West Bengal State Electricity Distribution Company Limited Tender

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West Bengal State Electricity Distribution Company Limited - WBSEDCL Tender

Works
Eprocure
Opening Date29 Jun 2019
Closing Date13 Jul 2019
Tender Amount₹ 13,93,249 
Notes
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Costs

Description

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BOQ Items

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Ercetion of Single Rail pole (12.8 Mtr) (including 450x100 mm thick cement concrete (1:3:6) base block below Pole and hard jhama metal cement concrete (1:2:4) with 0.30 mtr. Muffing above ground level including neat cemented finish with supply of all items.) along with fittings complete with painting of Rail Pole(1 coat red oxide & 2 coat Alluminium paint of reputed company including supply of paint ).

4

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Erection and commissioning of 33 KV Current Transformer on existing structure and Necessary Connection with ACSR 100 sq mm conductor with supply & erection of water proof hinge door junction box and Compression type Al connectors at both end of CTs with Bi-metalic Plate (Connectors,Bi-metalic Plate, will be supplied by agency as per schedule sl no.12) (03 NOS CT =01 SET )

3

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Erection and commissioning of 33 KV Potential Transformer on with making of Cantilever structure and connection with ACSR 100 sq mm conductor with supply & erection of water proof hinge door junction box and Compression type Al connectors of PTs with Bi-Metalic Plate,pin insulator (Connectors,Copper flat,Bi-metalic Plate & will be supplied byagency as per schedule sl no. 12) ( 03 NOS CT =01 SET)

1

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Supply & Erection of water proof hinge door junction box made of MS Bar for fixing & connection with CT,PT and CR Panel

4

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Erection and commissioning of 33 KV VCB along with its structure(with assembling) on existing foundation with proper alignment, and connection with ACSR 100 sq mm conductor and Compression type Al connectors with Bi-Metalic Plate (Connectors,Bi-metalic Plate will be supplied by agency as per schedule sl no. 12)

3

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Erection and commissioning of 33 KV Indoor type, Control and Relay Panel for Feeder on concrete floor by grouting 75×40×6 mm MS Channel and cutting of concrete base in control room including necessary connection with Relays, Metering/ Measurements equipments etc. with supply and fixing of Gland, Ferrules, PVC Tape and Sockets etc.(Only CR Panel & M/S channel will be supplied by WBSEDCL)

3

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Erection of 42KV Lightning Arrestor on existing Structure and necessary connection with ACSR 100 sq mm conductor/Pipe Bus and Compression type Al connectors,AL Sockets with Bi-Metalic Plate ( Connectors,Bi-metalic Plate & 1.5 inch. Pipe bus will be supplied by agency as per schedule sl no.12 ). ( 03 NOS LA =01 SET )

2

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Fixing of 33KV CR-type, 400amps isolator (HL /LL Isolater, Connector will be supplied by WBSEDCL) along with fixing of isolator handle and associated parts with proper adjustment for smooth operation with necessary connection as per instruction of site engineer.

9

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Supply & Erection of Aluminium Pipe Bus with supply of different connectors.( Necessary Factory test report of all connectors to be submitted as per IS 5561 & IS 2633) (Detailled Specification is given on Tender Notice _2)

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Supply of IPS extruded standard Alluminium Tubular Pipe Bus of reputed company of 1.5" dia( Material Gr. 63401 Al. alloy with W.P.range2) OD= 48.26 mm ID= 40.894 mm, Wall thickness 3.69 mm Wt= 1.396 kg/m. Cuttent rating =1160 A. Manufaturer's Test Report to be submitted.

200

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Drawal of 1.5 inch. Pipe bus for running 33KV HL & LL Bus necessary connection with Compression type Al Connectors,Copper Flat,bi- metalic plate,post insulator.(Connectors,Copper Flat,BI-metalic plate,MS material,Post insulator, pipe bus will be supplied by agency as per schedule)

170

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Design ,Supply & Installation of Expantion type connector DBR ISO pad to 1.5" IPS Al tube.as per technical specification and drawing Ref No BKPD/TECH/1

18

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Design ,Supply & Installation of Rigid type connector DBR ISO pad to 1.5" IPS Al tube.as per technical specification and drawing Ref No BKPD/TECH/2

27

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Design ,Supply & Installation of connector DBR ISO pad to ACSR DOG as per technical specification (10mm thickness Al Extruded connector)

21

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Design ,Supply & Installation of CT stud to ACSR Dog connector as per technical specification (10mm thickness Al Extruded connector with bi-metalic adopter arrangement)

18

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Design ,Supply & Installation of PT stud to ACSR DOG connector as per technical specification (10mm thickness Al Extruded connector with bi-metalic adopter arrangement)

3

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Design ,Supply & Installation of Clamp type connector LA pad to ACSR Dog.as per technical specification and drawing Ref No BKPD/TECH/6

6

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Long Barrel Aluminium compression type socket suitable for Dog conductor (Length min 170 mm)

36

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Design ,Supply & Installation of Rigid/ Sliding type BPI for 1.5" IPS Al tube.as per technical specification and drawing Ref No BKPD/TECH/9

12

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Design ,Supply & Installation of Clamp type connector DBR ISO pad to ACSR Dog.as per technical specification and drawing Ref No BKPD/TECH/11

30

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Design ,Supply & Installation of Tee Connector 1.5" IPS Al tube to 1.5" IPS Al tube.as per technical specification and drawing Ref No BKPD/TECH/14

18

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Supply & Installation o fBi Metalic (Aluminium-Brass) Plate 2 MM thickness dimension 100 MMX100MM

54

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Design Testing ,Supply & Installation of Expantion type connector 1.5" IPS Al tube to 1.5" IPS Al tube.as per technical specification and drawing Ref No BKPD/TECH/15

3

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Design Testing ,Supply & Installation of Rigid Type Bus Coupler for 1.5" IPS Al Tube as per technical specification and drawing Ref No BKPD/TECH/16

6

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Drawal of 1.5'' Aluminium Pipe alongwith Extruded Alu Connectors (e.g. "T" Connectors for Pipe Bus to Pipe Bus etc.) for Dropper between 33KV HL & LL Bus (T-Connector Pipe to Pipe & Bus Pipe will be supplied byagency as per schedule)

30

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Drawal of ACSR conductor for jumpering,necessary connection to the equipments & Al Pipe Bus

50

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Supply & Erection of Lattice G.I. structure for electrical equipments etc. all complete as per approved drawing, Specification and direction of the Engineer (drawing supplied by WBSEDCL). ( galvanizing as per IS:4759 and zinc coating shall not be less than 610gm/sq. meter for all structural steel members in Hot Dip Galvanising Method.)

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33 kV CT/PT Structure (Ref drg: PLN(D)/SS/57)

4

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33 KV HL Isolator Support Structure as per Drawing No PLN (D)/SS/81

7

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33 KV LL Isolator Support Structure as per Drawing No PLN (D)/SS/82

2

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33 kV LL Bus Support Structure as per Drawing No. PLN (D)/SS/84

3

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33 kV HL Bus Support Structure as per Drawing No. PLN (D)/SS/83

2

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Laying of Control Cables assorted size including their termination at indoor/outdoor terminals including supply of glands, lugs, cable ties, tagging etc as required as per Technical Specification, approved Drawing of WBSEDCL & Scope of works

1720

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Erection of Earthing complete as per TS (All materials including M.S.Flat will be supplied by the contractor)

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Laying of MS. flat ( 65 x 6 mm) on insulated support inside the cable trenches followed by lap jointing (125 mm lapping of each piece with other) by electric welding. Tag welding shall be done by continous process. Application of zinc chromate paint shall be done on welded portion immediately after jointing.

10

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Drawal of earth riser alongwith connection by 50 x 6 mm MS flat from the earth mat to each of the yard structures and power equipments like power transformer,VCB,CT etc by electric welding. Tag welding shall be done by continous process. Application of zinc chromate paint shall be done on welded portion immediately after jointing.

50

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Driving of earth inspection pit with earth electrode of G.I Pipe 50 mm diameter and 3000 mm length with perforations of 12 mm dia holes@150 mm from each other at right angles along with type top cap & clamp.The clamp shall be 250 mm long, manufactured with 65 x 6 mm G.I. flat and the electrode shall be inserted vertically in the bore hole of 300 mm dia in earth of preselected places within switch yard .Above holes shall be filled with two layers of charcoal and salt alternatively with thickness of 150 mm each.(all materials will be supplied by the contractor)

4

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Construction of inspection pit of 400 x 400 x 400 mm size (inside measurement )with 250 mm thick brick work in cement mortar(1:4),12 mm thick cement plaster (4:1) in the inter wall surface and upto 150 mm below the ground level of the outer surface .The pit shall be covered with precast RCC slab 50 mm thick (4:2:1) reinforced with 10 mm dia G.I rod @ 100 mm centre -to- centre both ways including lifting lugs of 10 mm dia G.I rod at the middle of the slab with the proper finish of all slab on all sides.(cement , brick, slab etc Civil items will be supplied by the contractor)

4

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Formation of earth mat as per approved design with supply & erection of 65x6 MS. Flat (excavation and refilling of soil included)

400

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Drawing of earth lead with 50 x 6 mm MS flat for earthing of equipment installed inside control room building and connection arrangement from earth bus to equipment such as 11kV VCB, RTCC panel, CR panel, Battery charger etc by tag welding with necessary painting of earthing bus joints.

50

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Erection of 100 sq.mm ACSR Conductor including Hoisting, stringing, jointing, sagging, tensioning & route clearance (3-Wire)

0.06

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Erection of 50 sq.mm ACSR Conductor including Hoisting, stringing, jointing, sagging, tensioning & route clearance (3-Wire)

0.12

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Fixing of 33 kV Pin insulator with Pin

36

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Fixing of 33 kV Disc insulator (T&C Type-45 kN) with strain Hardware

24

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Fixing of 33 kV Post insulator

54

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Fixing of 33 kV Danger Board

12

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Staying Complete (HT)

12

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Earthing complete with Earth Spike, GI wire-5 mm etc as per TS/Drawing.

12

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Excavation of soil by cutting of Metalic Road for formation of cable trench along with uprooting of protective cover in the existing cable trenches (with relaying of existing cable 33 kV,3C,XLPE 400 sqmm ) after erection of protecting cover

12.5

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Raising of 33 KV grade, 3 x 400 sq. mm. XLPE cable upto 10 meters through 6 mtrs. long medium duty GI pipe of 150 mm. dia (make Tata/Jindal or eqivalent) and fixing with terminal structures with supply of G.I pipe and MS clamp, Nuts, Bolts & washer with brick protection in between pipe and cable etc. including proper earthing.( G.I. pipe is to be supplied by the contractor)

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Making & Fixing of 33 kV Jointing O/D type for XLPE 400 sqmm Cable without supply of jointing materials

1

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