Supply, installation, testing and commissioning of 33 KV HT Cable with outdoor double pole structure and allied works at IISER Kolkata Mohanpur campus

Indian Institute of Science Education and Research - Kolkata · Mohanpur, West Bengal · Electrical Equipment & Supplies · open

Key facts

Tender value: ₹16K
EMD: ₹30K
Published: 26 Oct 2026
Closing date: 16 Nov 2026
Status: open
Status as of: 01 Nov 2026 12:37 UTC
Office: IISER Kolkata, Mohanpur Campus

Description

Supply, installation, testing and commissioning of 33 kV HT cable, outdoor double-pole structure, cable trench, earthing, insulators, surge arresters, terminations and associated electrical and civil works at IISER Kolkata Mohanpur campus.

Eligibility & requirements

Startup relaxation: No
MSE relaxation: No
Documents required: Cable sample for approval prior to delivery, Factory routine and type test certificates for the supplied cable drum, Detailed fabrication drawings for the double-pole structure for approval before execution

New to these terms? Read how tender eligibility criteria work.

Commercial terms

Bid type: Item Rate
Make in India (MII): No
MSE preference: No

Line items (17)

Laying of one number 3Cx 185 sqmm XLPE power cable of 33 KV grade direct in ground including excavation, sand cushioning, protective covering and refilling the trench etc as required. — Qty: 80 RM
Laying of one number 3Cx 185 sqmm XLPE power cable of 33 KV grade of following size in the existing RCC/ HUME/METAL pipe as required. Above 120 sq. mm and upto 400 sq. Mm — Qty: 20 RM
Supplying and installation work of B Class 150 mm GI Cable Protection conduit including U- Clamp arrangement for fixing pipe with DBCR Isolator Structure. – Bottom of pipe: GI elbow (long radius) pointing cable entry direction with 600 mm horizontal extension into trench to allow cable sweep into pipe without sharp bend and end of pipe sealed with fire-retardant polyurethane foam/suitable compound after cable installation. Make: TATA, JINDAL or equivalent — Qty: 6 RM
Supply of 3Cx 185 sqmm size Aluminium HT Cables, Stranded Compacted Circular Aluminium Conductor, Conductor Screen with Extruded Semi Conducting Compound, XLPE Insulated, Insulation Screening with Extruded Semi Conducting Compound in Combination with Copper Tape, Cores Laid Up, Innersheath of PVC, Galvanised Steel Flat Strip Armoured, & Overall PVC Sheathed Cable Conforming to IS 7098 (Part-2) 2011 with upto Date Amendments. 33 KV(E) 33/33 KV) grade XLPE insulated insulated and PVC sheathed Armoured Aluminium power cable(A2XFY) of Cable Color : Black Bidder should note that sample of the cable should be approved prior to the delivery at site form the same drum and athe cables will be supplied along with Factory Routuinee & type test cerificates for that perticular drum Make: Finolex, Polycab, Havells,KEI — Qty: 110 RM
HT Cable Trench Construction 1200 mm Depth × 1000 mm Width × 100 mm Wall Thickness as per following specifications as per the attached drawing in Annexure- A as direction of the Engineer-in- charge (a)Existing Floor Cutting and ancillary civil works for the setting out and excavation for trench formation. (b) Laying dry brick aggregate bed (75 mm) and DPC (40 mm) (c) Laying PCC 1:1½:3 bed (100 mm) (d)Erection of reinforcement and centering/shuttering for RCC walls (e)Pouring and curing of RCC walls 1:1.5:3 (100 mm thick × 1200 mm height) (f) Fabrication, priming and fixing of MS angle/flat structural frame Steel Reinforcement – TMT Fe-500D (Cut & Bend), ; minimum 8 mm dia for stirrups and 10 mm dia for main bars, Vertical bars: 10 mm dia @ 150 mm c/c both faces; (g) MS/GI Structural Frame (65×65×6 , 50×6 flat and 50×50×5 angle Ordinary Portland Cement Grade 43: Ultratek, Birla, ACC, Ambuja Steel Sections: SAIL/Jindal/TATA — Qty: 15 RM
Supply, fabrication and laying of anti skid Stainless steel chequered plate of 409 M Grade as per Specification ASTM A240 SS and Pattern conforming to BIS 3502 with average thickness of 6 mm with bead height of 0.8 mm min thick along with lifting hooks of M.S 10mm bars at decided distance as per approved design and size for trench covering. Make : Jindal or equivalent as approved by the Engineer-in-charge — Qty: 15 RM
Supply, fabrication, hot-dip galvanising and delivery of double-pole MS structural support structure of height approx 5 Meter for installation of complying with with following requirements as per the direction of Engineer-in- charge – Vertical columns: 2 Nos. ISMC 150 x 75 x 6 mm channel to be spaced according to isolator phase centres on cross-arm with clearances approximately covering the space – MS Plate of min 10mm Thickness for mounting 36KV isolator base frame/ LA base frame, Top cross-arm/Other cross arms of nominal ISA 65x 65x6 angle for mounting plate support, cable support clamps , -Diagonal cross-bracing ISA 50x50x6 angle including bolts, nuts, washers, gussets, cleats to be hot-dip galvanised, in both vertical planes. – Base plates: 300×300×18 mm MS plate (IS:2062), welded to column bottom with 6 mm fillet weld, 4 Nos. 22 mm clearance holes for anchor bolts. -painting by two coat fine finished aluminium paintings (of approved make and brand i/c supply of all materials, labo — Qty: 1 Complete Job
Erection of RCC Foundation new double-pole isolator support structure with RCC(Gr.M20,PCC(1:3:6),12mm dia rod of size 500 mmx 500 mm x 800 mm depth in ground with help of 4 Nos Foundation Bolt 20 mm Dia 600 Long hot dipped "L" Shaped duly finished with cement plaster, type bolt as per drawing approved approved by the engineer in charge. with Pole earthing by 50X6 mm 600 mm long GI Strip gruoting. Height of the foundation is to be min 300 mm above ground level as per the approved drawing, specifications and direction of the engineer-in-charge. Ordinary Portland Cement Grade 43: Ultratek, Birla, ACC, Ambuja TMT: SAIL/Shyam steel/SRMB/Jai Balaji/Electrosteel or equivalent — Qty: 2 Each
Supply, delivery, installation, testing and commissioning of f 36 kV Pin-type or Post-type Insulators Polymer TYPE on DP structure cross-arm (3 Nos. — one per phase R, Y, B)as per the WBSEDCL Specifications. — Qty: 1 Set
Supply, delivery and installation of polymer type 42 kV rated, 10 kA, Gapless ZnO Metal Oxide Surge Arrester (3 Nos., one per phase) as per the WBSEDCL specifications. — Qty: 1 Set
Supply and execution of heat-shrinkable OUTDOOR cable termination kits for 33 kV, 185 sqmm XLPE cable at new isolator pole end Make: 3M India / Raychem RPG — Qty: 1 Complete Set
Supply and execution of heat-shrinkable INDOOR cable termination kits for 33 kV, 185 sqmm XLPE cable at Substation end . Make: 3M India / Raychem RPG — Qty: 1 Complete Set
Supply and fixing of chemical earthing: embedded copper electrode system 3000mm long,60 mm dia, associated chemical compounds of 3 bags (25 kg/bag) earth pit (256mmX340mmX260mm) connections, FRP cap, excavation etc in complete shape. The resistivity of the BFC material < 0.3 ohm-m, non corrosive, high moisture absorption and retain capacity, High conductivity etc confirming to IEC 62561-7 standard (Acceptable make: Same asElectrogrip or equivalent as approved by Engineer-in-charge) — Qty: 4 Complete Job
Earth lead connection of LA to structure earth by flexible tinned copper earth bonds (70 sqmm) maximum 2.0 m per phase(3 Phase), STRAIGHT runs. Connected to LA earth terminal with bolt and to structure earthing flat (50×6 mm GI) at bottom preferably with cexothermic welding. — Qty: 1 Set
Supply and stringing of ACSR Wolf conductor with jumper/tap-off conductors,and HT cable with PG Clamps etc (3-phase) from existing supply structure to new isolator structure approx distance of 2 Meter — Qty: 1 Complete Job
GI flat earthing strip 50×6 mm (HDG) connecting earth electrodes toDouble pole frame , panel etc. with all accesories for buried/surface. — Qty: 40 RM
Supplying and fixing cable route marker with 10 cm X 10 cm X 5 mm thick G.I. plate with inscription there on, bolted /welded to 35 mm X 35 mm X 6 mm angle iron, 60 cm long and fixing the same in ground as required. — Qty: 10 Each

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