Department Of Power Tender

View complete overview of Nagaland Department Of Power Tender

Department Of Power Tender

Works
Electrical and Electronics
Electrical Works
Eprocure
Opening Date5 Dec 2024
Closing Date13 Dec 2024
Tender AmountRefer Documents 
Notes
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Costs

Summary

Construction Of 33/11 Kv, 2.5 Mva Sub-station With 33 Kv And 11 Kv Lines

Description

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BOQ Items

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DO_NOT_SHOW

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33/0.4 KVA, 25 KVA Station DT

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MS Rail for Transformer track & Pad

1

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33kV Equipment

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36kV , 3-ɸ Outdoor Vacuum Circuit Breaker with support structure and mandatory recommed spares such as - Closing & Trip Coil, VCB Pole (1no), Shaft, Aux switch with attachment (Lobe) etc

2

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36kV, 3-ɸ DoubleBreak Isolator with E/S

1

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36kV, 3-ɸ DoubleBreak Isolator without E/S

3

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36kV, CT, 1-ɸ, with 120% extended rating, 400-200/1-1-1, 0.5s with marshalling/junction box - for Lines (for 33K LILO)

3

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36kV, CT, 1-ɸ, with 120% extended rating, 200-100/1-1-1, 0.5 s with marshalling/junction box - for Transformer and Transfer bus

3

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33 kV PT, 1-ɸ (33/√3 kV) / (110/√3 volts) (alongwith all acessories & 1 junction Box for 3 single phase PTs)

3

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30 kV Surge Arrester, 1-ɸ

6

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33kV, 400A, 3-ph, GODO switch for Station DT

1

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11 kV Equipment

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11kV , 3-ɸ Outdoor Vacuum Circuit Breaker with support structure and mandatory recommed spares such as - Closing & Trip Coil, VCB Pole (1no), Shaft, Auxswitch wit attachment (Lobe) etc

3

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11KV Isolator , rated current of 800 A and fault withstand of 16 KA for 1 sec and shall be manual operated, single break type, triple pole, outdoor type,pole mounted suitable for horizontal mounting WITHOUT EARTH SWITCH

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Isolator suitable for a system voltage of 11 KV, rated current of 800 A and fault withstand of 16 KA for 1 sec and shall be manual operated, single break type, triple pole, outdoor type,pole mounted suitable for horizontal mounting WITH EARTH SWITCH (for Line)

2

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11KV 1Ph CT (3 Core) 600-400/1-1-1, 0.5S with Marshalling Box for Transformers

3

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11KV 1Ph CT (3 Core) 200-100/1-1-1, 0.5 s with Marshalling Box for Outgoing Lines

6

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11KV/110V 1 ph PT, 100VA 2 sets for Bus with Marshalling Box.

3

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11KV 1 Ph LA, Station type

9

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Control & Relay Panels

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Indoor Relay and Control Panel (consisting of OC/EF numeric relay, Voltmeter, Ammeter, MW Meter, KwH meter, pf Meter, Frequency Meter, indication lamp, Breaker Control Switch, Master trip relay, Annunciation Windows with Annunciation Relays, Push-Button for Alarm Accept/Reset/Lamp Test, Mimic Diagram, static TVM etc. The C/R Panel should be supplied with mandatory/recommended spares such as Control Switches, indicating lamps, HRC fuses etc. - For Feeders Incomer) Breakers

1

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Indoor Control and Relay Panel (consisting of OC/EF numeric relay, Differential relay, Voltmeter, Ammeter, MW Meter, KwH meter, pf Meter, Frequency Meter, indication lamp, Breaker Control Switch, Master trip relay, Annunciation Windows with Annunciation Relays, Push-Button for Alarm Accept/Reset/Lamp Test, Mimic Diagram, static TVM etc. The C/R Panel should be supplied with mandatory/recommended spares such as Control Switches, indicating lamps, HRC fuses etc. - for Transformers HV Incomer Breakers

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Indoor Control and Relay Panel (consisting of OC/EF numeric relay, Differential relay, Voltmeter, Ammeter, MW Meter, KwH meter, pf Meter, Frequency Meter, indication lamp, Breaker Control Switch, Master trip relay, Annunciation Windows with Annunciation Relays, Push-Button for Alarm Accept/Reset/Lamp Test, Mimic Diagram, static TVM etc. The C/R Panel should be supplied with mandatory/recommended spares such as Control Switches, indicating lamps, HRC fuses etc. - For Transformers LV incomer Breakers

1

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Indoor Control and Relay Panel (consisting of OC/EF numeric relay, Voltmeter, Ammeter, MW Meter, KwH meter, pf Meter, Frequency Meter, indication lamp, Breaker Control Switch, Master trip relay, Annunciation Windows with Annunciation Relays, Push-Button for Alarm Accept/Reset/Lamp Test, Mimic Diagram, static TVM etc. The C/R Panel should be supplied with mandatory/recommended spares such as Control Switches, indicating lamps, HRC fuses etc. - For Outgoing Feeders and Bus Coupler Breakers.

2

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Conductor

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ACSR "Panther" Conductor for 33KV and 11KV Bus Bar arrangement

0.3

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ACSR "Wolf " Conductor for Interconnection of equipment

0.3

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Conductor Accessories & fitttings

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Hardware Fitting for 11KV Disc Insulators with DE Clamps for 33KV and 11KV Bay

50

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Tension clamp fittings sutiable for Panther/Wolf/Weasel

50

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Terminal connector clamp (suitable for Panther/Wolf)

30

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T-Clamp connector (Suitable for Panther/Wolf)

30

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3 Way connectors (Suitable for Panther /Wolf)

15

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MSCJ For Conductor (suitable for Panther/Wolf)

3

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Repair Sleeve for Conductor (For Panther/Wolf)

2

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Steel Re-inforcement, Earthwire & Accessories

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Shield Earthwire (G.S. 7/3.15 mm)

0.1

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Shield wire Tension clamp

30

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40mm MS Rod for main earthmat

2

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MS Rod for foundation works-(Annexure-VII)

4

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MS Rod for cable trench (Annexure-Va)

2

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Earthing for Trf neutral and body, CB, LA, CT, PT, etc each pit comprising of Copper Plate 2'x2'x3mm (thick), copper wire 5 SWG(20 Mtrs), charcoal 6 bags, salt 1bag,2 Inch GI Pipe 3 Mtrs

10

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Insulator

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11KV Disc Insulators (90 KN Standard) porcelain antifog type for 33KV and 11KV Bays

50

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33KV post Insulators porcelain type for 33KV Bay

9

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11KV post Insulators porcelain type for 33KV Bay

20

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Lattice Structure

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Fabrication, galvanising & supply of various types of lattice structures GI for support of CB, PT, CT, LA etc including Nut & bolt and washer of assorted sizes.

8

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Power & Control Cables

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1.1kV XLPE PVC Armoured LT Power Cables (with lugs and accessories)

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3.5C x 120mm²

130

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2C x 25mm²

130

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1C x 70mm²

130

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1C x 25mm²

130

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1.1kV grade control cables (PVC insulated) along with, lugs,glands,straight joints & accessories etc.

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2Cx2.5mm²

200

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5Cx2.5mm²

200

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10Cx2.5mm²

400

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12Cx2.5mm²

400

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Sub-Station Auxiliaries

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415V ACDB

1

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110V DCDB

1

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110V,60A/60A Float cum Boost battery charger

1

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110V, 250Ah Battery

1

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Bay Marshalling kiosk (AC Cum DC panel)

1

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4.5kg CO2 type Portable Fire extinguisher

10

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Illumination system for switchyard, Control Room etc including internal wiring

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