West Bengal State Electricity Distribution Company Limited Tender

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West Bengal State Electricity Distribution Company Limited - WBSEDCL Tender

Works
Eprocure
Opening Date6 Apr 2019
Closing Date30 Apr 2019
Tender Amount₹ 10,28,211 
Notes
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Costs

Description

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BOQ Items

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Installation of 11 KV BUS CUPLER inside the control room with proper alignment making base with 100*50*6 mm MS Channel and cutting of concrete base in control room including supply of required nos & size of GI nuts, bolts, washers as per IS specification and cements etc and connection of control cable as per drawing with supply of required Gland with necessary support on the date of commissioning, also necessary connection with power cable(for INCOMING AND OUTGOING FEEDER), Relays, Metering/ Measurements equipments etc. with supply and fixing of Gland, Ferrules, PVC Tape,Ampere Tape and Sockets etc( omly 11 KV panel and MS channel will be supplied by WBSEDCL)

3

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Installation of 11 KV OUTGOING PANEL inside the control room with proper alignment making base with 100*50*6 mm MS Channel and cutting of concrete base in control room including supply of required nos & size of GI nuts, bolts, washers as per IS specification and cements etc and connection of control cable as per drawing with supply of required Gland with necessary support on the date of commissioning, also necessary connection with power cable(for INCOMING AND OUTGOING FEEDER), Relays, Metering/ Measurements equipments etc. with supply and fixing of Gland, Ferrules, PVC Tape,Ampere Tape and Sockets etc( omly 11 KV panel and MS channel will be supplied by WBSEDCL)

14

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Installation, initial charging( by authorised agency), cabling, interconnection cabling and commissioning of 30V, 100 AH Pb Acid battery on battery stand made of teak wood duly painted with anti rusting paint, battery insulators, inter-battery wiring using 30 sqmm copper single core multi strand cable, terminal connectors, & all other accessories and connectors as per approved drawings of WBSEDCL, technical specifications and scope of the work, with supply & erection of Connectors,Bi-metalic Plate, copper flat socket etc (2V X 15 nos Battery and Battery Rack will be supplied by WBSEDCL only ).

2

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Erection & commisioning of 30 V, 100 AH Battery Charger with necessary connection including supply and fixing of Gland, Ferrules, PVC Tape and Sockets etc. with supply & erection of Connectors,Bi-metalic Plate, copper flat socket etc ( only 30V, 75AH Battery Charger will be supplied by WBSEDCL).

2

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Laying of 4 Core 2.5 sqmm armored, stranded copper conductor, PVC insulated and PVC sheathed Control Cables in cable trench/ pipes/underground/overhead(with fixing of Cable tray) laying including their termination at indoor/outdoor terminals including supply of glands, lugs, cable ties, tagging,ferruel,pvc tape socket etc as required as per Technical Specification, approved Drawing of WBSEDCL & Scope of works for interconnection of 33 KV C&R panels, power transformer, associated VCB, CTs, PTs, Battery chargers etc

2150

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Laying of 8 Core 2.5 sqmm armored, stranded copper conductor, PVC insulated and PVC sheathed Control Cables in cable trench/ pipes/underground/overhead(with fixing of Cable tray) laying including their termination at indoor/outdoor terminals including supply of glands, lugs, cable ties, tagging,ferruel,pvc tape socket etc as required as per Technical Specification, approved Drawing of WBSEDCL & Scope of works for interconnection of 33 KV C&R panels, power transformer, associated VCB, CTs, PTs, Battery chargers etc

1860

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Laying of 12 Core 2.5 sqmm armored, stranded copper conductor, PVC insulated and PVC sheathed Control Cables in cable trench/ pipes/underground/overhead(with fixing of Cable tray) laying including their termination at indoor/outdoor terminals including supply of glands, lugs, cable ties, tagging,ferruel,pvc tape socket etc as required as per Technical Specification, approved Drawing of WBSEDCL & Scope of works for interconnection of 33 KV C&R panels, power transformer, associated VCB, CTs, PTs, Battery chargers etc

1510

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Supply & fixing of G. I. 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. Cable tray size 150 X 50 X 3 mm mesh type ( inside/ on Cable trench indoor/outdoor, wall etc.)

30

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Supply & erection of CI Hume pipe 160 mm dia with necessary arrangement

15

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Supply & erection of GI pipe 160 mm dia with necessary arrangement at 2 nos. power transformer end along the cable end structure and 6 nos 11 kv outgoing isolator DP structure including all connections and station service cable structure and other

30

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Assistance in cable jointing with providing necessary manpower & other support

44

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Laying of 400 sq mm XLPE 11 kv UG cable from power transformer to incoming 11 KV panel through 3M GI pipe and existing cable trench including all connections as per direction of site Engineer,including Dressing, testing and commissioning of power Cables in cable trench(excavated/pucca with laying the slab)/ pipes/underground/overhead/ terminal structure including their all necessary connection at indoor/outdoor with supply of Glands, Lugs, Ferrules, Tags etc. with supply & erection of Connectors,Bi-metalic Plate, copper flat socket etc and Crimping Socket etc. ( only XLPE cable will be supplied WBSEDCL)

750

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Laying of 300 sq mm XLPE 11 kv UG cable from 11 KV panel to outgoing isolator DP in existing cable trench & through riser upto isolator incoming alongwith man power support during 10 nos termination joint and connections of both end of cable as per direction of site Engineer,Dressing, testing and commissioning of power Cables in cable trench(excavated/pucca with laying the slab)/ pipes/underground/overhead/ terminal structure including their all necessary connection at indoor/outdoor with supply of Glands, Lugs, Ferrules, Tags etc. and Crimping Socket etc. with supply & erection of Connectors,Bi-metalic Plate, copper flat socket etc ( only cable will be supplied WBSEDCL)

1680

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Laying of 185 sq mm 3.5 core/ 4 core , 1.1 kv grade pvc cable at station service transformer to ACDB through 2 mtr long GI pipe & the cable trench alongwith fixing of 2 mtr long GI pipe as riser including all necessary connection with supply of gland, ferrules, lugs etc and crimping sockets etc Dressing, testing and commissioning of power Cables in cable trench(excavated/pucca with laying the slab)/ pipes/underground/overhead/ terminal structure including their all necessary connection at indoor/outdoor with supply of Glands, Lugs, Ferrules, Tags etc. and Crimping Socket etc.with supply & erection of Connectors,Bi-metalic Plate, copper flat socket etc (XLPE/PVC cable will be supplied by WBSEDCL)

120

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Laying of 6 sq mm 2 core/3.5 core/ 4 core , 1.1 kv grade pvc cable including all necessary connection with supply of gland, ferrules, lugs etc and crimping sockets etc Dressing, testing and commissioning of Cables in cable trench(excavated/pucca with laying the slab)/ pipes/underground/overhead/ terminal structure including their all necessary connection at indoor/outdoor with supply of Glands, Lugs, Ferrules, Tags etc. and Crimping Socket etc.with supply & erection of Connectors,Bi-metalic Plate, copper flat socket etc (XLPE/PVC cable will be supplied by WBSEDCL)

400

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Laying of G.I. 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. Erection of Earthing complete shoude as per TS (All materials including G.I. Flat will be supplied by the contractor)

85

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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) Erection of Earthing complete shoude as per TS (All materials including G.I. Flat will be supplied by the contractor) ( battery 3 pit for delta formation )

7

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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) All materials will be supplied by the contractor

7

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Drawing of double earth lead with 65 x 6 mm G.I 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 etc, Battery charger shoud conned with delta formation 3 no earth pit, by tag welding with necessary painting of earthing bus joints. Erection of Earthing complete shoude as per TS (All materials including G.I. Flat will be supplied by the contractor)

80

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supply and Installation of AC Distribution panel with all Necessary Connection (specification and design will be supplied by wbsedcl).(32Amp. 4 Pole MCB 10Nos, 16 Amp DP MCB 12Nos, Colour of wire use R Ph Red colour Wire, Y-Phase Yellow Colour wire B-Phase Blue clour wire & Neutral Black colour wire & Earth green colour wire should be provided, Incomming from station service should comfortable with 185 sq.mm Cable)

1

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supply and Installation of DC Distribution panel with all Necessary Connection (specification and design will be supplied by wbsedcl)

1

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Galvanisation of fabricated MS Channel, Angle, Flat etc. (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.

0.93

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