Protection System Of 33/11 Kv Substation Under Ayodhya Zone - 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 VCB 800A, 750 MVA 3 33 KV Control panel for single feeder 4 33 KV Lightening Arrestor 5 C.T. O/D 33 KV CTR 200/100/1-1A 6 C.T. O/D 33 KV CTR400/200/1-1A 7 ASCR Panther Conductor 8 M.S. Channel 125x65 mm 9 M.S. Angle 75x75x6 mm 10 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. 11 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. 12 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. 13 Fabricatin Of CT/Structure 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) 14 Lightening Arrestor StructureFabrication ofLightening Arrestor structure structure 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) 15 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 16 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. 17 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. 18 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. 19 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) 20 Construction of control cable trench of 200 mm wide and 300 mm deep with MS strip at a distance of 1mtr. With brick work 1:4:8 in foundation 12 mm thick plaster of 1:4 cement coarse sand for finishing along with MS strip. (All the material will be supplied by the contractor) 21 Construction of trench cover of 600 mm long and 75 mm thick for cable trench Including cost of material, labour and T&P. (All the material will be supplied by the contractor) 22 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. 23 Reparing and maintenance if required do replacement of electrical and machnical components of control pannel, CT& VCB ( i.e, Tripping coil, Tripping rod, MCB, Vaccum interrupter, Relay, motor and replacement of damage internal wiring etc.) and do over overhaling of all mechanical parts of 33 KV VCB for proper mechanism work. 24 Reconstruction and maintenance of OLD AND EXISTING structures of vcb, CT, LA etc.or as per requirement and Fabrication ofstructures 3.5mtr in height 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 isolator structure in CC ( cement, coarse sand and stone grit of 20 mm gauge) of ratio 1:4:8 in block of 1.075x0.9x0.3 mtr 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 runner of isolator in proper allingment level and plumb. Plinths of the Isolator structure shall be properly finished with champering of edges.(All the material will be supplied by the Contractor like M.S Flat etc. except steel) 25 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) 26 Shifting carefully and installation ofSingle FDR Control pannel in control roomand earthing of pannel on side and do proper connection. 27 Providing and fixing of P.G clamp for dog and connector 28 Providing and fixing ofconnector for Panther/ Dog connector 29 Providing and fixing of G.I Strip 50x6 30 Commissioning and testingof VCB,CT and control panel and its eqipments installed in switchyards and 11 KV Incoming and Outgoing Pannels complete in all respect upto energising
