Tender For Erection Work Complete Dismantling, Dragging, Shifting Of 220/132/33 Kv 100 Mva Cgl Make Oil Filled Power Transformer And Erection Of 220/132 Kv, 160 Mva, Areva Make Transformer Sr. No.B30235 And Its Associated Work At 220Kv S/S. Sarni - Complete Dismentaling, Dregging, and shiftingof 220/132/33 KV 100 MVACGL make (oil filled) Power Transformer 2 i) Complete Dismentaling of all accessories like cooling bank, radiators, conservators, all HV,IV,LV bushings, Main & OLTC Conservators, protection relays, PRVs, Breathers, Pipe lines etc.ii) Openning of all Jumpers, HV, IV, LV and neutral side clamps, connectors and conductors, all earthings, Fans, all cable terminations, etc.iii) Shifting of these all materials to a nearby safe place in the premise of 220 kV S/S sarnias per instructions of Engineer Incharge. 3 Complete Dismentaling of NIFPS, its Marshelling box, under ground oil tank, pipelines etc. and their shifting and placement at suitable location in the premise of 220 kv substation sarni. 4 Shifting/ dregging of this 100 MVA transformer withoil filled condition (transportation weight approx 120 MT) up to 25 Mtr From existing plinth and placement ontemporery plinth (wooden sleepers) at suitable place in the premise of 220 kV substation Sarni. 5 Erection of 220/132/33 kV 160 MVAKV Power X-mer 6 Complete assembly and erection of 220/132 KV 160 MVApower transformer with all associated equipments. Connection / wiring etc. including installation of marshalling boxes, control cabinet. RTCC Panel etcradiators, cooling fans, all accessories etc. for transformer including their preliminery checks . Body protection cabling and termination work. Unloading / Handling of Transformer Accessories and Applying Vacuum, Filling of Transformeroil, oil filtaration till desired results and other necessary works associated with transformer installation. (Fillter Machine and vacuum pump shall be provided by the Company ). 7 Complete Erection, Commissioning and Testing of NIFPS installation of M.box, underground oil tank, pipelines etc. and other associated works including its shifting from storage location in the premise of 220 kV substation sarni. 8 Dismentalingof 220 kV LAs 9 Dismentaling of 220 kV LAs, openning of all clamps and connectors, surge arrestors, earthings etc. and there shifing at suitable place in the premise of 220 kV substation Sarni. 10 De-erection of Substation Structures 11 Dismantling of structures including removing or unfixing grouted / bolted type structures with loosen of nuts & bolts washers,etc. & shifting to a nearby safe place in the premise of 220 kV substation Sarn as per instructions of Engineer Incharge (220 KV LA structure- 03 nos.) 12 Erection of substation Structure 13 Erection of structures including their shifting from storage place, fixing & alignment of templates for grouted /bolted type structure foundations,tightening of nuts & bolts washers,etc,& including alignment & levelling of structure : (220 KV LA structure- 03 nos.) 14 Erection of 220 KV LAs 15 Shifting from storage point to civil foundation, Fixing of sturcture andplacement of equipments on the structure including all accessories and making all connections , installation of insulator base and surge counters and there earthing etc. 16 CABLE INSTALLATIONS (Laying of Cables in underground trenches as on racks / angle support overhead racks Conduits including dressing of cables with accessories glands, dressing of cable leads, fixing of Tag) 17 2 Core x 25 Sq. mm u/a Control Cable 18 4 Core x 25 Sq. mm u/a Control Cable 19 8 Core x 25 Sq. mm u/a Control Cable 20 12 Core x 25 Sq. mm u/a Control Cable 21 19 Core x 25 Sq. mm u/a Control Cable 22 Termination of cable wire at various equipment end, AC / DC Board/ Junction Box etc.The work include providing holes for cable entry,fixing of glands,dressing of cable leads,fixing of tags wraping,ferruling,lugging, etc 23 2 Core x 25 Sq. mm u/a Control Cable 24 4 Core x 25 Sq. mm u/a Control Cable 25 8 Core x 25 Sq. mm u/a Control Cable 26 12 Core x 25 Sq. mm u/a Control Cable 27 19 Core x 25 Sq. mm u/a Control Cable 28 Installation of EarthingInstallation of the following including jointing up to equipments earth terminals including fixing and cllamping with accesories and hardware such as saddle ,clamps, cleats , plugs,screws,nuts & bolts , washers, and welding ,brazzing ,painting of MS-flat with redoxide /black & green bituminous paint etc.Providingearthing to transformer main tank and associated cooling bank, marshelling box, other equipments etc. by MS flat of different size,includingwelding & painting of MS flat by bus green colour etc. 29 a) 50 x 6 mm 30 b) 65 x 8 mm 31 Preparation of earthing pits 32 Preparation of earthing pits ( 1.5 x 1.5 x 3 mtrs ) as per MPPTCLs drawing no. XII-B-774 which includes excavation( irrespective of the soil encountered ) embedding of 4 nos. GI pipes of size 40mm dia 3mtr. long backfilling with black cotton soil free from boulders & harmful mixture .These GI pipes are to be welded with MS flats by making mesh frame and cutting of pipes as also making hole s in the pipes for water seapage.The earth pit is to be connected with earthmesh of MS flat. Providing retaining wall9 thick, 1 foot below the ground level and 6 above the ground level all through the periphery of earth pit alongwith suitable base padding. Proper whitewash of the retainingwall and painting of the ms-flat at the base with bituminous paint. 33 Destringing of Overhead single Zebra ACSR conductors 34 Destringing of OverheadSingle Zebra ACSR conductorfrom LV bushing to 132 kV CT. (For its Replacementby twin zebra) 35 Stringing of Overhead conductors 36 Stringing of OverheadDouble Zebra ACSR conductors (Replacement of ACSR single zebra by twin zebra from LV bushing to 132 kV CT)
