Central Coalfields Limited

Central Coalfields Limited has published A Electrical Repairing Rewiring And Changing Of Electrical Items Of Opencast 2Mva 11Kv 3.3Kv Sub-Station And B Repairing Of 3.3Kv 400Amp Ocb Switch Si No. 78 / 94 At Jrd Opencast Sub-Station Under Jarangdih Colliery.- 1 ( A ) Electrical Repairing / Re-Wiring & Changing Of Electrical Items Of Opencast 2Mva, 11Kv / 3.3Kv Sub-Station: Wiring For Light Point / Fan Point / Exhaust Fan Point / Call Bell Point With 1.5 Sq.Mm Frls Pvc Insulated Copper Conductor Single Core Cable In Surface / Recessed Medium Class Pvc Conduct, With Piano Type Switch, Phenolic Laminated Sheet, Suitable Size M.S Box And Earthing The Point With 1.5Sq.Mm Frls Pvc Insulated Copper Conductor Single Core Cable Etc. As Required. 2 Supplying And Fixing Following Piano Type Switch / Socket On The Existing Switch Box / Cover Including Connections Etc. As Required. 5 / 6 Amps Switch 3 Supplying And Fixing Following Piano Type Switch / Socket On The Existing Switch Box / Cover Including Connections Etc. As Required. 3 Pin 5 / 6 Amps Socket Outlet 4 Supplying And Fixing Following Piano Type Switch / Socket On The Existing Switch Box / Cover Including Connections Etc. As Required. 15 / 16 Amps Switch 5 Supplying And Fixing Following Piano Type Switch / Socket On The Existing Switch Box / Cover Including Connections Etc. As Required. 6 Pin 15 / 16 Amps Socket Outlet 6 Wiring For Circuit / Sub Main Wiring Along With Earth Wire With The Following Sizes Of Frls Pvc Insulated Copper Conductor, Single Core Cable In Surface / Recessed Medium Class Pvc Consult As Required. 2 X 2.5 Sq.Mm + 1 X 2.5 Sq.Mm Earth Wire 7 Wiring For Circuit / Sub Main Wiring Along With Earth Wire With The Following Sizes Of Frls Pvc Insulated Copper Conductor, Single Core Cable In Surface / Recessed Medium Class Pvc Consult As Required.2 X 4 Sq.Mm + 1 X 4 Sq.Mm Earth Wire 8 Supplying And Fixing Stepped Type Electronic Fan Regulator On The Existing Modular Plate Switch Box Including Connections But Excluding Modular Plate Etc. As Required. 9 Supplying And Fixing 5 Amps To 32 Amps Rating, 240 / 415 Volts, ‘C’ Curve, Miniature Circuit Breaker Suitable For Inclusive For Inductive Load Of Following Poles In The Existing Mcb Db Complete With Connections, Testing And Commissioning Etc. As Required. ( I ) Single Pole And Neutral. 10 Supplying And Fixing Followings Way, Single Pole Neutral, Sheet Steel, Mcb Distribution Board, 240 Volts, On Surface / Recess, Completed With Tinned Copper Bus Bar, Neutral Bus Bar, Earth Bar, Din Bar, Interconnections, Powder Painted Including Earthing Etc. As Required ( But Without Mcb / Rccb / Isolator ) .2 + 4 Way / 8 Way, Double Door 11 Supplying And Fixing Metal Box Of 150Mm X 75Mm X 60Mm Deep ( Nominal Size ) On Surface Or In Recess With Suitable Size Of Phenolic Laminated Sheet Cover In Front Including Providing And Fixing 3 Pin 5 / 6 Amps Socket Outlet And 5 / 6 Amps Piano Type Switch, Connection, Painting Etc. As Required. ( For Light Plugs To Be Used In Non Residential Buildings ) . 12 Supplying And Fixing Metal Box Of 200Mm X 150Mm X 60Mm Deep ( Nominal Size ) On Surface Or In Recess With Suitable Size Of Phenolic Laminated Sheet Cover In Front Including Providing And Fixing 3 Pin 5 / 6 Amps Socket Outlet And 5 / 6 Amps Piano Type Switch, Connection, Painting Etc. As Required. ( For Light Plugs To Be Used In Non Residential Buildings ) . 13 Supply And Fixing Of Pvc Batten Holder / Angle Holder On Existing Board. 14 Providing And Fixing Following Capacity Tp&N Disconnector Fuse Switch Unit Inside The Exiting Panel Board With Isi Marked Hrc Fuses Including Drilling Holes In Cubicle, Making, Connections Etc. As Required.100Amp Tp & N 15 Supplying And Fixing Of 3 Pin 5Amp Ceiling Rose On The Existing Junction Box / Wooden Block Including Connection Etc. As Requried. 16 Supplying And Fixing Of Following Sizes 40Mm Of Medium Class Pvc Conduit Along With Accessories In Surface / Recess Including Cutting The Wall And Making Good The Same In Case Of Recessed Conduit As Required. 17 Providing Of Exhaust Fan 12 18 ( B ) Repairing Of 3.3Kv, 400Amp, Ocb Switch Si No. 78 / 94 At Jrd Opencast Sub-Station:Providing Of Fixed Contact 19 Providing Of Moving Contact 20 Providing Of Shunt Trip Coil Assy. 110V 21 Providing Of Push Pull Switch On / Off 22 Providing Of Earth Leakage Relay 415Volt 23 Providing Of Fuse Unit 3Amp 24 Providing Of Led Type 110V Ac / Dc 25 Providing Of Cbt 3.3Kv Sq. Type 26 Providing Of Cork-Sheet 3’ X 2’ X 10Mm 27 Providing Of C.T Mould Type 400 / 200 / 5-5A 28 Labour Charge For Si No. 1.18 To 1.27 29 Total Impact Of Gst For The Purpose Of Ctc. Last date of submission for this tender is 2024-03-26. This is a Distribution Board tender in jarangdih, Jharkhand