If Required At 220 Kv S / S Nighasan. 11 A. Additional Shifting 60 Mtr. @ 5 Mtrs. / Job. 12 Replacement Of New Gasket Of, Radiators, Hv / Lv / Tertiary Bushing, And Oil Pipe Lines Etc. Excluding Main Tank. ( Crain Shall Be Arrange By Contactor ) . 13 Filling The Transformer Oil In Oil Tank And Its Centrifuging Upto Required Bdv. 14 Providing Of Dry Air At The Time Opening Of Blanking Plate For Erection Of 100 Mva Transformer Main Tank And Filling Of Dry Air Of Dew Point -40°C Or Better For Completion Of Work. The Work Shell Including Connecting Pipe As Required Measuring Due Point Values Of Dry Air. 15 Complete Erection Of 100 Mva T / F By Erecting Radiators, Headers, Conservator Tank Hv / Lv Bushing, All Pipe Lines, Bucholz Relay, Osr, Prv, Erection Of Marshaling Box, Driving Mechanism, Cooling Fans, Oil Pumps & All Other Links Etc. Complete In All Respect, Radiators, Oil Pipe Lines, Conservator Tank & Attending The Oil Leakage If Any After Putting The Transformer In Vacuum For 24 Hrs & All Other Associated Work To Complete The Job Satisfactorily Asper Instruction Manual Or Direction Of The Engineer. 16 Create The Vacuum Inside The Transformer Tank & Maintain It For 24 Hrs. Filling The Oil Step By Step In 100 Mva T / F. 17 Centrifuging Of Complete Transformer Oil In Transformer Main Tank By Connecting Centrifuging Machine To Be Provided By The Contractor And Taking The Bdv & I.R. Values Of The Oil Periodically Till The Required Value Is Achieved As Per Direction Of Supervising Engineer. ( Centrifuging Machine Shall Be Provided By The Contractor ) . 18 Jumpering Of 100 Mva 220 / 132 Kv, Hv & Lv Bushings With Moose / Zebra Conductor. 19 New Earthing Of 100 Mva 220 / 132 Kv T / F With75x10 Mm M.S. Flat To Be Provided By The Deptt. 20 Delta Earthing Of Neutral Bushing & Tertiary 21 Connection Of 100 Mva Transformer With Laying Of Cable And Termination In Between Turrets, Wti, Oti, Bucholz Relays Prv, Cooling Fans, Pumps, Oltc, Marshaling Box Etc. With Proper Ferruling As Per Drawing. 22 Modification, Installation And Commissioning Of Mulsifire System At 100Mva Transformer 23 Supply And Laying Of Different Size Of Gi Pipe ‘B’ Class For Fire Detection / Water Pipe Line As Per Specification ( Is Code-1239 ) As Per Drawing Enclosed Complete With Elbow, Tee Socket. Reducer, ( In Mtr ) 24 65Mm 25 50Mm 26 40 Mm 27 25 Mm 28 Supply & Installation & Commissioning Of High Velocity Water Spray Nozzles Flow Capacity 3.5 Kg / Cm2. Spray Core 900 ( In Nos. ) 29 Supply & Installation & Commissioning Of Quartzoid Bulb Detectors ( Qbd ) Operate At 790C, Sensing At Rated Temp For Actuation Of The Element 10-12 Sec ( In Nos. ) 30 Pressure Gauge As Per Is Specification Is Code 3624, Accuracy 1 / +5% ( In Nos. ) .
