Modernisation Of Ht Substation By Replacing Existing Ocb With Vcb Including Replacement Of Existing Faulty Rising Main Accessories And Replacement Of Lt Panel At Jalasampad Bhawan , Irrigation And Waterways Department
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Estimated cost
Bid Submission
05 Aug 2021
0 days left
EMD
1.64 Lakhs
Bank guarantee accepted
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Non-refundable
Tender Type
Online
Tender Overview
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Tender ID
Competition Type
NCB
Bidding Type
Tender
Location / State
JALASAMPAD BHAWAN → West Bengal
EMD Exemption
Not Available
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Not Available
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Project Description
Modernisation Of Ht Substation By Replacing Existing Ocb With Vcb Including Replacement Of Existing Faulty Rising Main Accessories And Replacement Of Lt Panel At Jalasampad Bhawan , Irrigation And Waterways Department
BOQ
| Name of Work: Modernisation of HT Substation by replacing existing OCB with VCB including replacement of existing faulty rising main accessories and replacement of LT panel of Western Block including Supply, Installation, Testing & Commissioning of all relevant electrical materials in the power supply system at Jalasampad Bhawan, Irrigation and Waterways Department location under Bidhannagar Municipal Corporation, PS- Bidhannagar, Salt Lake. | |||||
|---|---|---|---|---|---|
| Sl.No. | Item Description | Item Code / Make | Quantity | Units | |
| 1 | 1 | Supply of 2mm thick M.S. CRC Sheet and making Raising main single door Tap off box of Size = 500mm( B) x 850mm(H) x 250mm (D) with 3nos Hinge including 2coat Synthetic enamel over 2coat RO primer painting and fixing the same in proper alingment. and supply and fixing of Rubber gascat L 2.97 m, 25mm x 3mm,Copper bar 40mm x6mm L= 400mm As per direction of the EIC. (20 nos for MCCB and 2 nos for bottom cable entry box ).\n | Item No. 01 | 22 | Nos |
| 2 | 2 | Complete servicing, overhauling and cleaning of 1000A rated rising main bus bar unit, including checking and replacing of the Bakelite support damaged nut & bolts etc. (excluding the cost of Bakelite support only), cleaning, tightening the joints and tap-off connection properly and re-fixing the cover in proper sequence etc. in each floor and each rising main. \n | Item No. 02 | 22 | Job |
| 3 | 3 | Supply of bakelite support for hoding the 4 no 1000A Al bus bar of size 350mm x 90mm x 12.5mm including 4nos slot culling. \n | Item No. 03 | 60 | Nos |
| 4 | 4 | Supply and fixing of asbestos shit with glass wool for making fire separator for each floor 200mm x 350mm x 6mm including 4nos slot cutting \n | Item No. 04 | 20 | Nos |
| 5 | 5 | Supply of MCCB DN3 -400N 4P 50KA (250A-320A) Tharmal Megmatic Release including Spreader Terminals for MCCB DN3 -400N 4P and fixing the same in proper alingment with making connection. (L & T Make) \n | Item No. 05 | 18 | Nos |
| 6 | 6 | Supply of MCCB DN3 -630N 4P 50KA (400A-500A) Tharmal Megmatic Release including Spreader Terminals for MCCB DN3 -630N 4P and fixing the same in proper alingment with making connection.\n | Item No. 06 | 2 | Nos |
| 7 | 7 | Painting of any steel/ iron surface with no. of coats of paints as given below with ready mixed paint/primer of approved make and brand incl. preparation of surface by sand paper/emery paper, cleaning etc. for receiving fresh coat of paint (Painting of Rising main both side) | Item No. 07 | ||
| 8 | 7.01 | One coat of red lead/Zinc chromate priming | Item No. 08 | 40 | Sq.mm |
| 9 | 7.02 | 1st coat of synthetic enamel paint over the primer | Item No. 09 | 40 | Sq.mm |
| 10 | 7.03 | 2nd coat of synthetic enamel paint over the 1st coat | Item No. 10 | 40 | Sq.mm |
| 11 | 8 | Supplying and fixing compression type gland complete with brass gland, brass ring & rubber ring for dust & moisture-proof entry of XLPE/PVC armoured cables as below :\n | Item No. 11 | ||
| 12 | 8.01 | 3½ core x185 sqmm | Item No. 12 | 6 | Nos |
| 13 | 9 | Finishing the end of following XLPE/PVC armoured cables by crimping method incl. supplying and fixing solderless socket (Dowels make), tapes, anticorrosive paste & jointing materials :\n | Item No. 13 | ||
| 14 | 9.01 | 3½ core 185 sqmm cable | Item No. 14 | 6 | Set |
| 15 | 10 | Supply of material and fabrication of Raising main top cover with 2mm thick M.S. Sheet of size 375mm (W) x 800mm (L) including fixing with G.I. Bolts M8 25mm 6 nos with washer with the existing side guide by making tap hole. \n | Item No. 15 | 60 | Nos |
| 16 | 11 | Supply of materials ISA 50x50x6 mm Cable laying wall hanger cum ladder / fabricated tray for laying power cable upto 240sqmm at ground floor. \n | Item No. 16 | 1 | Job |
| 17 | 12 | Laying of cable as below, on existing Cable Tray and binding withsuitable size GI wire above 150mm sq.mm\n | Item No. 17 | 99 | RM |
| 18 | 13 | Dismantling and re fixing the existing Auxiliary power distribution Bus-Bar Chamber of size 1250mm x1200mmx 300mm at ground floor on M.S angle stand for making it permanent and for making connection with new change over switch with proper alignment for easy and quick operation on emergency time, after making and fixing of M.S. fabricated Change over fitting Box. As per direction of the E.I.C. \n | Item No. 18 | 2 | Nos |
| 19 | 14 | Finishing the end of following XLPE/PVC armoured cables by crimping method incl. supplying and fixing solderless socket (Dowels make), tapes, anticorrosive paste & jointing materials. | Item No. 19 | ||
| 20 | 14.01 | 3½ core 120 sqmm cable | Item No. 20 | 22 | Set |
| 21 | 15 | Supplying and fixing compression type gland complete with brass gland, brass ring & rubber ring for dust & moisture-proof entry of XLPE/PVC armoured cables as below : \n | Item No. 21 | ||
| 22 | 15.01 | 3½ core upto 120 sqmm | Item No. 22 | 22 | Nos |
| 23 | 16 | Supply and fitting fixing of on load change over Switch- Disconnector(conforms to IEC 60947 - 3, IS/IEC 60947 - 3), Size Fr 5, 800A,type Co5 - 1000, Co51000OOOO, (L & T Make) \n | Item No. 23 | 2 | Nos |
| 24 | 17 | Supply of material and fabrication of Changeover encloser box by 2mm thick M.S. Sheet of size 300mm (D) x 600mm(B) x 900(H) with Copper link of size 40mmx10mm including fixing with G.I. Bolts M8 25mm 6 nos with washer and fixing on wall with M.S. clamp and fustnar Bolt including painting by 2coat RO primer and 2coat synthetic enamelled paint. \n | Item No. 24 | 2 | Nos |
| 25 | 18 | Supply of material and fabrication of Changeover encloser box by 2mm thick M.S. Sheet of size 300mm (D) x 600mm(B) x 900(H) with Copper link of size 40mmx6mm including fixing with G.I. Bolts M8 25mm 6 nos with washer and fixing on wall with M.S. clamp and fustnar Bolt including painting by 2coat RO primer and 2coat synthetic enamelled paint. \n | Item No. 25 | 9 | Nos |
| 26 | 19 | Supply and fitting fixing of on load change over Switch- Disconnector(conforms to IEC 60947 - 3, IS/IEC 60947 - 3), Size Fr 5, 630A,type Co5 - 630, Co56300OOOO, (L & T Make) \n | Item No. 26 | 1 | Nos |
| 27 | 20 | Supply and fitting fixing of on load change over Switch- Disconnector(conforms to IEC 60947 - 3, IS/IEC 60947 - 3), Size Fr 4, 400A,type Co4 - 400, Co44000OOOO, (L & T Make) \n | Item No. 27 | 9 | Nos |
| 28 | 21 | 1.1 KV 150 SQMM 4 C XLPE AL Armour cable for raising main to floor change over terminal power supply. \n | Item No. 28 | 237 | Mtrs. |
| 29 | 22 | Laying of cable above 3½ core 90 sqmm and upto 3½ core 150 sqmm on wall/surface including S & F MS clams with earthing attachment in 2 x 10 SWG GI (Hot Dip) Wire, making hole etc. as necy., mending good damages and painting. | Item No. 29 | 220 | RM |
| 30 | 23 | Supplying and fixing compression type gland complete with brass gland, brass ring & rubber ring for dust & moisture-proof entry of XLPE/PVC armoured cables as below : | Item No. 30 | ||
| 31 | 23.01 | 4 core upto 150 sqmm | Item No. 31 | 24 | Nos |
| 32 | 24 | Finishing the end of following XLPE/PVC armoured cables by crimping method incl. supplying and fixing solderless socket (Dowels make), tapes, anticorrosive paste & jointing materials : | Item No. 32 | ||
| 33 | 24.01 | 3½ core 150 sqmm cable | Item No. 33 | 24 | Set |
| 34 | 25 | Dismantling after cutting of foundation of existing HT OCB panel including shifting to a suitable position. | Item No. 34 | 3 | Panel |
| 35 | 26 | Disconnection & withdrawl of 3 core x 185 sq mm & 3 core x 95 sq mm XLPE cable after excavation of soil from under ground trench. \n | Item No. 35 | 120 | Mtrs. |
| 36 | 27 | SITC of 11 KV, 1250Amp, 3 panel with 11 KV, 1250 Amps, 25/26.2 KA VCB switchgear alongwith panel top mounted P.T as per enclosed specification with proper Testing at Co's workshop in presence of departmental officials as per direction and upto the satisfaction of EIC.\n1 no incomer\n2 nos feeder\n(Make : Siemens/ Schineder/ Pascal/ Biecco)\n | Item No. 36 | 1 | Set |
| 37 | 28 | Laying of three cables above 185 sqmm in an underground trench in single tier formation (horizontal) the trench size : 915 mm x 760mm average depth with brick protection on the top of each cable with 8 nos. bricks per Mtr. and 4 nos. bricks per mtr. as separator between every two cables including filling the space between the bricks and cables and also the trench with shifted soil, levelling up and restoring surface duly rammed. | Item No. 37 | 160 | Mtrs. |
| 38 | 29 | Supplying 3 core x 240 sqmm 11 KV (E) Al armoured XLPE cable (Make : Havells/ Finolex) (for incomer to VCB 15M x 2 run + from VCB to transformer 30M x 2 Run x Tr.1 + 35M x 2 Run x Tr.2)\n | Item No. 38 | 160 | Mtrs. |
| 39 | 30 | Supplying and fixing of XLPE 11KV HT end termination joint (Heat Shrink type) for 3C x 240 sq mm cable incl supplying all jointing materials, compound end socket, tool tackles crimping machine and labour etc model : EPKT3121(Roychem/ Frontech make)\n | Item No. 39 | 12 | Job |
| 40 | 31 | Earthing with 80 mm dia GI pipe (TATA-Medium)x 3.0 Mts. long and 1 No. 65 mm x 8 mm galvanized (Hot Dip) steel strip (4 Mts. long), 20 mm dia x 125 mm long galvanized bolt, double nuts, double washers including finishing both ends by making holes etc. and S & F 80 mm dia GI pipe (ISI-Medium) protection (3 Mts. long) to be filled with bitumen partly under the ground level and partly above ground level to an average depth of 3.65 Mts.\n | Item No. 40 | 6 | Job |
| 41 | 32 | Extra for providing masonery enclosure on the top of the earth electrode of overall size 86.36 cm x 86.36 cm x 46 cm deep (below Ground level) complete with cemented brick work(1:6) of 25 cm width duly plastered with cement morter (inside) CI hinged inspection cover of size 36.56 cm x 35.56 cm with locking arrangement, GI reducer including drilling of 46 nos. 12 mm dia holes on the GI pipe.\n | Item No. 41 | 6 | Job |
| 42 | 33 | Extra for treatment of soil by using salt & charcoal or coke for plate electrode.\n | Item No. 42 | 6 | Job |
| 43 | 34 | Supplying & fixing earth busbar of galvanized (Hot Dip) MS flat 65 mm x 8 mm on wall having clearance of 6 mm from wall including providing drilled holes on the busbar complete with GI bolts, nuts, washers, spacing insulators etc. as required. | Item No. 43 | 80 | Mtrs. |
| 44 | 35 | Dehydration and filtration of transformer oil and improve the dielectric strength. | Item No. 44 | 600 | Ltrs. |
| 45 | 36 | Supply of new transformer insulating oil. | Item No. 45 | 210 | Ltrs. |
| 46 | 37 | Supply the transformer breather & refitting the same after filling the silica gel including supply of silica gel for 2 nos 750KVA Transformers.\n | Item No. 46 | 2 | Job |
| 47 | 38 | Making layout plan of substation, High voltage testing of all HV equipments, calibration and testing of relays for commissioning of installation, submission of test report to directorate of Electricity & obtaining of approval from D.O.E\n | Item No. 47 | 1 | Job |
| 48 | 39 | SITC of Capacitor bank The brand new Standard duty Box capacitor with inbuilt MCB and LED indication. kVAr Rating : 25, 8 Nos, Cat No : LTBCM325B2, Make : L & T including painting & S & F of Iron Clad Busbar chambers Dimension of Al. bars [85mm long] : 4 x 80x13mm, Dimension of Sheet Metal Box 500x150mm and interconnection with power Bank and Sub Busbar by 10 sq mm Cu 1 x C conducor and between sub busbar and main panel board by 50 sq mm Cu Armoured 1 xC cable for power factor imrovement with timer circuit.\n\n | Item No. 48 | 1 | Job |
| 49 | 40 | Maintenance of LT panel, including servicing of BUS BAR, checking of all nut bolts and electrical connections and replacement wherever necessary by supplying Sockets, nut bolts, indication lamps, MCBs etc. to make the smooth running of the sub-station. | Item No. 49 | 1 | Job |
| 50 | 41 | Supplying, delivery at site, testing & Comissioning of extensible or either side, free standing (vertical) & floor mounting cubicle type (L-Type) cable Bottom Entry Compartment alised, switch panel board made of CRCA Sheet Steel of 14 SWG, powder coated anti corossive Seimens grey paint suitable for 415 volt/ 230 volt A.C. 50 HZ 3 phase 4 wire supply system for both incoming ACB & outgoing ACBs & MCCB's, incoming and out going connection through suitable size copper bar (100 x 10 mm, 75 x 8 mm, 50 x 8 mm, 50 x 5 mm, 40 x 5 mm, & 25 x 5 mm), provision for gland plate, complete with PVC sheet for protection, Copper (tinned) bus bars of for 3 phases & Nutral, with appropiate earth bus, level inteription, door gasket, with Mechanical interlocking arrangement at all outgoings, earth continuity cu bar, etc. complete in all respect as per IE rules. Detail as Below.\n | Item No. 50 | ||
| 51 | 41.01 | Cubical Panel Box made of CRCA Sheet Steel of 14 SWG / 2mm thick, powder coated anti corossive Seimens grey paint of size 2900mm (W) x 1700mm (H) x 1000 (D) & 2000mm (W) x 1700mm (H) x 1000 (D) , with base mounting ISMC frame of size 100mm x50mm x 50mm x6mm(thk) (For G- Floor Building Panel).\n1. Incomer:- Incomer:- 1600A, 4P, Air circuit breaker [8536], Thermal-Magnetic DN1 (L&T make) cat no : SL95355 with spreader link on indication Lamp LED, 1no control fuse base with HRC Fuse, -1 Set.\nMetering :- 3Ph LED Voltmeter Cl 1 [9030] Cat No: WL132010OOOO, 50-520 VAC, (L & T Make)\n3Ph LED Ammeter Cl 1 [9030] cat no : WL131010OOOO, 0-600A, (L & T Make) x 5\nC.T. 1000/ 5 A AE- Make -15nos @440.00/ each\nPhase indicator Lamp RYB LED Lamp L & T make.\nControl fuse base with HRC fuse L & T Make\nCopper Bus-Bar Copper (tinned) bus bar of Sizes T.P.N - earth-bus & Nutral.\n2. Out going: \nA) Outgoing:- 800A, 4P, Air circuit breaker [8536], Thermal-Magnetic DN1 (L&T make) cat no : SL95352 with spreader link on indication Lamp LED, 1no control fuse base with HRC Fuse, (4 Set).\nB) DU400N 400A 4P MCCBS, (L & T make) Cat no : CM98404OORO MCCBs with spreader link on indication Lamp LED, 1no control fuse base with HRC Fuse, - (1 Set).\nC) DU250N 250A 4P MCCBS, (L & T make) Cat no : CM98065OOPO MCCBs with spreader link on indication Lamp LED, 1no control fuse base with HRC Fuse, - (2 Sets) | Item No. 51 | 1 | Nos |
| 52 | 42 | Installation and fixing of above pannel at Ground floor Pannel room and making all necessary connection (For Ground floor West block)\n | Item No. 52 | 1 | Job |
| 53 | 43 | Supply of 1.1 KV 240 SQMM 3.5 C XLPE AL Armour cable (Make havells) 15M/ each run x 4 run/ raising main x 2 raising mains = 120M\n | Item No. 53 | 120 | Mtrs. |
| 54 | 44 | Laying of cable above 3½ core 90 sqmm and upto 3½ core 150 sqmm on wall/surface including S & F MS clams with earthing attachment in 2 x 10 SWG GI (Hot Dip) Wire, making hole etc. as necy., mending good damages and painting. | Item No. 54 | 120 | RM |
| 55 | 45 | Supplying and fixing compression type gland complete with brass gland, brass ring & rubber ring for dust & moisture-proof entry of XLPE/PVC armoured cables as below : | Item No. 55 | ||
| 56 | 45.01 | 3.5 core 240 Sqmm | Item No. 56 | 16 | Nos |
| 57 | 45.02 | 3.5 core upto 150 sqmm | Item No. 57 | 12 | Nos |
| 58 | 46 | Finishing the end of following XLPE/PVC armoured cables by crimping method incl. supplying and fixing solderless socket (Dowels make), tapes, anticorrosive paste & jointing materials : | Item No. 58 | ||
| 59 | 46.01 | 3.5 core 240 Sqmm | Item No. 59 | 16 | Set |
| 60 | 46.02 | 3.5 core upto 150 sqmm | Item No. 60 | 12 | Set |
| 61 | 47 | Earthing with 50 mm dia GI pipe 3.64 mm thick x 3.04 Mts. long and 1 x 4 SWG GI (Hot Dip) wire (4 Mts. long), 13 mm dia x 80 mm long GI bolts, double nuts, double washers incl. S & F 15 mm dia GI pipe protection (1 Mts. long) to be filled with bitumen partly under the ground level and partly above ground level driven to an average depth of 3.65 Mts. below the ground level as below: By ISI-Medium GI pipe. | Item No. 61 | 2 | Set |
| 62 | 48 | Excavation of soil for installation of Earth Electrode and filling & ramming, For Soft Soil. | Item No. 62 | 2 | CuM |
| 63 | 49 | Extra for providing masonery enclosure on the top of the earth electrode of overall size 86.36 cm x 86.36 cm x 46 cm deep (below Ground level) complete with cemented brick work(1:6) of 25 cm width duly plastered with cement morter (inside) CI hinged inspection cover of size 36.56 cm x 35.56 cm with locking arrangement, GI reducer including drilling of 46 nos. 12 mm dia holes on the GI pipe. | Item No. 63 | 2 | Set |
| 64 | 50 | Connecting the equipments body to earth busbar incl. S & F 50 mm x 6 mm Galvanized (Hot Dip) MS flat on wall/floor with GI saddle as required and connection to equipments with incl. drilling holes, bolts, nuts, washers etc. (From Building Main panel upto 4th floor)\n | Item No. 64 | 30 | RM |
| 65 | 51 | Engagement of labours for dismantling existing pannel, existing floor run cable etc and connection of all existing cable with pannel and laying vertiaally from ground floor to 4th floor in the vertical tray cum box. | Item No. 65 | ||
| 66 | 51.01 | Electrician 1 nos. x 4 days = 4 mandays | Item No. 66 | 4 | Man Days |
| 67 | 51.02 | Helper for electrician 2 nos. x 4 days = 8 mandays | Item No. 67 | 8 | Man Days |
| 68 | 52 | Supply of 3(Three) nos 500 KVA 3-Ph 440V (Ph to Ph) and 220 V (Ph to N) A.C. Generator as hire basis at Jalasampad Bhawan office Salt Lake during execution of above work as and when required basis as per direction of E.I.C. (1 no for BB1 and 1 No for BB2 & 1 no for South Block Building panel) | Item No. 68 | 4 | Day |
| 69 | 53 | Operation of above 3(Three) nos 500 KVA 3-Ph 440V (Ph to Ph) and 220 V (Ph to N) A.C. Generator as hire basis at Jalasampad Bhawan office Salt Lake during execution of above work as and when required basis as per direction of E.I.C. (1 no for BB1 and 1 No for BB2 & 1 no for South Block Building panel) | Item No. 69 | 4 | Day |
AI Tender Summary
Tender Timeline
Jul 16, 2021
11:30 IST
Tender Published
Tender notice published.
CompletedAug 05, 2021
17:00 IST
Bid Submission Deadline
Online submission via eProcurement portal.
CompletedAug 06, 2021
Bid Opening Date
Technical bids will be opened and evaluated.
CompletedTender Documents
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