Tender For Work For Increasing Capacity Of 66/11 Kv Sub-Station Janaknagar (Saharanpur) From [[3×10+1×8 Mva (33/11 Kv)+2×5 Mva (66/11 Kv)] To [3×10 + 3×8 Mva (33/11 Kv)]] Under Business Plan 2024-25. - i) PG Clamp for Dog to Dog 2 ii) PG Clamp and different types clamps 3 iii) M.S Angle (75×75×6) mm 4 iv) M.S Angle (65×65×6) mm 5 v) M.S Angle (50×50×6) mm 6 vi) M.S. Channel (125×65)mm 7 vii) M.S. Channel (100×50)mm 8 viii) 90 Lbs. Rail pleces for Transformer wt. 44.6Kg./Mtr. @ Rs. 22.10 Per Kg. 9 ix) M.S. Round of 32 mm for Eart mat & Delta Earthing (05 Nos. Delta) 10 x) PVC Control cable 2×2.5 mm² 11 xi) PVC Control cable 4×2.5 mm² 12 xii) Gi Earthing Strips 50×6mm 13 xiii) Copper Bus Bar for 10MVA T/F (65x8mm) 14 xiv) 100mm dia GI pipe 3.5Mtr. Long 15 Safe carriage of following stock material from any stores centres under PVVNL, depending upon the availability of material at Stores Centres, with loading & unloading at both ends respectively.i) 33 KV C.T. 400/200/1-A 16 ii) 33 KV C.T. 200/100/1-A 17 iii) 33KV VCB 800A, 750 MVA 18 iv) 33KV VCB 1250A 19 v) 33KV control relay panel for 33 KV line 20 vi) 33KV control panel for Double T/F 21 vii) 33 KV PT, 33 KV/110V-1 Phase 22 viii) 33 KV Fuse Set 23 ix) 33 KV Bus Isolator, 800A 24 x) 33 KV Line Isolator, 800A 25 xi) 33 KV Lightning Arrestors 26 xii) 33 KV Post Insulators 27 xiii) Disc Insulators B&S 7000 Kg. (Polymer) 28 xiv) Disc Fittings B&S for Dog 70 KN (Polymer) 29 xv) 33 KV Pin insulators Polymeric 30 xvi) ACSR Panther Conductor 31 xvii) ACSR Dog Conductor 32 xvii) 11 KV XLPE Cable 3×185mm² XLPE 33 xviii) 24 V Battery with Battery Charger & Cabinet 34 xix) 11KV Cable J/kit outdoor type for 3x185mm 35 xx) 11KV Cable J/kit indoor type for 3x185mm 36 Isolator StructureFabrication & erection of Isolator structure (Line & Bus)–4 Nos. size of plinth (0.9×0.30×1.0)m as per drawing no. RES-39 a) Excavation of earth for making 04 Nos. pits of size (0.9×0.30×1.0)m 37 b) Fabrication and erection of Isolator structure (Bus & Line) each by using 3.5 m long 04 Nos. of M.S. channel of size (125×65×6)mm with bracing by M.S. Angle (50×50×6)mm size and providing 02 Nos. M.S. Angle (75×75×8)mm and 2.6m long on the top of Channel at both side of Isolator. The work also includes cutting, drilling, welding and proper alignment of the same for completion of work. 38 c) C.C. work in ratio of 1:4:8 (cement, fine sand and brick ballast) of size (0.9×0.3×0.15)m for 04 Nos. pits for making bed after proper ramming etc. 39 d) C.C. work of ratio 1:3:6 (cement, coarse sand and 25 mm stone grit) for pre-fabricated structure of Line and Bus isolator size of plinth (0.9×0.3×1.00)m for 04 Nos. 40 e) 12 mm thick plaster with cement mortar ratio 1:4 (cement & fine sand) of plinth of 0.15 m above ground level. 41 L.A.s/P.I.s,/C.T.s/P.T.s/Fuse Set structure:– (15 Nos)Fabrication & erection of Lightening Arrestors, Post Insulators/Fuse Set, C.T.s structure and Plinth for the same as per drawing No. RES-39 details (Quantity for five structures):–a) Excavation of earth (0.30×0.30×1.0)m for 02 Nos. Pits of above structures. 42 b) Fabrication and erection of L.A.s/P.I.s/C.T.s/Fuse Set structure by using M.S. Channel (125×65) mm size and 3.5 m minimum height with 2 Nos. M.S. Angle (65×65×6/50×50×6)mm size on top of structure for installation L.A.s/P.I.s/C.T.s/Fuse Set. (01 No. each) 43 c) C.C. work in ratio of 1:4:8 (cement, fine sand and brick ballast) of size (0.30×0.30×0.15)m for 02 Nos. pits for making bed for each structure. Work includes proper ramming etc. 44 d) C.C. Work of ratio 1:3:6 (cement, coarse sand and 25 mm size stone grit) for the above plinths for structure of L.A.s, P.I.s/C.T.s/ Fuse Set after ramming of earth of size (0.3×0.3×1.00)m. Over stone pad/bed 45 e) 12 mm thick plaster with cement mortar ratio 1:4 (cement & fine sand) of plinth of 0.15 m above ground level. 46 Plinth for 8 MVA Transformer (2 Nos.)Construction of plinth for 8 MVA, 33/11 KV Transformer of size (4.46×3.46×1.0)m (0.50m below ground level and 0.5 m above ground level) as per details & drawing attached:–a) Excavation of earth (4.70×3.70×0.5)m 47 b) Flooring of plinth in C.C. 1:4:8 (cement, sand & brick ballast) for making foundation bed. Size (4.70×3.70×0.15)m 48 c) Ist Class brick work for side walls size 0.345 m wide upto 0.3 M height and 0.23 m wide upto 0.35 m height C.C. ratio of 1:4 (cement & find sand) 49 d) Filling of brick ballast in plinth in ratio 1:4:8 (cement, coarse sand & brick ballast) with proper ramming. Size (4.0×3.0×0.65)m 50 e) R.C.C. work in the top layer of plinth in ratio 1:2:4 in size (4.46×3.46)m and 0.20 m thickness by using MS bar of 12mm dia both ways. The work also includes binding of steel reinforcement. 51 f) Quantity of M.S. Tor of size 12 mm dia required for reinforcement of plinth in R.C.C. work should be 18 nos. bars of 3.4 mtr length and 12 nos. bars of 4.40 mtr. length. Work also includes cutting, bending and laying etc. in the T/F plinth. 52 g) Grouting of 02 Nos. 90/105 lb. Rail pieces of 3.46 M long and (50×50×6)mm M.S. Angle in R.C.C. work at the top of plinth work also includes cutting of rail and angle pieces etc. 53 h) 12 mm thick plaster with cement mortar ratio 1:4 (cement & fine sand) of plinth of 0.5 M above ground level. 54 Plinth for 33 KV V.C.B. (3 Nos.)Construction of plinth for the structure of 33 KV VCB as per details a) Excavation of earth of size (2.4×1.5×1.0) m pits for construction of plinth. 55 b) Brick Ballast ratio (1:4:8) (cement, sand & brick ballast ) for foundation work (2.4×1.5×0.15)m plinth. 56 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. 57 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. 58 Construction of Control cable trench as per details (LENGTH OF 60 MTR)a) Excavation of earth in size 0.650×0.40 59 b) C.C. work in foundation in ratio 1:4:8 (Cement, sand & Brick Ballast) with proper ramming in size 0.650×0.15 Mtr. 60 c) First Class Brick work in cement mortar in ratio 1:4 in size 0.23×0.32 Mtr. 61 d) 25 mm thick C.C. in floor of Cable Trench in ratio 1:2:4 (cement, coursend and Stone ballast) 20mm gauge in size 0.3 mtr. Width 62 e) Providing & Grouting of M.S. Strip of size 450×25×6mm in cable trench 100mm above floor level and at equal space distance 300mm 63 e) Providing & Grouting of M.S. MS Angle Iron of size 50×50×6 mm in upper edge of trench. 64 b) C.C. work on the top in ratio 1:2:4 in the grouting of edge of the trenches 2×(15×0.23×0.06) All civil material supply by the contractor. 65 f) Plastering of Trench in Cement, Mortar in ration 1:4, 12mm thick in cable trench. 66 g) Fabrication and fixing cable trench cover of M.S. Angle Iron size 40×40×6mm of size 0.3m wide 0.5 to 1.0 mtr. length with proper welding of 8 mm size of bar 2 Nos. in length and 6 Nos. in width. i) 0.5 Mtr. long 67 ii) 1.00 Mtr. Long 68 Hiring of D/G Set including carriage, loading, unloading & operating charges (with fuel) at 33/11 KV Substation under construction in case L.T. supply is not available near S/S within prescribed accessible limit.63 KVA, Three phase, D/G Set for fabrication of different structure at Substation. 69 Safe loading in private vechicle and safe carriage of 33/11 KV, 8 MVA Transfarmer (old & used) from avalabilty S/S to 33/11 KV S/S Janaknagar & safe unloading 70 Replacement of Top cover and all others old & damaged jasket. 71 Welding of body and radiators of 33/11 KV 8 MVA Transformer (old & used) in any leakage found. 72 Cenirfuging of Transformer oil (old & used). 73 Painting of 33/11 KV 8 MVA T/F (Old & Used) 74 Installation of 33/11 KV, 8 MVA Transformer :a) Shifting of available 8 MVA 33/11 KV, Transformer to transformer plinth in Switch Yard. 75 b) Erection of shifted Transformer at 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. 76 c) Boring and lowering of G.I. Pipe size 32 mm dia… into the ground up to water level 20 Mtr., with the lower end of solid copper cone Approx 225mm long and 750 gm in weight shall be provided and screwed in pipe as well as bringing out a continuous copper wire 6 SWG from the cone up to the ground surface where it will be bolted to the M.S. earth Strip for Transformer neutral connection, the earth strip will be welded to the G.I. pipe and neutral earthing support. 77 d) 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, M.S. Bolt and washer. 78 e) Fabrication and erection of cable support made of two pieces of M.S. Angle (50×50×6)/65×65×6) mm, 2.75 meter long, joined to each other by means of 5 Nos. M.S. Flat (50×6)mm pieces of size 150 mm long each by welding at equal intervals and grouting in a block of size (300×300×700)mm in CC 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 (50×6)mm M.S. Flat for holding the cable including nuts and bolts. 79 f) 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 (100×50)mm in T shape. Providing 2 Nos. support of M.S. Angle iron (50×50×6)mm, 0.60 mt. long below the top channel, drilling of 3 Nos. hole on the top channel for fixing of 11 KV pin insulator. The M.S. frame shall be painted with one coat of primer & two coat of aluminum paint and grouting the frame in C.C. ratio 1:3:6 in a block of size (300×300×700)mm. The work also includes the fixing of 3 Nos. 11 KV pin insulator with pin and binding the copper Bus Bar with the pin insulator by Aluminum binding wire in complete. 80 g) Supply & Fabrication of copper bus bar of size (2000×50×6)mm in L.V. side of 10 MVA 33/11 KV, 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. 81 H.T. Power Cable Laying :i) Laying 11 KV,(3×185) mm² XLPE Cable from power transformer to 11 KV incoming switch gear and in the cable trench and 0.45 m wide, 0.90m depth. Providing 150 mm local sand for cushion beneath and 150 mm above the cable. The cable shall be dully protected by brick. On both side of cable by laying brick along the cable ............. The work includes digging of trenches, laying of cable in under ground trenches, joining of terminals, back filling of earth and testing and commissioning of power cable etc. 82 ii) Laying and dressing of 11 KV (3×185) mm² power cable in air 83 iii) Providing and Erection of Fixing 150mm 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 all Clamp. 84 Preparation of 11 KV Power Cable ends:i) Making of cable end termination by Heat shrinkable Out door jointing kits suitable for 11KV, 3x185q.mm XLPE cable. Providing, fixing and crimping of proper size good quality lugs complete in all respect. 85 ii) Making of cable end termination by Heat shrinkable indoor jointing kits suitable for 11KV, 3x185Sq.mm XLPE cable. Providing, fixing and crimping of proper size good quality lugs complete in all respect. 86 Installation of 11 KV Switch Gears in Control Room :i) Carefully & safely shifting of 11 KV switch gears from outside to inside the switch gear room grouting foundation of bolts in C.C. ratio of 1:2:4 (including cutting of RCC floor and finishing of RCC floor) as per requirement placing, aligning and fixing of 11 KV anchor GI bolts and nuts of proper size for completion of work. 87 ii) Safely mounting of 11 KV PT on 11 KV Incoming switch gear filling of oil (if required) making all electrical connections and testing & commissioning of work. 88 iii) Proper fixing and making bus bar connection in between two switch gears after proper cleaning. Work also include proper insulation, taping by empire, PVC and H.T. tape etc. 89 Laying of earthmat with M.S. Round of 32 mm dia 90 Control Cable Laying a) Laying of different size of (2×2.5)mm2 control cables i.e. from Buchholz realy to Marshalling box Marshalling box to switch gear room, 33 KV CTs to CTs CT 33 KV, V.C.B. Control Panel Junction Box to 33 KV VCB control panel and control panel to 33 KV VCB outdoor operating mechanism panel from T/F etc. in the cable trench including making proper connection at Buchholz Relay, Marshalling box as per required for installed equipment. 91 b) Laying of different size of (4×2.5)mm2 control cables i.e. from Buchholz realy to Marshalling box Marshalling box to switch gear room, 33 KV CTs to CTs CT 33 KV, V.C.B. Control Panel Junction Box to 33 KV VCB control panel and control panel to 33 KV VCB outdoor operating mechanism panel from T/F etc. in the cable trench including making proper connection at Buchholz Relay, Marshalling box as per required for installed equipment. 92 Testing & commissioning of Power T/F and all 33KV & 11KV switchgears / Panels. providing required No. of technicians with proper testing equipments during commissioning & energisation. 93 Installation of 33 KV P.T.s Installation of 3 nos. P.T.s on P.T. Structure. The work includes any fabrication work for fixing, if required to complete the work. 94 Installation of 33 KV Isolators :Assembling and installation of line/Bus Isolator on the isolator structure. Adjusting of operating mechanism in proper alignment so as to ensure 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. 95 Installation of 33 KV Post Insulators : Installation of 3 Nos. PI on structure. The work includes fabrication for proper fixing, if required. 96 Installation of 33 KV Lightening Arrestors ::-Assembling and installation/mounting of 3 Nos. lighting arrestors on the L.A.s structure/terminal gantry, complete with earthing and line connections. The work includes fabrication for proper fixing, if required. 97 Installation of 33 KV VCBAssembling 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. 98 Installation and commissioning of 33 KV C.T.s :-Installation of 3 Nos. C.T.s on the C.T.s structure. The work includes fabrication for proper fixing, if required to complete the work. 99 Installation of 33 KV Fuse Set with Structure:Assembling and installation of fuse set on the fuse set structure. The work includes fabrication for proper fixing, if required. 100 Installation of 33 KV VCB Control PanelCarefully and safely shifting of 33 KV VCB control panel from outside of the switch gear room to inside of the switch gear room, grouting with anchor bolts in the floor, work also includes cutting & proper finishing of floor if necessary for completion of work. Placing and fixing of panel on foundation, bolts of proper size in proper position and alignment. 101 Installation of 24 V Battery and Battery Charger :assembling and installation of the cabinet of 24 V battery and battery charger in switch gear control room including grouting of foundation bolts as per drawing of manufacture, including providing the foundation nuts and bolts of proper size. The electrical connection between battery and battery charge with flexible copper lead of size 7/20 SWG shall be done properly. The work includes installation, wiring upto control panel, testing and commissioning complete in all respect. 102 33 KV PT-1 No & CTs-2 Nos Junction Box :Providing & fixing of junction box of size (400 × 400 × 150)mm made of M.S. Sheet of 16 SWG in between 33 KV PT-1 No & CTs-2 Nos. The work also include providing 3 nos. connectors etc. for making proper connection on the junction box and making all connection in between PT-1 No & CTs-2 Nos complete as per manufactures panel drawing including testing and commissioning of work etc. compete the work. 103 Earthing of outdoor equipment, details as given below:-Cutting of 32mm.dia M.S. Bar-3Mtr.long and making one end in conical shape by forging process and driving it into the earth at each corner of bridge outside control room and proper welding with M.S.Bars. 104 Digging of Pits for making delta by laying 32mm. dia M.S.Round in tringle shape. Electric welding on cross joints by providing “U” Clamp in size 25×6mm. of M.S.Flat, with over lap joint by providing M.S.Round-12mm dia, on both sides of over lap joints of M.S.Round, by electric welding. All joints shall be painted with black bituminious paint. 105 Earthing of 33KV LA, Neutral link structure, Power T/F body (both side) by providing G.I.Strip in size 50×6mm. with 32mm. dia M.S.Round laid in trench with proper electric welding. 106 Painting of StructuresProviding & Painting of the following structure with one coat of ready mixed primer and two coats of ISI Mark Aluminium paint after rubbing with sand paper to the surface of the structure including labour and T&P complete in all respect.33 KV Line Isolator Structure 107 33 KV Bus Isolator Structure 108 33 KV Post Insulators Structure 109 33 KV Lightning Arrestors Structure 110 33 KV Fuse Set Structure 111 33 KV CT Structure 112 Structures for above PTs & CTs 113 Jumpering, including clamping/binding with ACSR Dog/Panther conductor:33 KV CT to 33 KV Fuse Set 114 33 KV Line Insulator to 33 KV bus bar through post insulators 115 33 KV Post Insulator to 33 KV Bus Isolator. 116 33 KV Bus Isolator to Post Insulator 117 33 KV Bus Isolator to 33 KV VCB 118 33 KV VCB to 33 KV CT 119 33 KV Fuse set to 33 KV Lightning Arrestors 120 33 KV Lightning Arrestors to 33/11 KV 8 MVA T/F 121 Construction of R.C.C.approached road 122 Construction of fire wall 123 Construction of Baundry wall (27 Mtr)
