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| 1 | Supply, Installation, Testing and Commissioning of Energy Efficiency Level-3 (BEE 3-Star or higher as applicable on the last date of tender submission), outdoor type, 1000 kVA, 11/0.433 kV, 3 Phase, 50 Hz, Dyn11 vector group, ONAN cooled, copper wound distribution transformer conforming to IS 1180 (Part-1):2014 with Amendment No.4 (2021) and latest amendments, IS 2026 and other relevant Indian Standards, complete with off-circuit tap changer on HV side having taps from +5% to –10% in steps of 2.5%, CRGO core of high permeability grade with maximum design flux density not exceeding 1.55 Tesla, maximum losses not exceeding 2620 W at 50% loading and 7000 W at 100% loading, percentage impedance 5% at 75°C, suitable for continuous outdoor operation under ambient temperature up to 50°C, complete with HV cable box suitable for 11 kV XLPE cable termination up to 3C × 300 sq.mm and LV cable box suitable for termination of minimum four runs of 3.5C × 400 sq.mm XLPE aluminium cables, first filling of filtered dehydrated insulating oil, conservator tank, silica gel breather, Buchholz relay, pressure relief device with alarm and trip contacts, magnetic oil level gauge with alarm contacts, oil temperature indicator and winding temperature indicator with alarm and trip contacts, explosion vent, air release device, drain cum sampling valve, marshalling box IP55 complete with terminal blocks, anti-condensation heater and internal wiring, two independent earthing terminals, bi-directional rollers, lifting lugs, rating plate, danger plates, cable glands, hardware, .......................CONT............................ |
| 2 | control wiring from transformer to associated HT/LT switchgear for protection interlocking and tripping, suitable M.S. channel foundation, grouting, painting with epoxy/polyurethane coating system, QR code and geo-tagging facility as per latest CEA guidelines, all routine/type tested and complete with all accessories, connections, civil works incidental to installation and commissioning, complete as required. |
| 3 | Fabrication, Supplying, installation, testing and commissioning of outdoor type panel suitable size fabricated from workshop with depth not less than 800 mm suitable for 415 V 3 phase 4 wires, 50 Hz, AC supply system fabricated in compartmentalized design from CRCA sheet steel of 2 mm thick for frame work and covers, 3 mm thick for gland plates including cleaning and finishing complete with 7 tank prepaint process painting with powder coating in siemens gray or approved shed, having 1600 Amps capacity extensible type TP & N Aluminium Alloy, bus bars of high conductivity, DMC/SMC bus bar supports with short circuit with stand capacity of 31 MVA for 1 second, with suitable foundation, entries panel shall have a common G.I. earth bar of size 25mm X 5mm at the rear with 2 nos. earth stud, solid connections from main bus bar to switch gears with required size of alluminium bus bars/ copper wire as reqd. and control wiring with 2.5 sqmm FRLS PVC insulated copper conductor single core cable, cable alleys, gland plates, providing & installation of following accessories their in complete with connection interconnections, eathing etc. as required.....................CONT............................ |
| 4 | a) 1600A, 50kA FP EDO type ACB with adjustable thermal magnetic OL/SC & EF protection (Ics=Icu=100%) with spreader link and extended rotary handle - 2 no b) R/Y/B Phase Indication Lamp(LED)- 2 Set c) 6A 10kA SP MCB for protection- 6 Nos d) CT Class 1, 15 VA 1600/5A- 6 Nos e) Digital Ammeter f) 0-500V Digital Voltmeter g) ATS controller - 1 no h) 1600A 4P MOTORIZED CHANGEOVER SWITCH- 1 no i) R/Y/B Phase Indication Lamp(LED)- 2 Set j) 6A 10kA SP MCB for protection- 1 Nosany other item needed for safe and effective operation also deemed include in item. |
| 5 | Supply, Installation, Testing and Commissioning of Factory Built, Type Tested, Outdoor, Metal Enclosed, Motorized Ring Main Unit (RMU), suitable for 11 kV, 3 Phase, 50 Hz system, 12 kV Class, rated current 630 Amps, short time withstand current 21 kA for 3 seconds, peak withstand current 52.5 kA, Internal Arc Classified IAC AFLR 21 kA for 3 seconds, Service Continuity Class LSC2B, Partition Class PM, Mechanical Endurance Class M2, Electrical Endurance Class E2, minimum degree of protection IP54, SF₆ Gas Insulated or SF₆-Free Eco-Gas Insulated, sealed for life stainless steel tank construction, conforming to IEC 62271-1, IEC 62271-100, IEC 62271-102, IEC 62271-103, IEC 62271-200 and latest applicable IEC standards, complete with 2 Nos. 630A, 11 kV, 21 kA Vacuum Circuit Breaker Incomer Panels and 3 Nos. 630A, 11 kV, 21 kA Vacuum Circuit Breaker Outgoing Transformer Feeder Panels for feeding 3 Nos. 1000 kVA, 11/0.433 kV Distribution Transformers, each incomer complete with resin cast metering and protection CTs of ratio 200/1A, Metering Class 0.5S, 10 VA and Protection Class 5P20, 15 VA, and each outgoing transformer feeder complete with resin cast metering and protection CTs of ratio 100/1A, Metering Class 0.5S, 10 VA and Protection Class 5P20, 15 VA, numerical protection relays having minimum protection functions 50, 51, 50N, 51N, 46, 49, trip circuit supervision, event and fault recording facilities, spring charged motorized operating mechanism, manual emergency operating facility, anti-pumping relay, local/remote selector switch, earthing switches, isolators, VPIS (Voltage Presence Indication System), live cable indication system, short circuit and earth fault passage indicators with remote contacts,.................CONT..................... |
| 6 | bus PT and auxiliary PT complete with digital multifunction metering, voltmeter, ammeter, selector switches, indicating lamps, SCADA compatibility with IEC 61850 Edition-2 and Modbus RTU/TCP communication protocol, Ethernet communication port, remote monitoring and control facilities, 24V DC battery charger with minimum 24V, 26 Ah maintenance free battery bank, charger fail and battery low voltage alarms, front accessible cable compartments suitable for termination of 11 kV XLPE cables up to 3C × 300 sq.mm complete with cable supports, glands, heat shrink terminations and terminal boots, gas density monitoring required for satisfactory operation, including type test certificates from NABL/ILAC accredited laboratory for short circuit withstand, internal arc, temperature rise, dielectric, mechanical endurance, electrical endurance and degree of protection tests, complete in all respects as required.arrangement, mimic diagram, mechanical position indicators, space heaters, anti-condensation arrangement, marshalling facilities, danger notices, padlocking arrangement, earthing terminals, operating handles, foundation hardware, all interconnections, control wiring, testing, commissioning and all accessories required for satisfactory operation, including type test certificates from NABL/ILAC accredited laboratory for short circuit withstand, internal arc, temperature rise, dielectric, mechanical endurance, electrical endurance and degree of protection tests, complete in all respects as required. |
| 7 | Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : |
| 8 | 1:2:4 (1 cement : 2 coarse sand (zone-III) derived from natural sources : 4 graded stone aggregate 20 mm nominal size derived from natural sources) |
| 9 | Earthing with copper earth plate 600 mm X 600 mm X 3 mm thick including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe of 2.7 Meter long etc. with charcoal/ coke and salt as required |
| 10 | Earthing with G.I. earth plate 600 mm X 600 mm X 6 mm thick including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe of 2.7 Meter long etc. with charcoal/ coke and salt as required. |
| 11 | Providing and fixing 25 mm X 5 mm copper strip in 40 nmm dia G.I. pipe from earth electrode including connection with brass nut, bolt, spring, washer excavation and re-filling etc. as required. |
| 12 | Providing and fixing 25 mm X 5 mm copper strip on surface or in recess for connections etc. as required |
| 13 | Providing and fixing 25 mm X 5 mm G.I. strip in 40 mm dia G.I. pipe from earth electrode including connection with G.I. nut, bolt, spring, washer excavation and re-filling etc. as required. |
| 14 | Providing and fixing 25 mm X 5 mm G.I. strip on surface or in recess for connections etc. as required. |
| 15 | Shifting of 11 KV HT VCB panel (having 1 No. incoming and 2 No. outgoings) from existing position to new position at same room including making a new trench for cable incoming/outgoing, fitting in existing floor and as per direction of in charge, placing and fixing of panel of on channels providing G.I. Nuts & Bolts of proper size in proper position. Necessary connections to transformer, Breaker, and other items are within the scope of works connections, cleaning tightening, all parameters setting of 11 KV 3 Panel HT VCB panel etc. as required. |
| 16 | Servicing cum Overhauling of VCB Control complete HT Panel having provision for one incoming & 2 outgoings, Checking & Testing of Safety features like Tripping Relay, Closing Coil, Earth fault relay etc. including Adjustment & Alignments of Moving & Fixed contact with VCB and Vacuum Interrupter and control connections, cleaning tightening, all parameters setting of 11 KV 3 Panel HT VCB panel having incoming & outgoing 630/800 Amp integral VCB . |
| 17 | Replacement of following electrical accessories in the existing VCB HT panel board i/c disconnection and dismantling the old worn out accessories from the panel, testing, commissioning etc. complete as reqd. |
| 18 | Replacement of CT's having ratio 300/5/5 in Incomer in HT panel |
| 19 | Replacement of CT's having ratio 100/5/5 in Outgoing in HT panel |
| 20 | Supplying & Laying of one Number Following size. XLPE insulated PVC outer sheathed armoured with galvanized round steel wire or strip cables with standard aluminium conductor suitable for rated voltage of 1.1 KV grade ISI marked confirming to IS 7098 / (Pt.-I)/88 with ammendment No. 1 in following manners. |
| 21 | 3.5 x 400 sq. mm(in the existing masonry open duct/Cable tray/ Existing trench as required) |
| 22 | Supplying & Laying of one Number Following size. XLPE insulated PVC outer sheathed armoured with galvanized round steel wire or strip cables with standard aluminium conductor suitable for rated voltage of 1.1 KV grade ISI marked confirming to IS 7098 / (Pt.-I)/88 with ammendment No. 1 in following manners. |
| 23 | 3.5 x 400 sq. mm (in DWC/Hume Pipe /Metal pipe /PVC pipe as required) |
| 24 | Supplying and laying of Armoured aluminium conductor, XLPE power cable of 11KV(E) grade confirming to IS 7098 / (Part-II) amended upto date as per the following size. |
| 25 | 3.0 x 185sq. mm (in the existing masonry open duct/Cable tray/ Existing trench as required) |
| 26 | Supplying and laying of Armoured aluminium conductor, XLPE power cable of 11KV(E) grade confirming to IS 7098 / (Part-II) amended upto date as per the following size. |
| 27 | 3.0 x185sq. mm (in DWC/Hume Pipe /Metal pipe /PVC pipe as required) |
| 28 | Supplying and laying of Armoured aluminium conductor, XLPE power cable of 11KV(E) grade confirming to IS 7098 / (Part-II) amended upto date as per the following size. |
| 29 | 3.0 x 185 sq. mm (in ground) |
| 30 | Supplying and making end termination with brass compression gland and aluminium lugs for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required. |
| 31 | 3½ X 400 sq. mm (82mm) |
| 32 | Supplying and making indoor cable end termination with heat shrinkable jointing kit complete with all accessories including lugs suitable for following size of 3 core, XLPE aluminium conductor cable of 11 KV grade as required: |
| 33 | 185 Sq.mm |
| 34 | Supplying and making outdoor cable end termination with heat shrinkable jointing kit complete with all accessories including lugs suitable for following size of 3 core, XLPE aluminium conductor cable of 11 KV grade as required |
| 35 | 185 Sq.mm |
| 36 | Supplying and laying of following size DWC HDPE pipe ISI marked along with all accessories like socket, bend, couplers etc. conforming to IS 14930, Part II complete with fitting and cutting, jointing etc. direct in ground (75 cm below ground level) including excavation and refilling the trench but excluding sand cushioning and protective covering etc., complete as require. |
| 37 | 120 mm dia (OD-120 mm & ID-103 mm nominal) |
| 38 | Credit for old dismantled material complete with dismantling and other requirement at site. |
| 39 | buy back for old oil type transformer 500 KVA |
| 40 | buy back for existing CT's |
| 41 | buy back for existing cable etc. as required Please Enable Macros to View BoQ information |
