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| 1 | Supply of following Items :- (By Contractor)for Item No. 1.01 to 1.081.01 33 KV Post Insulator |
| 2 | Structure 33 KV CT on 125x65x6 mm Galvanised Channel(As per RESPO Norms) |
| 3 | 2x2.5 mm2 Control Cable |
| 4 | 4x2.5 mm2 Control Cable |
| 5 | 11 KV 3×300mm2 XLPE Cable Jointing Kit (Outdoor) |
| 6 | 11 KV 3×300mm2 XLPE Cable Jointing Kit (Indoor) |
| 7 | MS Nut & Bolts |
| 8 | 33KV CT Junction Box |
| 9 | Safe carriage of following with loading & unloading at both ends respectively. (under jurisdiction of PVVNL)for Item No. 2.01 to 2.072.01 11 KV Incoming Switch Gear 600/300/5A 350MVA |
| 10 | 11 KV Outgoing Switch Gear 200/100/5A 350MVA |
| 11 | 33KV MOCB/VCB 800A750MVA |
| 12 | 33kV Control Panel for Double T/F without Differential Relay |
| 13 | 33KV CT 200/100/1-1A |
| 14 | ACSR Dog Conductor |
| 15 | 11KV 3x300 mm2XLPE Cable / 11KV 3x185mm2 XLPE Cable / 11KV 3x50mm2 XLPE Cable |
| 16 | Renovation/ Repairing of old Transformer Plinth |
| 17 | Disconnecting HT cable connection from 33KV side &11KV side of 05MVA/8MVA Power transformer for removing power transformer from plinth after proper shutdown. Dismantling of 11KV cable support structure, copper bus bar structure, M.S.Frame etc. |
| 18 | Disconnecting copper flexible/Earthing strip from Power transformer neutral & Dismentling neutral earthing systemto facilitate removal of Power transformer from plinth. |
| 19 | Disconnecting Earthing strip from body of 05MVA/8MVA Power transformer. |
| 20 | Draining of transformer oil from conservator, radiators of existing 05 MVA/08MVA T/F, at respective 33/11 KV S/S into the dry & clean drums and stacking at the safe place in Substation outside of switchyard. Empty drums shall be provided & arranged by contractor. |
| 21 | Removal of conservator, radiators and other accessories from existing 05 MVA/08MVA Power transformer. |
| 22 | Safe Shifting of 05 MVA/08MVA Power transformer main body and other accessories from the substation switchyard to outside the switchyard at suitable place assigned by concern J.E/S.D.O |
| 23 | Safe Shifting of 10MVA/05MVA, 33/11 KV, Power transformer from out side of switchyard to near Power transformer plinth in Switchyard. |
| 24 | Erection & Installation of 10MVA/05MVA Power transformer on Power Transformer plinth by fixing all accessories like radiators, conservator tank, filling the transformer oil to desired level and ensuring that there is no leakage, complete job in all respect. Reconnecting 2 Nos. earthing strip to transformer body. |
| 25 | Earthing of Outdoor Equipments in Switchyard, as per site requirement/as per PVVNL guideline details as given below:- for Item No. 7.01 to 7.027.01 Providing &laying of G.I.Strip of size 50x6mm for connecting the earthmat with each equipment (Bus Isolators, 33KV C.T., 33KV V.C.B., L.As., Fuse Set, Post Insulators, T/F Body & its neutral and M.S.Frame of Cabe Supporting Structure), various steel structures. The work also includes cutting, bending, straightening, over laping and welding the earth strip with earth mat and by using high quality arc welding in already digged trenches, as per PVVNL guidline and as per site requirement. |
| 26 | Providing M.S Round 32mm dia and Making delta earthing for power T/F neutral/L.A as per RESPO Norms. |
| 27 | Making earthing of all 11KV Switchgears, P.T. and other outdoor equipments on both earth terminal inside the control room by providing G.I.Strip in size 50x6mm. with 32mm. dia M.S.Round laid in trench with proper electric welding, as per PVVNL guidline. |
| 28 | Supply & Erection of Water level earthing by Boring and lowering by providing of G.I.Pipe size 40mm dia, into the ground upto water level or minimum 20Mtr, which ever is more, with the lower end of solid copper cone Approx 224mm long and 750gm in weight shall be provided and screwed in pipe as well as bringing out a continuous copper wire 6 SWG, from the cone upto the ground surface where it will be bolted to the G.I. Strip for Transformer neutral connection, the G.I.Strip will be connected to star point through providing Copper Bond Strip of size-35x6mm, as per PVVNL guidline. |
| 29 | Excavation of earth in size, erection of structure by making plinth C.C ratio 1:3:6, 12mm thick plasting on plinth in ratio 1:4 : 10.01 – 33KV C.T Strucure |
| 30 | Installation & mounting of materials on erected structure (The Work also includes safe removal of old items & Height incrasing of existing structures by providing M.S Channel/Angle as per site requirement if applicable) : 11.01 33KV C.T (200/100/1A, 400/100/1A) |
| 31 | Hight Increasing of old structures by providing required size G.I/M.S channel/Angle as per site requirement (Mounted item safely remove, after hight increasing item safely mounted on structures)12.01 33KV L.A Structure |
| 32 | Construction of plinth for the structure of 33 KV VCB as per details : for Item No. 13.01 to 13.05.13.01 a) Excavation of earth of size (2.4×1.5×1.0) m pits for construction of plinth. (3.6 Cum) |
| 33 | b) Brick Ballast ratio (1:4:8) (cement, sand & brick ballast ) for foundation work (2.4×1.5×0.15)m plinth. (0.54 Cum) |
| 34 | c) C.C. work in ratio 1:2:4 (cement, coarse sand &stone grit) of 20mm size for making plinth of size (2.4×1.5×1.00)m and grouting of foundation bolts 04 Nos. for 33 KV VCB. (3.6 Cum) |
| 35 | d) 12 mm thick plaster with cement mortar in ratio 1:4 (cement & fine sand) of plinth of 0.15 m above ground level size (2.4×1.5)m. (4.77 Cum) |
| 36 | e) Assembling and installation of 33 KV VCB on the VCB out door structure on the plinth.Adjustment of operating mechanism in proper alignment for smooth operation of the same. The work also includes fabrication of addition arrangement for proper fixing, if required and also safe removal of old 33KV VCB if applicable. |
| 37 | Laying, Stringing & Sagging of ACSR Dog Conductor from main Bus Bar to Power T/F, through Post Insulator, Bus Isolator, C.Ts, VCB and L.As., byproviding & fixing P.G.Clamp/Connectors, suitable for Dog/Panther. |
| 38 | Erection of I/C Switchgear, Bus Coupler, O/G Switchgears & Double T/F Control panel in alignment, in Control Room, including safe shifting, from Dump Place. The work also includes safe removal of old switch gears to safe place if applicable. Making 4No. Pockets for each and providing/fixing of Reg Bolt by CC in ratio 1:2:4, with tightening also. As per PVVNL guidline. |
| 39 | Commissioning & fixing of Bus bar (Copper), between each Switchgear, Double T/F Control panel control cable, by bolt, nut & washers and HT compound and providing & tapping HT Tape, Empire Tape & PVC Tape, on each joint & Bus Coupler connect which existing Bus-bar. ( If extra fitting/adjustment or suitable copper bus-Bar for fitment required then provided by the contractor) |
| 40 | Preparation of 11 KV Power Cable ends: as per RESPO specification of the following : for Item No.17.01 to 17.0217.01-Making ofcable end termination by Heat shrinkable Out door jointing kits suitable for 11KV, 3x300q.mm XLPE cable. Providing, fixing and crimping of proper size good quality lugs complete in all respect. |
| 41 | Making ofcable end termination by Heat shrinkable indoor jointing kits suitable for 11KV, 3x300Sq.mm XLPE cable.Providing, fixing and crimping of proper size good quality lugs complete in all respect. |
| 42 | Providing all required materials & Fabrication and erection of neutral earthing L Type support made of M.S. Channel size 100×50mm. Structure shall be 4 Mtr. long with 1 Mtr. Arms. Structure shall be grouted in ratio 1:3:6 in block size 300×300×700mm and painted with one coat of Ready Mixed primer and Two coat of enamel Aluminium paint work includes connecting neutral bushing rod of power Transformer and M.S. Earthing strip with the help of flexible copper bond size 35x6mm M.S. Bolt and washer. |
| 43 | Cable Support : for Item No. 19.01 to 19.0219.01 Supply & Fabrication and erection of cable support made of two pieces of M.S. Channel (100x50x6)mm, 2.75 meter long, joined to each other by means of 5 Nos. M.S. Angle (50x50x6) mm pieces of size 0.75Mtr long each by welding at equal intervals and grouting in a block of size (300x1000x1000)mm in C.C. 1:3:6 complete with one coat of ready mixed primer and two coats of Al. paint. Work includes providing of three Nos. M.S. clamps made of (50x6)mm M.S. Flat for holding the cable including nuts and bolts with stone Pad of size (300x300x75mm). |
| 44 | Providing & Fixing 110mm dia 2mm thick 2M long G.I.Pipe over 11KV, 3x300Sq.mm XLPE Cable before mounting the 2No. Cable on cable support structure. Work includes fixing of Clamp, sealing of top and bottom end of the G.I.Pipe. One end of G.I.Pipe is to be buried under earth about 500mm. |
| 45 | Copper bus bar support T-type M.S.Structure(As per site requirement) : for Item No.20.01 to 20.02 20.01 Supply & Fabrication and grouting of M.S. frames 3.60 mt. long for support of copper Bus Bar. Bus Bar will be provided in L.V. side of Power transformer. The M.S. frame shall be made of M.S. channel (100x50)mm in \"T\" shape. Providing 2 Nos. support of M.S. Angle iron (50x50x6)mm, 0.60mt. long below the top channel, drilling of 3 Nos. hole on the top channel for fixing of 03No. 33 KV Post insulator. The M.S. frame shall be painted with one coat of primer & two coat of aluminium paint and grouting the frame in C.C. ratio 1:3:6 in a block of size (300x300x700) mm with stone Pad of size (300x300x75mm). The work also includes the fixing of 33KV Post Insulator by Aluminium binding wire in complete with nut & Bolts. |
| 46 | Supply & Fabrication of copper bus bar of size (2400x50x6)mm in L.V. side for 05MVA and (3000x65x8)mm for 10MVA T/F as per requirementfor power transformer, Work includes connection of outside bus bar in L.V. side busing rod of Power Transformer and other side with outdoor 11 KV cable box as well as providing empire tape and H.T. tape etc. for proper insulation work covering copper Bus-Bar in Complete. |
| 47 | Fixing of Cable Box on 5MVA/10MVA T/F, 11KV Switchgears, by Bolt & Nuts and tapping the joints by providing HT/Empire/PVC Tape. |
| 48 | H.T. Power Cable Laying : for Item No.22.01 to 22.0222.01 Laying and dressing of 11 KV 3×300 mm2/3×185 mm2 power cable in air/Trench. |
| 49 | Laying 11 KV, 3×300mm2/3×185mm2 XLPE, Power cable from power T/F to incoming switchgear/outgoing switch gear to 11 KV double poles in the cable trench 0.45m wide, 0.90m depth. Providing 150 mm thickness local sand for cushion beneath and 150 mm above the cable (quantity of local sand required 0.375 cubm/m in length). The cable shall be duly protected by brick. On both side of cable by laying bricks vertically and bricks would also be laid horizontally on top of vertically laid bricks along the cable (minimum 18 Nos. per mtr. length are to be laid top and outer side along the cable. The work includes digging of trenches, laying of cable in under ground trenches, joining of terminal\"s, back filling of earth and testing and commissioning of power cables etc. Spare cable shall be left over and laid in the trenches in shape of 6m rings at both ends. At the end of feeder cables, where the cable is to be laid across pucca/main road,150 mm dia G.I. pipe will be weared over the cable in the cable trench for the protection of cable. G.I Pipe 150mm dia will be provided by contractor. |
| 50 | Laying of Control Cable in Packka Trench, from VCB/CTs/T/F to 33KV Control Panel and making connection for operation & protection of equipments, by using ferrules including commissioning battery charger with battery by providing copper lead with lugs etc & dressing of Control Cable and making arrangement for testing in the equipments. |
| 51 | CONSTRUCTION OF CONTROL CABLE TRENCH IN SWITCHYARD : for Item No. 24.01 to 24.05 (As per RESPO Norms)24.01 – Excavation of earth in size 0.80x0.40m., C.C.work in foundation in ratio 1:4:8 (Cement, sand & Brick Ballast) with proper ramming in size 0.80x0.15m., Ist Class Brick work in cement mortar in ratio 1:4. as per site requirement. |
| 52 | Providing &Grouting of M.S.Strip of size 25x6mm in cable trench 100mm above floor level and at equal space distance 300mm |
| 53 | Providing and Grouting of M.S.Angle Iron of size 50x50x6mm in upper edge of trench. |
| 54 | C.C.work on the Top in the ratio 1:2:4 in the grouting of Edge of the Trenches. & plastring of trench. |
| 55 | Providing Fabrication and fixing cable trench cover of providing M.S.Angle Iron size 40x40x6mm of size 0.3m wide 0.5 to 1.0 mtr length. As per site requirement. After construction of cable trench. |
| 56 | Painting of the following structure with one coat of ready mixed primer and two coats of ISI Mark Alumn. Paint after rubbing with sand paper to the surface of the structure includidng labour and T&P complete in all respect.:for Item No.25.01 to 25.0625.01 – Line Isolator Structure |
| 57 | Fuse Set Structure |
| 58 | Post Insulator, L.A.Structure |
| 59 | V.C.B.Structure, C.T.Structure |
| 60 | M.S.Frame for Cable |
| 61 | Hiring of D/G Set, including carriage, loading, unloading & operating charges (with fuel) at 33/11KV Substation, :for Item No. 26.01 to 26.0226.01 – 20 KVA, 3 Phase D/G Set for testing of Power T/F & equipments installed at Sub-station. |
| 62 | 5 KVA, Single Phase D/G Set for Welding/Testing of equipments installed at Sub-station. |
| 63 | Providing required No. ofSkilled Technicians for testing & Commisning to work on power T/F, HT/LT Panels, during testing as assisting technical hands of test team during commissioning & energisation. After installation of new protection equipments (33KV VCB, C.T & Double T/F, single T/F Control panel) the contractor will ensure its testing on his own expences. |
| 64 | Carriage of Received back Material from site to concerned electricity store center : for Item No. 28.01 to 28.0628.01 – Double Transformer Control panel (Old & Damage) |
| 65 | 33KV VCB (Old & Damage) |
| 66 | 33KV CT 200/100/1-1A (Old & Damage) |
| 67 | 11KV I/C VCB (Old & Damage) |
| 68 | 11KV O/G VCB (Old & Damage) |
| 69 | 05/08MVA Transformer (Old & Used) |
