Establishing 2X20mva, 66/11Kv Sub-Station At Kudige (Basavantturu) Alongwith Construction Of 0.826Km Of 66Kv Lilo Line On 110Kv Dc Towers Using Coyote Conductor From The Existing 66Kv Edcil Sc Line To Proposed 66/11Kv Sub-Station At Kudige (Basavantturu) In Kushalanagara Taluk, Kodagu District On Partial Turnkey Basis (Excluding 11Kv Switchgear) Including Supply, Mandatory Spares, Erection, Civil Works Of All Materials/Equipments, Testing & Commissioning.-STATION SUPPLY PORTION-Work Indent-2930:Power Transformers: 20MVA, 66/11kV TRANSFORMER. 66/11KV, Delta/Star, Dyn11, 3-Ph, 50Hz, Core Type, 2 Winding Delta/Star transformer, vector group DYn11 with OLTC ONAN/ONAF with fan control cubicle, RTCC Panel, first filling of Oil and 10% spare oil in non-returnable drums etc., and 2 Nos. of 11kV Insulated copper flats for each phase from LV side of transformer to cable at cable terminating structure with suitable support bracket and support insulators for LV side copper flat bus and 2 Nos. of Copper Flats from Neutral Terminal to the Earthmat through NCT and necessary Support Pin Insulators as per technical specification.. Note:1. Terminal connectors suitable for Drake ACSR on primary side of transformer and copper flat on 11kV and connectors for Neutral suitable for 2 Nos. of Copper Flats as per technical specification.2.Copper Flats required for Power Transformers shall be supplied along with the Transformers as per Technical Specifications. Nitrogen Injection fire extinguishing system for Power Transformers-supply, erection & commissioning works etc., as per technical specification CIRCUIT BREAKER :SF-6 Circuit Breaker with terminal connector suitable for Drake ACSR conductor/ 63mm Al. tube with spring/semi-pneumatic/ pneumatic type operating mechanism including mounting structure etc., as per technical specification 72.5 kV, 2500 A, 40 KA Class SF6 CBi)For 66kV Line ii)For 66/11kV Power transformer 72.5 kV SF6 Circuit Breakers - Total ISOLATORS : 66 kV, 1250 A, 40 kA double break manually operated isolators with solid core Cylindrical post insulator, terminal connector suitable for Drake ACSR conductor/ 63mm Al. tube, marshalling box etc., complete as per technical specificationNote:Terminal Connectors for isolators shall be as follows Flexible Type suitable for 63mm Al Pipe-15 Nos.i)Upright mounting type with Earth switch.LPH 4600mm ii)Upright mounting type without Earth switch. LPH 6350mm. 11 kV Isolators:11 kV isolator, Double break 400 A, 25 KA capacity with rigid bi-metallic terminal connector suitable for coyote ACSR conductor for Capacitor Bank 11 kV Isolators:11 kV isolator, Single break 400 A, 25 KA capacity with Roaster Switch with rigid bi-metallic terminal connector suitable for coyote ACSR Conductor for outgoing feeders CURRENT TRANSFORMER : Oil filled Current Transformer 0.2s class with rigid bimetallic terminal connector suitable for Drake ACSR conductor/ 63mm Al. tube with marshalling box etc., complete as per technical specification.i)66 kV class, 40 KA, CT of ratio 400-200 / 1-1-1A for Tr. Line.For metering : Accuracy 0.2s, Burden 10 VAFor backup protection : Accuracy 5P20. Burden 30 VAFor differential /Distance protection PS class, Knee Point Voltage -1600 V at 400A and 800 V at 200 A, Rct- 4ohms at 400/1A and 2ohms at 200/1A ii)66 kV class, 40 KA, CT of ratio 200-100 / 1-1-1A for Transformer.For metering : Accuracy 0.2s, Burden 10 VAFor backup protection : Accuracy 5P20, Burden 30 VAFor differential /Distance protection PS class, Knee Point Voltage- 800 V at 200 A, Rct- 2ohms at 200/1A 11 kV class, 25 KA, NCT of ratio 1200-800/1-1-1A for REFR protection(of similar rating and ratio as that of Incomer of 11kV switchgear) with terminal connector suitable for 2 Nos of Copper flats as per Technical specification.NOTE:1. For details refer Annexure-IIB. Technical Parameters of current Transformers for type and rating attached at the end of this schedule.2) All the Current transformers in each KV class shall be of One and the same make for interchangeability and reliability of performance.3) The characteristics of 11kV NCT should be the same as that of the incomer CT of 11kV Switchgear.4) The Terminal connectors for 11kV NCT shall be suitable for 2 Nos of Copper flats as per Technical specification. VOLTAGE TRANSFORMER :VOLTAGE TRANSFORMER Single phase, oil filled, outdoor type VT with rigid bimetallic terminal connector and marshalling box etc., complete as per technical specification.Ratio: 66kV/sqrt(3)/110V/sqrt(3) - 110V/sqrt(3)- 110V/sqrt(3)Core - 1 : 300 VA, Accuracy class 0.2. Metering Core - 2 : 200 VA, Accuracy class 3P. ProtectionCore - 3 : 50 VA, Accuracy class 3P. Open / delta Lightning Arrestors:SURGE ARRESTOR (Porcelain Housing) metal oxide, Gapless type, as per Technical Specification: i)60 kV, 10KA Metal Oxide with surge counterArrestor class : Discharge Class 3 (Station Medium Duty (SM))- for Transformer Lightning Arrestors:SURGE ARRESTOR (Porcelain Housing) metal oxide, Gapless type, as per Technical Specification: i)60 kV, 10KA Metal Oxide with surge counterArrestor class : Discharge Class 3 (Station Medium Duty (SM))- for overhead lines ii)9kV, 10KA class station class with connector and clamp CAPACITOR BANK of 12.1 kV, 2.9 MVAr Star Connected, Double BankDesign, engineering, supply, erection , testing & commissioning of Capacitor Bank with internal fuses, terminal connector, Neutral CTs on neutral side and station class LAs, 0.2% series reactors with mounting structure for NCT, Capacitor Bank, Station class LAs,series reactor, Isolator and Cable mounting Structures,etc and with 10% Spare Capacitors complete as per specification Control and Relay Panel: Simplex 110 V DC compatible to SCADA complete as per technical specificationNote: 1. All the C&R Panels and associated panels shall be of one and the same make for uniformity and interchangeability of Components.2. The Accuracy class of metering core of CTs and also trivector meter of control & relay panels shall be 0.2s class and VTs shall be 0.2 class instead of that specified elsewhere in the respective clauses of Technical Specification of bidding documents.3. The electronic Tri-vector meter of 0.2s accuracy class with ABT & TOD features, DLMS protocol energy meter has to be provided both on HV and LV side of C&R Panel.4.All numerical relays shall conform to IEC Protocol as per technical specification.i)For power transformer 66/11 kV ii)For 66 kV Transmission lineNote: 1. All the C&R Panels and associated panels shall be of one and the same make for uniformity and interchangeability of Components.2. The Accuracy class of metering core of CTs and also trivector meter of control & relay panels shall be 0.2s class and VTs shall be 0.2 class instead of that specified elsewhere in the respective clauses of Technical Specification of bidding documents..3. The electronic Tri-vector meter of 0.2s accuracy class with ABT & TOD features, DLMS protocol energy meter has to be provided both on HV and LV side of C&R Panel.4.All numerical relays shall conform to IEC Protocol as per technical specification. Station Structure fabricated out of galvanised mild steel including Bolt & nuts.i)Station Tower Column type 1T1 with peak. ii)Station Beams type 1B1 with 8.2m bayWidth) iii)Lighting/lighting Mast MOUNTING STRUCTURES :(Lattice type) including Bolt & nuts.i)Isolators Live point height 4600mm With/without Earth Switch ii)Isolators Live point height 6350mm Without Earth Switch iii)Current transformers 66 kV iv)11 kV NCT Mounting Structure v)Potential transformers vi)Lightening arrestors vii) Pedestal insulators (for bus) viii)High pedestal insulatorsfor (For transformer) viii)11 kV Cable termination structures for LV side of Transformer and for Capacitor Bank ix)11 kV GOS/Cable terminating structure for 11 kV Capacitor Bank side Street lighting lattice type structure along with GI pipe for fixing of LED lamp -8.5 mtr height Fabrication, galvanising and supply of Mild Steel-Station & Mounting strutcures (excluding Bolts & nuts)-Total Supply of galvanised Bolts & Nuts for Station structures , Mounting Structures-Total C) 11 kV ODS and take off structure :Double pole structure with 9.5 Mts. RCC poles, 300Kg WL and with provision for fixing 11 kV 400 A Roaster single break isolators & provision for fixing 9kV lightning arrestors complete set with wiring materials (including DP Set, Pin Insulator, Pin for Insulator and H frame) BUS BAR FORMATION :i. Drake ACSR ii. Coyote ACSR iii. Earth wire 7/3.15mm steel with clamps/lugs Rigid Bus with Taps & Clamps :66kV side:i) Aluminium pipe conforming to 6340WP of IS - 5082 / 1969 (BS I600-Sch. 40) of following nominal diameter a) 75mm b) 63mm size connecting isolator to vertical tap ii)Straight taps suitable for 63mm Aluminium tube (BS-1600) of 1750mm vertical height for vertical portion & cross bus on 66KV side with rounded off end. iii) Post insulator clamps suitable for 75 mm Aluminium pipe & Post insulator solid core type - 66kV sidea)Rigid Type b)Sliding Type c) Expansion Type iv) Corona Bell suitable for Aluminium Pipe of size 75mm on 66kV v) End Cap suitable for 63 Al tube INSULATORS: i) Post insulators- Cylindrical solid core as per technical SpecificationSolid Core Bus Post Insulator 66 kV class, 1Unit/stack. HARDWARES :1.C Type wedge connector suitable for Drake-Coyote 2.Post insulator clamp suitable for Single Drake ACSR and 66kV solid core insulator Auxiliary Transformer:Station Auxiliary Transformer with Copper winding & oil, outdoor type, 100kVA, 11kV/433V, 3 Ph, Vector group Dyn11, off load tap changer (with 5 taps) with step voltage of 2.5% as per technical specification. Double Pole Structure along with 9.5 mtr RCC pole, DP Set, H Frame, 11kV 400A Double break isolator and 9kV, 10kA surge arrestor (3 Nos), HG Fuse Unit,Angle for fixing HG fuse unit( pole clamps bolt & nuts etc) PIN insulator, PIN for insulator, LT Distribution Box and Tri vector Meter, & complete set for auxiliary Transformer etc A) LTAC Panel (indoor),415 V as per technical specification comprising of voltmeter and ammeter, 1No. I/C MCCB 200A + 2 nos. 3 Phase 63A O/G SFU + 2 nos. 3 Phase 32A O/G SFU + 14 O/G SFU, 6 nos. 3 Phase 16A SFU etc., complete as per technical specification. B) A.C. Distribution Box (Outdoor) : AC Distribution Box Single front (Outdoor type) 6 Terminal, one I/C of 100A MCCB 20kA + 6 O/G MCB 16A + 1 O/G of 100A, HRC fuse, complete as per technical specification. STATION BATTERY:110 V, 200 AH, Battery set Plante/Grid/Nickel Cadmium Type as per technical specification BATTERY CHARGER :Battery charger suitable for 110 V, 200 AH, Battery set Plante/Grid/Nickel Cadmium Type with float cum booster type battery charger as per technical specification. DC Distribution Panel (Indoor) as per technical specification comprising of earth fault indicator, indication circuit for AC mains failure, 1 no. 100A SFU for I/C + 12 nos. 32A SFU for O/G, complete. LT Power Cable:1.1 kV Class Armoured Aluminium Cable with glands/lugs/ferrules:a) 1.1 kV PVC Insulated 4X95 sq.mm Aluminium cable with glands / lugs / ferrules Copper control cables:1.1kV class PVC insulated Copper Control Cable with Lugs / Ferrules, Glands as per technical specificationsi) 19 Core x 2.5 Sq.mm. ii)10 Core x 2.5 Sq.mm. iii) 4 Core x 6.0 Sq.mm. iv) 4 Core x 2.5 Sq.mm. v) 2 Core x 2.5 Sq.mm. vi) 2 Core x 6 Sq.mm. vii)4CoreX25 sq.mm viii)4CoreX10 sq.mm 11kV Switchgear:11kV, 25KA, 500 MVA MCVCB switchgear 1600 A for incomer and 1250 A for feeders Out door type comprising of 2IC+12F+1BC+4CB+1AP (Remote annunciation cum Control panel) with CTs & PTs etc.,complete as per technical specification.Note: 1. The switchgear for capacitor bank shall have necessary Over voltage / Under voltage / Circulating current relays and other protection relays as per specification.2. The Remote Announciation cum Control panel is Simplex type.3.The Electronic Trivector meters with 0.2s accuracy class with ABT & TOD features & DLMS ICS compliant features has to provided. 11kV, XLPE Insulated UG Cable as per Technical Specificationa) 11kV Single Core, 1000 sq.mm Aluminium cable To be run from 66/11 kV transformers to 11kV switchgear). b) 3X240 sq.mm Aluminium cable (To be run from 11 kV switchgear to 11kV take off DP structure) c)3X95 Sq.mm Aluminium Cable( To be Run from 11kV Switchgear to Auxiliary Transformer) d)ia) Cable Termination kits suitable for 95Sq. mm 3 Core as per technical specification. Indoor type d)ib)Cable Termination kits suitable for 95Sq. mm 3 Core as per technical specification.Outdoor type d)iia) Cable Termination kits suitable for 240Sq. mm 3 Core as per technical specification. Indoor type d) iib) Cable Termination kits suitable for 240Sq. mm 3 Core as per technical specification.Outdoor type e)iiia) Cable Termination kits suitable for 1000 sq mm Single Core as per technical specification. Indoor type e) iiib)Cable Termination kits suitable for 1000 sq mm Single Core as per technical specification.Outdoor type Equipments required for establishing SCADA Communication as per KPTCL SpecificationNote: Satellite communication required will be arranged by SLDC.a. Remote Terminal Unit (RTU) 64 (I/O) Port b.Data Concentrator Unit (DCU) c.2kVA online UPS (230V AC 1 phase 50Hz) SCADA Cables: i)Current Cables - copper core with c/s 4.0sqmm multistrand 4 core ii)Voltage Cables-Copper core with c/s 2.5sqmm multistrand 4core iii) Signal cables- armoured copper core with c/s 0.5sqmm multistrand 10core iv)Control cables - copper core with c/s 1.5sqmm multistrand 10core v)supply cables- Copper core with c/s 4.0sqmm multistrand 3core for AC input to UPS and UPS to RTU, conforming to KPTCL specifications. vi) supply cables-1C x 32 Sq mm multistrand for battery conforming to KPTCL specification Fire Fighting Equipments with necessary Mounting Standsa. i. Mechanical Foam type extinguisher 50 Ltr. capacity ii. Mechanical Foam type extinguisher 9 Ltr. capacity b. Water type (gas pressure type) 9 Ltr. capacity c. Carbon di-oxide type 4.5 kg Capacity d.i Sand type G.I Buckets 15 Ltr. Capacity ii. Steel stands for above to have 4 buckets to each stand. MAINTENANCE TOOLS AND PLANTS 1.Portable (mobile) oil pumps (1/2 HP Air pump 500 to 1000 gallons) 2. Telescopic ladder Aluminium 6 Mtr. Height 3.Ring spanner set- 12Nos per Set 4.Tube spanner set- 12Nos per Set 5. Pipe wrench 24 inch 6. Pipe wrench 18 inch. 7. Hydraulic Crimping tools up to 1000 sqmm 8.Rubber hand gloves (15 kV tested) 9.Rechargeable 5W LED Hand Torch 10.Insulated cutting plier i. 12 inch size 11.Insulated cutting plier ii. 8 inch size 12.Line live tester 13.Screw driver 18 14.Screw driver 12 15. Hammer 8 lbs 16. Hammer 2 lbs 17. Chain pulley block 5 ton cap 18.Hydraulic jack 5T capacity 19.Pipe derrick suitable for lifting 3 MT and lift of 6 Mtr. height. 20. Allen keys 21. Box spanners- 12Nos per Set 22.Transil oil di-electric break down (with 2.5 mm gap 0-60 kV) Tester. 23.Insulation Tester Digital Type (megger) 2.5kV - 5 kV 24.Insulation megger 500 V 25.SF-6 Gas leak detector 26.Multimeter electromechanical 27.Multimeter Electronic 28.Hydrometer 29.DC Voltmeter range -5V to + 5V 30.Hydrometer syringe suitable for vent holes 31.Specific gravity correction chart 32.wall mounting type holder for Hydrometer 33.Thermometer with wall mounting holder 34.Rubber appron 35.Pippette 36.Protective goggle 37.Acid resisting jars (4 pint capacity) 38. Rubber shoes knee height 39. Glass funnel 40. Grounding sticks extendable upto 18 ft : 3 nos. of each 6 ft Sticks of 3 phase R, Y, B (3 nos. of 1 set) Miscellaneous items like rubber mats, first aid box, danger board, shock treatment charts, water filter door locks, fixograph, Sub station name board and other sundry items (size/capacities to be got approved).1.Rubber mats 1000 mm x 2000 mm x 12 mm size tested for 1.1kV class. 2.First aid box. 3.Shock treatment charts, hard board, laminated with coloured pictures & literature both in Kannada & English. 4. Water filter / Water purifier : Wall mounting type (Aqua-guard type). 5. Sub-station name board duly painted as per specification including erection & Civil Works 6. Fixograph of size 1.5m x 2.5m with English / Kannada alphabets. 7.Door locks 7 levers (Navtal make) (Sizes and capacities to be got approved) 8. Danger board ( prohibited ) with support structure including fixing in front of the gate 9. Equipments name plates and earthing name plates including fixing at outdoor yard Furniture for control room, staff and maintenance, staff, godrej / featherlite / chandan make :1.Steel Almirahs 6 1/2 feet 2.Steel Almirahs 6 1/2 feet with glass panel doors. 3.Officers tables 4.Steel slotted angle rack (big) 5.Steel slotted angle rack (small) 6.Steel dust bins 7.Executive Revolving chairs 8.S type arm chairs 9.Steel folding chairs Station yard lighting (outdoor):Note: 1 No. of Lightning / Lighting Mast (LM) type are proposed for lightning protection and for illumination of the station Yard. The quantity of lightning / lighting mast indicated are located such that the entire station yard with equipments is protected against lightning. However any additional lighting masts may be provided for sufficient illumination and lightning protection (DSLP) of yard, if necessary. The design of lighting outdoor & indoor is also in the scope of the bidder as specified elsewhere in the technical specification. The scope also includes supply & erection of lighting fixtures, lighting mast panels with timer, contactor, control cable, etc. i)Supply and installation/ Fixing/ Provision o f Outdoortype Thermoplastic Modular Panel enclosure with transparent Polycarbonate Lid, shockproof, IP65 (WeatherProof), rustproof, dustproof, waterproof, corrosion proof having internally Embedded gasket on both lid and flap suitable to fix Single Phase / Three Phase Energy Metering suitable baseplate and having a provision for Fuse/ MCBcut-out with suitable transparent hinged flap opening for operating MCB along with complete tamper proof SEALING facility,Timer,Contactor as per technical specification ii)Supply of LED Street light luminaire with pressure die cast aluminium housing body for optimal thermal dissipation. Lamp compartment comprising of anti glare clear diffuser with Injection moulded polycarbonate materialLED streetlight 200W iii)1.1kV class PVC insulated Copper Control Cable with Lugs / Ferrules, Glands as per specifications 2 Core x6 Sq.mm.
