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| 1 | Design of earthmat, switchyard equipment, LRMP including drawings. |
| 2 | Outdoor Porcelain Clad 33 kV Tripel pole Vacuum Circuit Breaker of ratings 36 KV, 2000Amp, 50 Hz, 24 V DC Tripping coil (including essential spare parts in set) |
| 3 | Off load 33 kV Double break Centre post rotating gang operated 3 pole outdoor, Up to 1500 A, 50 Hz ±5% manual operated, upright on GI Mounting Structure, terminal connector of bimetallic clamp for panther Bus isolator |
| 4 | 33 kV Current transformer out door oil cooled, Core IV, ratio 350-700/1-1-1-1A, burden10vA, accuracy 0.2s,0.2s,0.5,PS, short time Current 25 kA for 3 Seconds, Insulation level 70kVrms/170kVp, highest System voltage (Um) 36 kV, CU wound. |
| 5 | Outdoor Voltage Transformer, rating 33 kV/110 50 Hz, 3 Core, oil cooled, burden 50 VA, Accuracy 0.2-.02- 3P, Voltage factor 1.2 time continous and 1.9 time for 30 Seconds, Insulation level 70kVrms/171kVp, highest System voltage (Um)36 kV. |
| 6 | Supply of 33 KV, 10kA class III, Gapless type metal oxide gapless outdoor,at 5000 amp 80 kV peak total creapage distance 900 mm (25mm/kv) cyclometric type surge counter non reset, one counter/surge type of current meter, lightning arrestors. |
| 7 | IP 65 rated out door type Line Relay & Metering Panel having trip circuit supervision for line 95, high speed trip relay for line fault 86L, instantaneous/ IDMT over current / earth fault protection 50/51/51N, distance protection 21, DMS (Digital metering system etc. which is essential for line and equipment protection. |
| 8 | Earthing material and GI flates as per Design./coppre type Chemical earthing (cooper strip chemical earth rod length 1.5 Mtr) |
| 9 | GI Structure for All Switchyard equipment. |
| 10 | AL 59 Panthor Conductor fittings which is essential for connecting conductor with equipment and bus bar etc as per design |
| 11 | Supply of control and instrumentation cables as per requirement. |
| 12 | Spares for Isolator as Post insulator, jaw, blades, clamps etc complete set |
| 13 | Supply of MS steel bar of size as per design and drawing |
| 14 | Supply of 33kV XLPE Al cable 400 Sq mm |
| 15 | Erection of earthing system |
| 16 | Erection of all equipment including conductoring of AL 59 Panthor conductor. |
| 17 | laying terminating etc of cabling system and underground cables inside havy duty PVC pipes |
| 18 | Random Rubble Stone Masonry laid in 1:6 cement and sand mortar, in breast walls, retaining walls, parapets, scuppers, etc. including supply of all material, labour, T&P and royalties etc. complete as per drawing and technical specifications |
| 19 | PCC 1:3:6 in Foundation (Plain cement concrete 1:3:6 mix with crushed stone aggregate 40 mm nominal size mechanically mixed, placed in foundation and compacted by vibration including curing for 14 days.) |
| 20 | Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete above plinth level. Thermo-Mechanically Treated bars of grade Fe-500D or more. |
| 21 | Reinforced cement concrete in foundations, complete as per drawing including structure foundation bolt pocket geouting and technical specifications. PCC Grade M20 |
| 22 | Steel work in built up tubular (round, square or rectangular hollow tubes etc.) trusses etc., including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer, including welding and bolted with special shaped washers etc. complete : Hot finished welded type tubes |
| 23 | Steel work welded in built up sections/ framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer using structural steel etc. as required : In stringers, treads, landings etc. of stair cases, including use of chequered plate wherever required, |
| 24 | Providing and fixing precoated galvanised iron profile sheets (size, shape and pitch of corrugation as approved by Engineer-in-charge) 0.50 mm (+ 0.05 %) total coated thickness with zinc coating 120 grams per sqm as per IS: 277, in 240 mpa steel grade, 5-7 microns epoxy primer on both side of the sheet and polyester top coat 15-18 microns. Sheet should have protective guard film of 25 microns minimum to avoid scratches during transportation and should be supplied in single length upto 12 feet. |
| 25 | Display of status of bkr with integration of existing SCADA system of the Power Station |
| 26 | Testing and commissioning of all equipment Please Enable Macros to View BoQ information |
