Protection Of Different 33/11 Kv Sub Stations Under Edc Amethi - SafeLoading, Carriage and then safeunloading of the following material from Store Centres Under the jurisdiction of EEESD Ayodhaya to dump site proper stacking. 2 33 KV Lightening Arrestor 3 C.T. O/D 33 KV CTR 200/100/1-1A 4 C.T. O/D 33 KV CTR 400/200/1-1A 5 Bus Isolator 6 Line Isolator 7 33 KV Single T/F control pannel 8 33 KV Double T/F control pannel 9 33 KV VCB 800A, 750 MVA 10 24 Volt Battery set 11 24 Volt Battery charger 12 M.S. Channel 125x65 (for Structures) 13 M.S. Angle 75x75x6 (for Structures) 14 ACSR Dog Conductor 15 Installation Of CT Installation of CTs of ratio 200/100/1A & 400/200/1A on the CTs structure. The work includes fabrication for proper fixing if required. 16 Installation of Lightening ArrestorsAssembling and installation/ mounting of Lightening Arrestors on the L.A. structure/ complete with making earth connection ( Separate ) and line connections. The work includes fabrication for proper fixing if required. 17 Installation of Bus Isolators Assembling and installation of Bus isolator on the Isolator structure , adjusting of opening mechanism in proper alignment and grising and oilingso as to ensured smooth operation of the same.. The work includes fabrication for proper fixing if required. 18 Installation of Line Isolators Assembling and installation of Line isolator on the Isolator structure , adjusting of opening mechanism in proper alignment and grising and oilingso as to ensured smooth operation of the same. In case of line Isolator proper operation of earth links shall also be ensured. The work includes fabrication for proper fixing if required. 19 Installation of 33 KV VCBInstallation of 33 KV 750 MVA 800 Amp VCB on 33 KV VCB structure along with earthing by G.I. strip 50x6 mm size with main earthmat of Switchyards complete in all respect including commissioning. 20 Fabricatin Of CTStructure Fabrication of CT Structure as per drawing No. RES 39 Digging of two Nos. Pits of size 1.075 x 0.9 x0.3 Mtr providing stone pad at the bottom of the pit and grouting of two legs of the above structure in CC ( cement, coarse sand and stone grit of 20 mm gauge) of ratio 1:4:8 in block of 1.075 Mtr X 0.93 Mtr x 0.3 Mtr including supply of all T&P complete in all respect. The work includes dragging, Shifting upto 40 Mtr. Raising and erecting the two legs with Top frame above structures in properallignment level and plumb. Plinths of all the structure shall be properly finished with champering of edges etc. (All the material will be supplied by the contractor except Steel Section) 21 Lightening Arrestor StructureFabrication of 1 No Lightening Arrestor structurestructure per drawing No. RES 39 Digging of two Nos. Pits of size 1.075 x 0.9x0.3 Mtr providing stone pad at the bottom of the pit and grouting of two legs of the above structure in CC ( cement, coarse sand and stone grit of 20 mm gauge) of ratio 1:4:8 in block of 1.075 Mtr X 0.9 Mtr x 0.3 Mtr including supply of all T&P complete in all respect. The work includes dragging, Shifting upto 40 Mtr. Raising and erecting the two legs with Top frame above structures in properallingment level and plumb. Plinths of all the structure shall be properly finished with champering of edges etc.(All the material will be supplied by the Contractor except steel) 22 Plinth for 33KV VCBConstruction of plinth of size 2.0x1.5x0.9 (Mtr) suitable for erection of super structure for 33 KvVCB including grouting of Anchor bolts in proper allingment and level. Scope of work includes excavation of foundation base concreting in CC 1:6:12( cement, fine sand and brick ballast) 1st class brick work in cement mortor of ratio 1:4 CC in Ratio 1:4:8 and RCC work in ratio 1:2:4 ( Cement, coarse sand and stone grit of 20 mm gauge) as per Drawing 23 Supply & Laying of 6x2.5 sq.mm. armoured. control cable from power T/F to controle board in the ground as per RESPO Norm with proper connection VCB, CT & Control Pannel with T/F to battery and battrey charger, Bucholz Relay, low higher and winding temperture protection alarm etc with including all the civil material. (All the material will be supplied by the contractor) 24 Supply & Laying of 4x2.5 sq.mm. armoured control cable from power T/F to controle board in the ground as per RESPO Norm with proper connection VCB, CT & Control Pannel with T/F to battery and battrey charger, Bucholz Relay, low higher and winding temperture protection alarm etc with including all the civil material. (All the material will be supplied by the contractor) 25 Supply & Laying of 2x2.5 sq.mm. armoured. control cable from power T/F to controle board in the ground as per RESPO Norm with proper connection VCB, CT & Control Pannel with T/F to battery and battrey charger, Bucholz Relay, low higher and winding temperture protection alarm etc with including all the civil material. (All the material will be supplied by the contractor) 26 Special Earthing by way of boring and lowering of B class G.I. pipe 50 mm Dia 20mtr longfrom ground upto the water level andit will be connected to the G.I. strip 50X6 mm ( Providing & laying of G.S. strip including cutting, welding, bending etc.) for equipments(L.A,T/F,C.T., VCB.etc). The earth strip will be welded to the G.I. Pipe. The work also includes Cap & Clamps for pouring water, the cost of all material with all labour & T&P etc. Complete in all respect. (All the material will be supplied by the contractor) 27 Painting ofAll switchyard Sub Station Structures (Old+New+fencing) with one coat of ready mixed primer and 2 coats of AL.Paint of good quality including cost of material, Labour and T&P complete in all respect. 28 Battery and Battery charger 29 Installation of 24 Volt Battery 200 AH ( 01 set=12 Nos, 2 Volt each with ISI 1651, IS nomenclature T 200 P) With its proper connection. 30 Installation of Input voltage 230 V, AC one phase 50 hertz, output 24 Volt , 40 Amp DC Battery charger with its proper connection. 31 Chemical and acid resistance cabinet which must be FRP materials. Stand / cabinet for battery set for proper stacking and storage (All the materials will be supplied by the contractor) 32 Earthing of battery charger connected with 25x6 G.I strip (All the materials will be supplied by the contractor) 33 33 KV Bay Bus Bar & Stringing.Stringing of 33KV Bay Bus Bar by using and laying of ACSR Dog Conductor/panther including making Vertical/Horizontal (Y-shape) jumperconnection through PG clamps and connecting all the equipments ( Bus isolator, P.I. , C.T. , VCB, L.A & T/F) with each other through connecting clamps.(All the material will be supplied by the contractor) 34 Shifting carefully and installation ofSingle/double Transformer Control pannel in control roomand earthing of pannel on side and do proper connection. 35 Digging and locating the earth mat and do outdoor Structures earthing by G.I Flat. 50X6 mm the job include cutting, bending. (All the material will be supplied by the contractor.) 36 Supply and fixing of G.I Strip (50x6 mm / 35x6 mm/25x6 mm) 37 Commissioning and testingof all installled eqipments installed in switchyards and 11 KV Incoming and Outgoing Pannels complete in all respect upto energising 38 Received back materials which is replaced (i.e, old , existing and damaged) and left overafter erection it will be deposited to the respected to store centre in which the project location comes under. 39 Opening the connection of control cable earthing etc from old and existing control panel after that dragging from control room to outside of control room safely and carefully under the supervision of supervised authority 40 Reparing and maintenance if required do replacement of electrical and machnical components of control pannel& VCB ( i.e, Tripping coil, Tripping rod, MCB, Vaccum interrupter, Relay, replacement of damage internal wiring etc.) and do over overhaling of all mechanical parts of 33 KV VCB for proper mechanism work.
