UT Administration Of Dadra And Nagar Haveli Tender

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UT Administration Of Dadra And Nagar Haveli Tender

Works
Electrical Generators And Transformers
Electrical and Electronics
Eprocure
Opening Date11 Oct 2024
Closing Date21 Oct 2024
Tender AmountRefer Documents 
Notes
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Documents
Notice inviting tender for Supply, Erection, Testing and Commissioning of 66/11.55 KV 20 MVA Power Transformer along with Bay and Panels at 66/11 KV Kala Sub-station (IInd Call)
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BOQ Items

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Supply of 66 kV, 200-400/1-1-1 Amps outdoor type C.T.s Make: AE/ Hi-volt/Pragati/Jyoti, Accuracy Class: 0.2s for tariff metering, Type: 1 Phase. Outdoor, Oil Cooled, Dead tank type (Core 1 - Cl 0.2s, Core 2 - Cl PS, Core 3 - Cl 5p10) Work includes : Co-ordination with DNHDDPCL for Testing/Approval/ Acceptance, including Routine Testing and sealing at Manufacturers'works.

3

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Supply of 66 kV, 1250A Gang Operating Horizantally mounted, Double Break, rotating type isolator without earth switch and limit switch. Work includes Assembly of poles and connecting bars/ pipes/ handles and setting to work. Preference Make- Maktel/Sterling.

1

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Supply of 66 kV, 2000A, 31.5kA, SF6, Outdoor Type, 3 phase, Porcelain Clad, Electrically operated Circuit Breaker with motor driven spring charging mechanism and including HDGI supporting structure with stand. Make: ABB/Crompton Greaves/Siemens.

1

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Supply of bus post insulator 66 KV. (as per specifications)

3

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Supply of 66/11.5 KV 20 MVA 3 phase double copper wound, Dyn11, Delta-Star connected, core type Power Transformer with freight and insurance. As per technical specifications. Make: T&R / Toshiba / Voltamp / BHEL / Schneider Electric / Bharat Bijlee.

1

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Design, Manufacture, Supply, Erection, Testing and Commisioning of Nitrogen Injection Fire protection system for 20 MVA Power Transformer with supply of all accessories like pipes, cable, civil work for plinth & MS tank. Spares etc. (Supply FRLS Cables 4 C X 1.5 Sq. mm - 100 Rmt & 1.5 Sq. mm 500 Rmt with system). Spares considered with system 1 No. N2 cylinder. 1 Set of hose pipe & 3 No. Heat sensor for FD and all other neccesary accesories.

1

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Supply of 11 KV cable support structure including flexible copper jumpers 2000A Rating, 100x10 sq. mm. double run R,Y,B Aluminium busbars including 11 KV Pin insulators, earth strip, earth bonds etc. for 11 KV cable connection with transformer bushing. As per drawing.

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Supply of Control and Relay Panel: Supply of Relay and Control panels for 66/11 KV 20 MVA Transformer bay complete with wiring and cutout for relay and and control fuses, MCB etc complete work including testing & commissioning etc. along with relays (Differential, E/F - O/C, Superivision etc.) (Relay make: ABB/Seimens). As per technical specifications.

1

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Supply of Jyoti make 11KV, 2000A H.T. Incomer panel with VCB,Relays, 900-1200/5/5/1, 3 Core Cts (Cl- 0.2s, Cl-5p10, Cl-PS) & 11000/v3/110v 3 phase PTs (Burden- 100 VA) including wiring and cutout for relay complete, TVT Energy Meter - Cl. 0.2s including testing & commissioning. As per technical specifications.

1

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Supply of Jyoti make 11KV, 1250A H.T. Outgoing panel with VCB, Relays, 200-400/5/5 2 Core Cts (Cl- 0.2s, Cl-5p10) including with wiring and cutout for relay complete, TVT Energy Meter - Cl. 0.2s including testing & commissioning. As per technical specifications.

10

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Supply of Jyoti make 11KV, 2000A H.T. Bus-coupler panel along with adaptor panel suitable for coupling with existing panel including VCB and Relays, 900-1200/5/5, 2 Core Cts (Cl- 0.2s, Cl-5p10) with wiring and cutout for relay complete including TVT Energy Meter - Cl. 0.2s and also including PT selection scheme including wiring, testing & commissioning. As per technical specifications.

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Supply of Outdoor Type (IP55) HDGI Marshalling Kiosk of approved make C/W required terminals. As per drawing.

2

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Providing and Fixing of ISI mark Rubber Matting sheet Suitable for 11kV Class As per following specification. Reference IS:15652-2006 with latest amendment. Suitable for Voltage Class :B Max Use Voltage : 11kV AC proof voltage : 22kV Dielectric strength : 45kV Leakage current : 10 micro ampere Colur BLUE Make : Vardhman or equivelent ( Rubberhouse India) Width :1 mtr. Thickness :2.5 mm. Surface :Chequred on one side and other side plain. NOTE: Contractor has to supply Rubber Matting sheet as per IS:15652-2006 with latest amendment specification and shall submit test certificate for routine test as per relevant IS.

20

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Earthing System: Supply of Earthing pit with earth electrode of G.I. coated of 3 Mtrs. Length X 80 mm internal Diameter with required chemical compound complete.

22

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Supply of 75 X 10 mm Earth mat for mesh earthing including excavation and backfilling in 600 mm below ground.

410

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Supply of 50 X 6 mm Earth mat for Equipment earthing.

350

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Supply of earthing spike including Accessories. As per technical specifications.

8

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Conductor: Supply of ACSR Zebra Conductor.

500

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Supply of ACSR Panther Conductor.

500

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Connector and Hardware: Supply of 66 KV Tension string with required Glass/ Long Rod polymer insulators (120/90KN).

9

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Supply of Single tension hardware for Zebra.

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Supply of Single suspension hardware for Zebra.

3

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Supply of Connectors suitable for Equipment, CT, PT, ISO, PI, CB, LA etc to Zebra/Panther conductor. As per specification.

65

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Supply of Galvanized Cable trays Perforated/ ladder of Sizes 400 x 40 mm, cable tray along with G.S. Angle Support and interconnecting plates.

50

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Supply of Copper earth bond.

24

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Supply of Nameplates, Sign boards, Danger Boards in Gujarati, Hindi and English languages as per drawings.

1

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Erection of 11 KV cable support structure and flexible copper jumpers with transformer incl. accessories as per drawing.

1

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Cables and Kit: Supply of 11KV HT XLPE cable, 1C X 630 sq. Mm aluminum. Conductor. Make: Havells / KEI / RR Kabel.

780

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Supply of Raychem Make Heat Shrinkable Termination Kit 11 KV HT XLPE, Size - 1c x 630 sq.mm.: Indoor Type.

9

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Outdoor Type.

9

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Supply of LT Copper Control Cables (Armoured) of following sizes: 19 C x 2.5 sq.mm.

410

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12 C X 2.5 sq.mm.

470

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7 C x 2.5 sq.mm.

410

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4 C x 4 sq.mm.

360

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2 C X 2.5 sq.mm.

400

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Labour Charges: Erection of Gantry structure and equipment support structure.

14.87

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Erection of Galvanized Nut & bolt for Gantry and Equipment structure

1.4

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Erection of 66KV Class-III Lighting Arresters

3

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Erection of 66kV, Outdoor type C.T.s.

3

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Erection of 66 kV, 1250A Gang Operating Horizantally mounted, Double Break, rotating type isolator without earth switch and limit switch. Work includes Assembly of poles and connecting bars/ pipes/ handles and setting to work. Preference Make- Maktel/Sterling.

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Installation & Commisioning of 66 KV bus post insulator as per specifications.

3

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Installation and Commmisioning of 66kV, 2000A, 31.5kA, SF6, Outdoor Type Breaker.

1

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Installation, Testing, Commmisoning of 66/11 KV 20 MVA transformer.

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Installation, Testing and Commisioning of Relay and control panels for 66/11 KV 20 MVA Transformer bay.

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Installation of Jyoti make 11KV, H.T. Incomer/Outgoing/Bus Coupler panels.

12

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Installation of Outdoor Type (IP55) HDGI Marshalling Kiosk of approved make C/W requried terminals.

2

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Erection of Earthing pit with earth electrode of G.I. coated of 3 Mtrs. Length X 80 mm internal Dia with required cemical compound complete.

22

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Installation of 75 X 10 mm Earth mat for mesh earthing including excavation and backfilling in 600 mm below ground.

410

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Installation of 50 X 6 mm Earth mat for Equipment earthing.

350

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Erection of ACSR Zebra conductor.

500

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Erection of ACSR Panther conductor.

300

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Erection of Eathing Spike.

8

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Erection of 66 KV Tension string with required Glass/ Long Rod polymer insulators(120/90KN).

9

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Erection of Single tension hardware for Zebra.

6

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Erection of Single suspension hardware for Zebra.

3

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Erection of Connector suitable for Equipment, CT, PT, ISO, PI, CB, LA etc to zebra/panther conductor.

65

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Erection of Galvanized Cable trays Perforated/ ladder of Sizes 400 x 40 mm, cable tray along with G.S. Angle Support and interconnecting plates.

50

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Installation of Copper earth bond.

24

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Erection and Testing of 11KV HT XLPE cable, 1C X 630 sq. mm. all Conductor.

780

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Installation of Indoor type termination kit.

7

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Installation of Outdoor type termination kit.

7

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Installation of Control Armoured Cables: 19 C x 2.5 sq.mm. Cable.

410

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12 C X 2.5 sq. mm. Cable.

470

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7 C x 2.5 sq. mm. Cable.

410

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2 C X 2.5 sq. mm. Cable.

400

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4 C x 4 sq. mm. Cable.

360

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Installation of PVC pipe and accessories for control connection.

1

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Civil Works as per Drawing: a) R.C.C. Foundation for various 66 KV switchyard equipments and 66/11 KV transformer includes excavation, showering, shuttering, steel reinforcement, back filling and final plastering. b) Gantry Column. c) Lightning Arrester. d) Current Transformer. e) Transformer Plinth. f) R.C.C. Trench of 300 x 300 mm. with precast cover. g) R.C.C. Trench of 1000 x 1000 mm. with precast cover. h) SF6 CB. i) Buffer Wall. (As per specifications and drawing)

228

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Supply and Installation of re-inforcement steel of foundation and trenches.

8.33

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Metal (Gravel) spreading in the 66kV and 11 kV switch yard. As per technical specifications.

1

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Supply and Installation of Online Drying Unit System (ODUS) for 20 MVA Power Transformer will all accessories.

1

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