Power Department Tender

View complete overview of Sikkim Power Department Tender

Power Department Tender

Works
Electrical and Electronics
Electrical Works
Eprocure
Opening Date28 Sep 2023
Closing Date20 Nov 2023
Tender Amount₹ 30,00,00,000 
This is an estimated amount, exact amount may vary.
Notes
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Costs

Description

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BOQ Items

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DO_NOT_SHOW

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b) Bus Coupler Panels (01 No per Switching Station)

3

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c) Outgoing Feeder Panel (04 Nos per Switching Station)

12

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Outdoor Type Distribution Transformer (Station Service) :200 KVA, 11/0.433 KV , 3-phase, copper winding. (hermatically sealed, outdoor type) with off load tapping + 2.5 %, + 5%

3

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H.G. Fuse with mountring structure / channels for Station Service Transformer

3

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1.1 kV Grade XLPE/Cu 4 x 120 sqmm Armoured Cable for LVDB connection

90

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L.T. distribution Switch Board, outdoor kiosk type, 400 Amp, electrolytic annealed copper bus bar 50x12 mm for phase & 50x6 mm for neutral circuits mounted on glazed porcelain or bakelite base complete with voltmeter, ammeter, selector switches for ammeter & voltmeter, digital KWH meter, indicating lamps, cabin light with enclosure fabricated with 12 gauge M.S. plain sheet, painted with anti rust primer & two coats of Epoxy paint of shade 631 as per IS:5, front & back opening doors with Gasket and locking arrangement, complete with the following : Incomer Fdr Breaker : 1 No. 400A, 415 V, Four Pole MCCB, 50 KA with built in Thermo Magnetic Release. Outgoing Fdr Breakers : 1 X 200A + 3 x 100A + 1 63A TP MCCBs, 35 KA with built in Thermo Magnetic Release

3

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POWER CABLES AND ACCESSORIES

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11 KV (E) Stranded compact circular aluminium conductor screened with extruded semiconductering compound, TR-XLPE insulsted, Insulation screened with extruded semiconductering compound in combination with copper tape, cores laid up, PVC sheathed (ST-2 pvc), galvanised steel strip armoured, and overall PVC sheathed (ST-2 PVC) BLACK CABLE conferming to IS:7098 latest amendments;

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3 X 95 sq mm

1050

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Heat shrinkable Indoor type end termination kit for 11 KV (E) 3 Core XLPE Cable including screen and armour earth kits, lugs and all accessories for cable;

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3 X 95 sq mm

12

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Heat shrinkable Outdoor type End termination kit for 6.6KV (UE) / 11 KV (E) 3 Core XLPE cable including screen and armour earth kits, lugs and all accessories for cable;

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3 X 95 sq mm (For OG feeders and Station Service Tr)

18

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D.C. EQUIPMENT

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Dry type maint free battery packs of capacity 200 AH 55 nos x 2 volt with terminal voltage of 110 volt complete with all accessories as required.

3

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Battery charging sets , one for trickle charging and other for boost charging suitable for operateion as detailed in the specification . Each charging set shall be complete with necessary transformers proective control gear, indicating instrument such as ammeters, voltmeters and indicating lamps and other accessories all suitably mounted for its satisfactory operation.

3

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110V DCDB totally enclosed metal clad type complete with copper bus bar, cable socket, 200A MCCB for incoming and required MCB of 32A DP, 64A FP for outgoing DC supply feeders .

3

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CONTROL CABLES

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1.1 KV heavy duty PVC insulated PVC sheathed copper conductor control cable armoured of following sizes.

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10 C x2.5 sq.mm

180

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4 C x 2.5 sq.mm

135

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Items for Cable Terminations at Terminal Structures

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110 mm dia HDPE pipe, PE-100 material grade, PN 10, SDR 17, wall thickness 6.6 mm including coupling as required.

23

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Lightning Arrester (Distribution Class) with polymer housing (suitable for CC), 9 kV , 10 KA, with earth lead disconnector and channel mounting brackets.

45

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G.I .channel 75X40X6mmX2.2 m long for DP for LA and HG Fuse

15

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Back clamps of 50x50x6 mm x 200 mm length G.I Angle for holding channel

15

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GI wire (8 SWG ) for earthing

36

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PORTABLE FIRE EXTINGUISHERS conforming to IS 2190: 1992

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4.5 Kg DCP Type

9

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4.5 Kg CO2 Type

9

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22.5 Kg CO2 type

9

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12 Fire buckets with stand

36

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Other Items

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Safety Insulation mat for indoor 11 kv Switchgear Panels 1m width

36

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Earthing

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All materials for Safe Earthing Model T-39 short time current 50 KA rms for 1 sec withstand , including 80 mm dia x 3 mtrs. G.I. electrode & two bags backfill chemical compound for auxilary transformer and control room

36

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G.I strips 35mmx6mm for looping earth in individual panels

210

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Mandatory Spare Parts and Tools

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Closing Coil 110V,48V,24V for 11 kV VCB

12

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Tripping coil 110 Volts ,48V,24V for 11 kV VCB

12

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Ammeter / Voltmeter selector switch

12

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Spring Charging Motor for 11 kV VCB

6

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Schedule B : New 11 kV Single Circuit Overhead Line, ACSR DOG Conductor, on 11 m lattice Structure supports

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11 m Long Steel Lattice Structure fabricated with 65 x 65 x 6 mm M.S. angles and 12 mm dia MS rods including bolts, nuts and washers as per specifications and drawing complete.

255

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11 kV Composite Polymer Tension Insulator 70 KN, B&S / T&C Type

990

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11 kV Composite Insulator Tension Hardware Fittings suitable for DOG conductor

990

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11 KV Pin Insulator (Polymer) with G.I Pin & fittings as required

135

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ACSR DOG Conductor 100 sqm, 6/4.72+7/1.57

45

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G.I. Wire 4 mm (8-SWG) for Continuous Earth

1650

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PG Clamp for ACSR Dog Conductor

495

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Compression Joint for ACSR Dog conductor

45

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G.I .channel 75X40X6mmX2.2 m long for Double Poles Structures

45

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Back clamps of 65x65x6 mm x 300 mm length G.I Angle for holding channel

465

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G.I. nuts & bolts of 16mm dia.X 40mm length.

75

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G.I channel 75 X 40 X 6mm 1.8 m long for S.P.structure.

165

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G.I . Pole top channel 75 X 40 X 6mm X 0.3m long for S.P. structure.

45

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Structure Earthing Material : 25 x 3 mm G.I. Flat with perforated G.I. pipe of 19mm dia x 95 cm. and 38 mm dia x 250 cm combination with Reducer, Funnel and Cover Arrangement as per design to be provided and Salt (80 Kgs) & Charcoal (3 bags) Combination for soil treatement

120

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Guy Assembly complete with 7/10 SWG Stay Wire, 140x85 mm H.T Guy Insulator, 18mm diameter Stay Rod 1.8 mtrs Long with bow thimble, turn buckle & 300x300x6mm anchor plate

165

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Red oxide paint @ 2 ltr/ pole

510

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Aluminium paint @ 1.5 ltr / pole

383

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G.I. Barbed Wire

510

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Aliminium Biding Wire, 4 mm

15

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Continuous Earth Wire Clamp suitable for 8 SWG GI Wire

255

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11 kV Caution Board

210

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ADDITIONAL ITEMS FOR CRADLE GUARDING FOR LINE CROSSING (0.5X0.4 m GI wire mesh, One Guarding Span of 70 MTR PER 5 CKM of LINE)

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G.I. Guard Angles (65×65x6mm-2.2 m)

6

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G.I. Flat back clamp (50x6xmm - 2.2 m)

6

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G.I. Eye Bolt-16 mm

48

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G.I . Turn Buckle

24

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G.I. Wire 8 SWG (for guarding and grounding )

165

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G.I. wire 6 SWG (for guarding)

180

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Schedule C : New 11 kV Single Circuit Overhead Line, ACSR RABBIT Conductor, on 9 m lattice Structure supports

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9 m Long Steel Lattice Structure fabricated with 50 x 50 x 6 mm M.S. angles and 10 mm dia MS rods including bolts, nuts and washers as per specifications and drawing complete.

255

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11 kV Composite Polymer Tension Insulator 70 KN, B&S / T&C Type

990

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11 kV Composite Insulator Tension Hardware Fittings suitable for DOG conductor

990

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11 KV Pin Insulator (Polymer) with G.I Pin & fittings as required

135

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ACSR RABBIT Conductor 50 sqmm, 6/3.35+1/3.35

45

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G.I. Wire 4 mm (8-SWG) for Continuous Earth

1650

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PG Clamp for ACSR RABBIT Conductor

495

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Compression Joint for ACSR RABBIT conductor

45

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G.I .channel 75X40X 4.8 mm X2.2 m long for Double Poles Structures

45

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Back clamps of 50x50x6 mm x 300 mm length G.I Angle for holding channel

465

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G.I. nuts & bolts of 16mm dia.X 40mm length.

75

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G.I channel 75 X 40 X 4.8 mm 1.8 m long for S.P.structure.

165

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G.I . Pole top channel 75 X 40 X 4.8 mm X 0.3m long for S.P. structure.

45

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Structure Earthing Material : 25 x 3 mm G.I. Flat with perforated G.I. pipe of 19mm dia x 95 cm. and 38 mm dia x 250 cm combination with Reducer, Funnel and Cover Arrangement as per design to be provided and Salt (80 Kgs) & Charcoal (3 bags) Combination for soil treatement

120

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Guy Assembly complete with 7/10 SWG Stay Wire, 140x85 mm H.T Guy Insulator, 18mm diameter Stay Rod 1.8 mtrs Long with bow thimble, turn buckle & 300x300x6mm anchor plate

165

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Red oxide paint @ 1.5 ltr/ pole

383

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Aluminium paint @ 1 ltr / pole

255

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G.I. Barbed Wire

510

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Aliminium Biding Wire, 4 mm

15

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Continuous Earth Wire Clamp suitable for 8 SWG GI Wire

255

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11 kV Caution Board

210

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ADDITIONAL ITEMS FOR CRADLE GUARDING FOR LINE CROSSING (0.5X0.4 m GI wire mesh, One Guarding Span of 70 MTR PER 5 CKM of LINE)

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G.I. Guard Angles (65×65x6mm-2.2 m)

6

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G.I. Flat back clamp (50x6xmm - 2.2 m)

6

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G.I. Eye Bolt-16 mm

48

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G.I . Turn Buckle

24

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G.I. Wire 8 SWG (for guarding and grounding )

165

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G.I. wire 6 SWG (for guarding)

180

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Schedule D : New 11 kV Line Covered conductors on AAAC 100 sqmm on 11m and AAAC 70 sqmm on 9m lattice structure

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11 m Long Steel Lattice Structure fabricated with 65 x 65 x 6 mm M.S. angles and 12 mm dia MS rods including bolts, nuts and washers as per specifications and drawing complete.

380

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9 m Long Steel Lattice Structure fabricated with 50 x 50 x 6 mm M.S. angles and 10 mm dia MS rods including bolts, nuts and washers as per specifications and drawing complete.

760

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11 KV Polymeric Tension Insulator, 70 KN with Clamps, Nuts & Bolts

4446

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11 KV Class Polymeric Tension Hardware with Clamp suitable for covered conductor, Nuts & Bolts

4446

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11 KV Class Polymeric Pin Insulator for covered conductor with GI Pin, Nuts & Bolts

513

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Non-metallic helical top and side ties for covered conductor

513

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Insulating Piercing Connector for 11 kV CC to CC (XLPE/AAAC 50-150 sqmm) for jumpering

513

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Ead Cap (push-on type) for 11 kV covered conductor ( Size : 70 -100 sqmm) for jumper ends

1026

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Tension Jointing Kit for 11 KV Covered Conductor - 99 sqmm with insulation sleeves (compression or automatic type)

57

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Tension Jointing Kit for 11 KV Covered Conductor - 70 sqmm with insulation sleeves (compression or automatic type)

114

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Covered conductor, XLPE/AAAC 99 (or 100) Sq. mm.

58

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Covered conductor XLPE/AAAC 70 Sq. mm.

115

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G.I .channel 75X40X6mmX2.2 m long for Double Pole

228

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Back clamps of 65x65x6 mm x 300 mm length G.I Angle for holding channel

1995

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G.I. nuts & bolts of 16mm dia.X 40mm length.

285

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G.I. channel 75 X 40x4.8mm X 1.8 m long for S.P.structure.

684

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G.I. Pole top channel 75 X 40 X 6X 0.3 m long for S.P. structure.

57

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G.I. Pole top channel 75 X 40 X 4.8X 0.3 m long for S.P. structure.

114

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Lightning Arrester (Distribution Class) with polymer housing , 9 kV , 10 KA, with earth lead disconnector, bird protection cap and mounting brackets. MCOV : 7.65 kV or as recommended by CC manufacturer

684

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Insulating Piercing Connector for 11 kV CC (70-100 sqmm) to bare or insulated Al cable (16-50 sqmm) for LA

684

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1.1 kV , single core PVC/Al 25 sqmm cable for LA earthing including cable ties

4104

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LA Earthing : Safe earthing electrode Model T-19 withstanding short time current 20KA rms for 1 sec (MV) application:50 mm diameter x 2 mtrs. Electrode copper bonded & 1 bag backfill Chemical compound for soil treatement (to be installed 2 m away from structure earthing)

228

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Structure Earthing Material : 25 x 3 mm G.I. Flat with perforated G.I. pipe of 19mm dia x 95 cm. and 38 mm dia x 250 cm combination with Reducer, Funnel and Cover Arrangement as per design to be provided and Salt (80 Kgs) & Charcoal (3 bags) Combination for soil treatement

456

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Guy Assembly complete with 7/10 SWG Stay Wire, 140x85 mm H.T Guy Insulator, 18mm diameter Stay Rod 1.8 mtrs Long with bow thimble, turn buckle & 300x300x6mm anchor plate

684

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Red oxide paint @ 2 ltr/ pole

2280

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Aluminium paint @ 1.5 ltr / pole

1710

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G.I. Barbed Wire

2280

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11 kV Caution Board

912

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G.I. Wire 4 mm (8-SWG) for Continuous Earth (& structure earthing)

6270

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Continuous Earth Wire Clamp suitable for 8 SWG GI Wire

912

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Schedule E : New 11 kV Line on Underground cables

-

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3 x 185 sq.mm, 6.35 KV ( Uo) / 11 KV(U) TR-XLPE INSULATED,SCREENED, ARMOURED CABLE WITH ALUMINIUM CONDUCTOR CONFORMING TO IS:7098 PART-2.

16000

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3 x 120 sq.mm, 6.35 KV ( Uo) / 11 KV(U) TR-XLPE INSULATED, SCREENED, ARMOURED CABLE WITH ALUMINIUM CONDUCTOR CONFORMING TO IS:7098 PART-2.

3000

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3 x 95 sq.mm, 6.35 KV ( Uo) / 11 KV(U) TR-XLPE INSULATED, SCREENED, ARMOURED CABLE WITH ALUMINIUM CONDUCTOR CONFORMING TO IS:7098 PART-2.

7000

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3 x 50 sq.mm, 6.35 KV ( Uo) / 11 KV(U) TR-XLPE INSULATED, SCREENED, ARMOURED CABLE WITH ALUMINIUM CONDUCTOR CONFORMING TO IS:7098 PART-2.

22000

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160 mm. dia. (for 240/185/120 sq.mm cable) Rigid U PVC pipe as per IS 4985-2000 working pressure 6Kgf/cm2

19000

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110 mm. dia. (for 95/50 sq.mm cable) Rigid U PVC pipe as per IS 4985-2000 working pressure 6Kgf/cm2

29000

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Heat shrinkable straight through jointing kit suitable for 3 core 11 kV XLPE / Al. screened, armoured cable of size 3 x185 sq.mm

32

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Heat shrinkable straight through jointing kit suitable for 3 core 11 kV XLPE / Al. screened, armoured cable of size 3 x120 sq.mm

6

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Heat shrinkable straight through jointing kit suitable for 3 core 11 kV XLPE / Al. screened, armoured cable of size 3 x 95 sq.mm

14

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Heat shrinkable straight through jointing kit suitable for 3 core 11 kV XLPE / Al. screened, armoured cable of size 3 x 50 sq.mm

44

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Heat shrinkable indoor / outdoor type end termination kit with including screen and armour earth kits, lugs and all accessories suitable for 3 core 11 kV XLPE / Al. screened, armoured cable of size 3 x 185 sq.mm (Provisional)

64

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Heat shrinkable indoor / outdoor type end termination kit with including screen and armour earth kits, lugs and all accessories suitable for 3 core 11 kV XLPE / Al. screened, armoured cable of size 3 x 120 sq.mm (Provisional)

12

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Heat shrinkable indoor / outdoor type end termination kit with including screen and armour earth kits, lugs and all accessories suitable for 3 core 11 kV XLPE / Al. screened, armoured cable of size 3 x 95 sq.mm (Provisional)

28

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Heat shrinkable indoor / outdoor type end termination kit with including screen and armour earth kits, lugs and all accessories suitable for 3 core 11 kV XLPE / Al. screened, armoured cable of size 3 x 50 sq.mm (Provisional)

88

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160 mm dia HDPE pipe, PE-100 material grade, PN 10, SDR 17, wall thickness 9.5 mm including coupling as required.

288

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U.G. Cable Joint Pit Cover with support mesh structure made of Galvanised M.S. Angle 65x65x8mm. and GI Checquered Plate 6mm thick with handle as per specifications and PWC requirements (Annexure-4)

96

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Duct sealing material / kit for duct dia 160 mm, sealing length upto 15 cm with expanding polyurethane filler or other sealant material suitable for U PVC/ HDPE sheathed cables .

192

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Cable route marker, plate type 100 mm dia with 60 cm shaft with helix, Marking " 11 kV Cable" and direction arrows.

240

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Schedule G : Supply & Intsallation of Compact 3-Way RMU

-

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12 KV 630A 25 kA/1 sec Outdoor type (IP 54 enclosure) Motorised SF6 insulated Ring Main Unit with 02 No. 630 A Load Break Switch + 01 No. of 630 Amps Circuit breaker , one fault passage indicator complete with all accesories and controls, auxiliary power transformer, SCADA compatible and with suitable provisions to connect with future FRTU

10

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Safe Earthing model T-19 short current 20KA rms for 1 sec(LV / MV) application. 50 mm diameter x 3 Mtrs. Electrode & two bags backfill chemical compound.

10

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GI strip 35 mm x 6 mm from earth electrode to Earthing point.

200

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Schedule H :Supply & Intsallation of Fault Passage Indicator

-

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Medium Voltage Overhead Line Fault Passage Indicator (FPI), 1-phase, conductor mounting type suitable for upto 36 KV, Covered and ACSR conductors upto 20 mm dia, with built-in RF communication facility for future connection icluding all accesories as per specification (3 Units per Set/Location )

30

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Telescopic insulated hot stick for installation of FPI on overhead lines upto 33 kV

1

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Schedule I : Supply & Intsallation of 11 KV Auto-Recloser

-

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Three Phase outdoor 12 kV solid insulated, pole mounted Automatic Circuit Recloser (Auto-Recloser), 630 A, 12.5 KA, self powered through auxiliary supply VT or by other means complete with Controller Unit, battery and charging system, software, Auxilliary Supply VT, with pole mounting brackets, surge arrestor brackets, B&N and connectors.

10

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11 kV Lightning Arrestor with earth lead disconnector (Distribution Class), 9 kV, 10 KA, mounting brackets, earth bar and B&N

60

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UPG Clamp for ACSR conductor (50-100 Sqmm)

60

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LA and body earthing : Safe earthing electrode Model T-19 withstanding short time current 20KA rms for 1 sec (MV) application:50 mm diameter x 2 mtrs. Electrode copper bonded & 1 bag backfill Chemical compound for soil treatement

30

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G.I. Wire 8 SWG for earthing

60

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G.I .channel 75X40X6mmX1.8 m long

40

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Back clamps of 65x65x6 mm x 300 mm length G.I Angle for holding channel

80

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G.I. nuts & bolts of 16mm dia.X 40mm length.

20

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