tender for INCREASING CAPACITY OF 33/11 KV SUB STATION CHOWK FROM 10+5 MVA TO 10+8 MVA DISTT AYODHYA Sl. No. Item Description 1 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 33 KV P.T Outdoor 5 33 KV VCB 800A, 750 MVA 6 33 KV Double T/F control pannel 7 11 KV 3 Core Cable 3x300 mm XLPE 8 11 KV cable jointing kit indoor 3x300 sq.mm. XLPE 9 11 KV cable jointing kit outdoor 3x300 sq.mm. XLPE 10 24 Volt Battery set 11 24 Volt Battery charger 12 ACSR Dog Conductor 13 M.S. Channel 125x65 (for Structures) 14 M.S. Angle 75x75x6 (for Structures) 15 Opening of all the 33 KV Jumpers, Neutral connections, cable connections, opening of earth strips and then shifting of 5 MVA T/F from plinth to Other side (Temporary Plinth) in yard. 16 Shifting 33 KV Jumpers, from actual position to the new shifted place along with 11 KV cable and other accessories and ensure shifted 05 MVA T/F must be at temporary plinth and energised with full protection system (Activate WTI,OTI,E/F,O/C,Buchole etc ) in the presence of supervise division representative. Test report/certificate that 05 MVA T/F is energised with protection system will be provided to JE (W) afterwards maintain and restore the s/s supply. 17 Exapansion & Repairing of Plinth of 08 MVA, 33/11 KV T/FsExtension and repairing of Plinth of size 3.46x3.46 Mtr for08 MVA T/F having not less than 0.4 Mtr above ground level. The work includes Excavation of foundation, Base concreting in C.C. 1:6:12 ratio ( cement,fine sand and Brick ballast) 1ST Class bricks work in cement mortar of ratio 1:4 foundation, C.C. in 1:4:8 ratio( cement, fine sand and brick ballast) and RCC working ratio 1:2:4 ( cement, coarse sand and stone grit of 20 mm gauge) using MS Bars of 10 mm Dia (Tor) in reinforcement including its cutting, bending and binding in required shape. The work also includes laying of 2 Nos. 3.46 mts long each rail pieces complete with cutting, welding and proper fitting etc. The plinth will be made as per Drawing and shall be plastered/ finished on Top and Side of the plinth. (All the material will be supplied by the Contractor ) 18 H.T. Cable LayingLaying & dressing of 11 KV, 3x300 and 3X185 Sq.mm XLPE cable underground from 08 MVA T/F to 11 KV incoming switchgear in the trench 450mm wide, 900mm deep, providing 150mm fine sand cushion bench and 150mm fine sand cushion above the cable. The cable shall be duly protected by 1st class bricks two either side and third on top of the cables, laid in series one after the other, the work includes supplying offine sand and bricks, refillingand rammingof the left out soil, closing the trench and leveling. Spare cable shall be left and buried in the trench in the safe of rings at both ends. Cable laying work includes unrolling, cutting, meggering and sealing both end of the cable.(All the material will be supplied by the contractor) 19 Erection and Installation of 33/11 KV 08 MVA TransformerDragging of 33/11KV 08 MVA T/F from Dump site to road site and shifting of the T/F from road site to new constructed plinth distance about 150mtr ,along with loading, unloading and carriage, fixing and fitting of all the accessiories and filling of T/F oil to the desired level and insuring that there is no leakage. Erection and installation of 33/11 Kv, 05 MVA Transformer in a leveled position on the plinth. 20 Installation of P.T outdoorInstallation ofP.T Outdoor on the P.T structure . The work includes fabrication for proper fixing if required. 21 Installation Of CT Installation of CTs of ratio 200/100/1Aon the CTs structure. The work includes fabrication for proper fixing if required. 22 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. 23 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. 24 Installation of Heat Shrinkable Type cable jointing kits indoor and O/D end TerminationJoint suitable for 11KV 3X300 XLPE cable confirming to IS ESI-09-13-IS-13573 of 1992 amendment I&II VDE-0278 of latest version there of if any. 25 Fabricatin Of Lighting arrestorStructure Fabrication of Lighting arrestor 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) 26 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 27 Cable stand StructureFabrication & erection of 11 KV Cable Stand made of 02 No. M.S chanel 125x65x6 mm 3 Mtr. Jointed to each other by M.S Channel horizontally and also jointed to each other by means of 05 No. M.S Strip (m.s flat) 50x6 mm of size 200 mm long each by welding at actual distance interval as per norms. And grouting in block of 300x300x700 completely providing 02 no. cable clamps also and eathing by G.I strip 50x6 mm size with the earth mat of switchyard both side of legs and provideing clamps , post/ pin insulator for holding cable. (All the materials will be arranged by the contractor such that clamps nut bolts and civil materials except M.S channel.) 28 Neutral standFabrication and grouting of M.S Channel 125x65 mm L shape & in proper size and allignment to provide support for the two separate earthing strips for pwer T/F neutral including supply & fixing of two No.Flexible copper bonds for neutral earthing. (All the materials will be arranged by the contractor such that clamps nut bolts and civil materials except M.S channel.) 29 Hoisting of 11 KV Cable on existing/erected cable stand and on 11 KV incoming must be with proper size of G.I clamps ( In case of cable stand 02 clamp per cable and 01 no. clamp in case of incoming). The neutral of 11 KV cable inserted into lug must be tightend with the earth with the help of nut & bolt. In the case of cable stand All the phase of the cable must be connected with the P.G clamp to bus bar which must be made by cable size 11 KV 3x300 XLPE sq. mm. If it is double circuit cable hoisting, second circuit cable hoisted from the other side of the cable stand and same clamping would be done. 30 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) 31 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) 32 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) 33 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) 34 Delta type Earthing of Power T/F Neutral Earthing of Power T/F Neutral by providing 03 No. of B class G.I. pipe 50 mm Dia 20 feet longfrom ground upto the water level The work also includes Cap & Clamps for pouring water, the cost of all material with all labour & T&P etc. Complete in all respect and arrangement of G.I Pipe like delta it will be connected to eachother and Providing and laying G.S. strip 50 x 6 mm including cutting, welding, bending etc. complete in all respect.(All the material will be supplied by the contractor) 35 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) 36 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) 37 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. 38 Battery and Battery charger 39 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. 40 Installation of Input voltage 230 V, AC one phase 50 hertz, output 24 Volt , 40 Amp DC Battery charger with its proper connection. 41 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) 42 Earthing of battery charger connected with 25x6 G.I strip 43 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) 44 Shifting carefully and installation ofSingle/double Transformer Control pannel in control roomand earthing of pannel on side and do proper connection. 45 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.) 46 Commissioning and testingof 08 MVA T/F and its eqipments installed in switchyards and 11 KV Incoming and Outgoing Pannels complete in all respect upto energising 47 Providing of Rubber matting one side chequered and other side plane size1800x900x12 mm 48 providing of Hand gloves As per IS 4770 and tested potential 33 Kv. 49 Providing and fixing of connector (for power transformer ) 50 Supply and fixing of P.G clamp for dog and connector 51 safely remove the installed electricals equiptments from thosestructures which would be decided by supervised responsible engineers to be uprooted. While uprooting if the structure gets damage the structure must be refabricated as per the norms RES-39. After re erected/ reinstalled structure removed electricals equipments will be installed on erected strutures and energised with complete respect 52 Received back materials which is replaced and left over after erection it will be deposited to the respected to store centre in which the project location comes under. 53 Breaking the concrete fencing/ Boundary wall in the switchyard of sub. Station for moving 08 MVA Transformer in switchyard after complition the work covered and restore the wall
