Electrical Structure , Drawal Of Wire Bus , Installation Of Equipments , Laying Of Copper Control - Power Cable , Yard Lighting , Earth Mat And Other Related Electrical Work For New Bhabta 33 Kv Ss Under Berhampore Division In The District Of Msd , Erection Of Gantry 4-Pole ( 8Mtr / 9Mtr . As Per Site Requirement ) Structure With Concrete Foundation & Painting With Provision For Isolator & La Along With Supply Of All Nuts & Bolts & La Base Plate 430X430x8 Mm . ( Other Materials Like Pole , Supplied By Wbsedcl ) , Erection Of 4-Pole Structure With Concrete Foundation & Painting With Provision For Isolator & La Along With Supply Of All Nuts & Bolts & La Base Plate 430X430x8 Mm . ( Other Materials Like Pole , Supplied By Wbsedcl ) , Erection Of H / L 4-Pole Structure On 9 Mtr . Long P . C . C . Pole For Isolator / Bus Support With Concrete Foundation & Painting With Supply Of All Nuts & Bolts ( Drawing No . Re / Ss / 34 ) ( Other Materials Supplied By Wbsedcl ) , Erection Of L / L 4-Pole Structure With 8Mtr . Long P . C . C . Pole For Isolator Support ( Re / Ss / 41 ) And End Bus Support With Concrete Foundation & Painting With Supply Of Nuts & Bolts ( Drawing No . Re / Ss / 38 ) ( Other Materials Supplied By Wbsedcl ) , Erection Of D . P . Structure On 9 Mtr . Long P . C . C . Pole For 11Kv L . A . & Fuse Unit , Isolator , Cable Support With Concrete Foundation & Painting Including Supply Of Nuts & Bolts . ( Other Materials Supplied By Wbsedcl ) , Erection Of 12 . 08 Mtr . Long Rail Pole With Concrete Foundation With Painting ( 2 Coat Red Oxide & 2 Coat Aluminium ) For Shielding Arrangement ( Re / Ss / 45 ) . ( Rail Pole Supplied By Wbsedcl ) , Erection Of 11 Kv Cable Support Structure By M . S . Channel With Fitting Fixing & Painting Complete ( Ms Channel / Angle Supplied By Wbsedcl ) , Erection Of L . T . Cable Support Structure By M . S / Gi Channel With Fitting Fixing Of Lt Kiosk Including Painting ( Materials Supplied By Wbsedcl ) , Erection Of Neutral Earthning With Gi 65X65x6 Mm Flat Supported By Ms Channel I . R . O . 6 . 3Mva Ptr / Station Service Transformer & Necessary Connection With Earth Mat ( Materials Supplied By The Wbsedcl ) , Supply & Erection Of Fabricated G . I . 33 Kv C . T . P . T . Structure ( Drawing No . Pln ( D ) / Ss / 57 ) On Existing Plinth , Supply And Fixing Of C . T & P . T . Junction Box On Existing Structure With Necessary Required Nos . Of D - Link Connector . , Supply & Fixing Of Double Compression Type Gland Complete With Brass , Rubber Rings , For Dust & Moisture Proof Entry Of Pvc / A Cable For 4 / 8 / 12 / 16Core 2 . 5 Sq . Mm Pvc / A Cable ( Supplied By The Contractor ) . , Supply And Fixing Of 40Mm Dia G . I . Pipe For Maintain Of Proper Hight Of Isolator Pipe ( If Required ) . , Supply And Fixing Of Different Type Of Clamp Connector Bolted Type Switable For Ascr 200 Sqmm Panther Conductor And As Per Direction Of The Site-In-Charge . ( Supplied By The Contractor ) , Supply And Fixing Of Poly Pipe 100Mm Dia Up To 3Mtr Long For Cable Gurard , Fixing Of 33 Kv Polymer Disc Insulator . ( Materials Supplied By Wbsedcl ) , Fixing Of 33 Kv Polymer Pin Insulator . ( Materials Supplied By Wbsedcl ) , Fixing Of 33 Kv C . R . Type Isolator With Proper Adjustment ( Without Earth Switch ) ( Materials Supplied By Wbsedcl ) , Fixing Of 33 Kv C . R . Type Isolator With Proper Adjustment ( With Earth Switch ) , Fixing Of 11Kv Tpgo Isolator 400A , Erection Of 33Kv C . T . As Per Direction Of The Site In-Charge . ( Materials Supplied By Wbsedcl ) , Erection Of 33Kv P . T . As Per Direction Of The Site In-Charge . ( Materials Supplied By Wbsedcl ) , Installation Of 33 / 0 . 433Kv 100Kva Station Service Transformer On Existing Plinth Including Transportation From Berhampore Divisional Store To Work Site . ( Materials Supplied By Wbsedcl ) , Installation Of 11 Kv Indoor Type V . C . B ( 11 Panel ) In The Control Room Floor , Including Grouting Of Foundation Bolt ( Bolt To Be Supplied By The Contractor ) Making Of Necessary Cable Connection With Earthing Complete . As Per Direction Of The Site-In-Charge . ( Materials Supplied By Wbsedcl ) A ) Incoming----02 No . B ) Outgoing-----06 No . C ) Bus Coupler--01 No . , Installation Of 33Kv Vcb Structure And Vcb On Existing Plinth ( Materials Supplied By Wbsedcl ) , Installation Of 42 Kv L . A . On Existing Structure . ( Materials Supplied By Wbsedcl ) , Installation Of 12 Kv L . A . On Existing Structure . ( Materials Supplied By Wbsedcl ) , Installation Of 33 Kv Control & Relay Panel In The Control Room Floor , Including Grouting Of Foundation Bolt & Necessar Connection As Per Direction Of Site-In-Charge . ( Materials Supplied By Wbsedcl ) , Installation Of 33Kv Rtcc Panel In The Control Room Floor , Including Grouting Of Foundation Bolt ( Bolt To Be Supplied By The Contractor ) As Pre Direction Of The Site-In-Charge . ( Materials Supplied By Wbsedcl ) , Installation Of Battery Rack , 30V Battery With Necessary Charging And 30V Battery Charger Including Fixing Of Foundation Bolt As Required With Earthning Complete From Earth Bar To Charger By 25 X 5Mm Copper Flat , Bolt And Copper Flat Supplied By The Contractor ( Other Materials Supplied By Wbsedcl ) . Charging To Be Done By Agency With Filling Of Charging Chart As Prescribed By Manufacturer . , H . T . Stay Set Complete ( Materials Supplied By Wbsedcl ) , Fixing Of Inverted Earth Spike On Rail Pole Top And Necessary Welding With Rail Pole & Eath Mat By Ms / Gi Flat ( All Materials To Be Supplied By Wbsedcl ) , Fixing Of A . C . S . R . 200 Sq . Mm Panther Conductor With Dropper Jumper Complete . Single Conductor . ( Materials Supplied By Wbsedcl ) , Stringing & Sagging Of Acsr 50 Sq . Mm Single Conductor For Shielding Wire . ( Materials Supplied By Wbsedcl ) , Installation Of Earth Electrode By 40Mm Dia 3Mtr . Long Perforated G . I . Pipe As A Earth Electrode Including Making Of Borehole And Lowering The Pipe With Filling Of Borehole By Betonite Powder And Excavated Earth With Fixing Of 230 Mm X 230 Mm X 6Mm Gi Plate On Top Of The Pipe With Electric Arc . Welding Complete . ( Required Of Betonite Earthing Compuund To Be Supplied By Agency . Per Bore Hole Approx . Weight 40Kg ) , Construction Of Earth Pit With 600Mm X 600Mm Wide X 75Mm Brick Wall & Plastered Outer & Inner Side Including Neat Cement Complete And Providing Enclosure On The Top Of The Earth Pit By Rcc Cover Slab / C . I . Hinged Inspection Cover . As Per Direction Of Site-In-Charge . ( Materials Supplied By The Contractor ) , Laying Of Earth Mat By 65X65x 8 Mm Flat Including Match Alignment Cold Bending Electric Arc . Welding With Excavation Of Earth & Refilling The Same After Laying If Earth Mat . As Per Direction Of Site-In-Charge . ( Materials Supplied By The Wbsedcl ) , Fixing Of Sub-Station Earthing Strips I . E . Riser By 65 X 6Mm / 50 X 6Mm Flat Including Earthing Of Newly Erected Sub-Stn . Structure & Equipments Including Electric Arc . Welding Lap Jointing Complete And Painting By Anti -Corrosive Black Paint As Per Direction Of Site-In-Charge . As Per Direction Of Site-In-Charge . ( Materials Supplied By The Wbsedcl ) , Painting Of All Welded Joint Portion By Anti -Corrosive Black Paint & Gi Steel Member Cutting Points By Red Oxide & Aluminium Paint ( Materials Supplied By The Contractor ) , Laying Of 11 Kv Xlpe U . G . Cable 3 X 300 Sq . Mm 3 Core On Existing Trench From 6 . 3 Mva Transformer To 11 Kv Vcb . As Per Direction Of Site-In-Charge . , Laying Of 11 Kv Xlpe U . G . Cable 3 X 185 Sq . Mm 3 Coreon Existing Trench From 11 Kv Vcb To Out-Going Terminal Dp And As Per Direction Of Site-In-Charge . , Fixing Of End Termination Joimt Out Door Type For 11Kv Xlpe Cable Including Fixing Of Channel / Angle At The Existing Structure As Per Direction Of Site Enginner , Laying Of
