Tender For Supply Installation Testing and Commissioning of Transformer With Allied Items For Providing Power Supply To Hvac System At Ipd Block At Skims Mch Bemina
Tender Overview
Project Description
Tender for Supply Installation Testing and Commissioning of Transformer With Allied Items For Providing Power Supply To Hvac System At Ipd Block At Skims Mch Bemina
Corrigendum
| Sr No | Corrigendum Date | Corrigendum | Type | New Submission Date |
|---|---|---|---|---|
| 1 | 24-Oct-2026 | Extension in Date | Date | 27-Oct-2026 |
| 2 | 23-Oct-2026 | Corrigendum | Other | 27-Oct-2026 |
| 3 | 23-Oct-2026 | Corrigendum | Other | 31-Oct-2026 |
| 4 | 28-Oct-2026 | Second Extension in Date | Date | 31-Oct-2026 |
BOQ
| Sl. No. | Item Description |
| 1 | Supply, installation, testing and commissioning of 1 MVA ,11/0.433 kV Distribution Transformer, with automatic On Load Tap Changer on 11 kV side (min 35% & max 5%) with a provision of 3 phase backup supply with Bimetallic Terminal Connectors Energy Level-2, Copper wound, oil – immersed (including first fill), ONAN, and with LV Cable Box having detachable Aluminium Gland plate. The Transformer should have arrangement for vertical take-off of cable. The Transformer must include:(i) Buchholz relay(ii) Arcing horns or suitable rating lightning arrestors for HT side – 3 Nos.(iii) Bird guard(iv) Oil temperature indicator and Winding temperature indicator with suitable tripping mechanism above permissible limits(v) Additional Neutral separately brought out on bushing for earthing.(vi) Non return valve (for conducting pressure test)(vii) Pressure relief device or explosion vent(viii) Monogram Plate(ix) Inspection cover(x) Detachable type radiators with top and bottom shutoff valve.(xi) Oil Conservator with Oil level indicator(xii) Minimum level marking and drain plug(xiii) Necessary hardware, clamps, lugs etc. for termination on HV/MV etc. |
| 2 | Providing and fixing of 11 kV Gapless Surge Arrestor, 9 kV, 10 kA, LA with polymer housing, Stn. Type |
| 3 | Providing and fixing of 11 kV Horn Gap Fuse Set 3 Phase 200A |
| 4 | Providing and fixing of 11kV Polymeric composite Disc Insulator 12kV,min failing load 45kN, Lighting Impulse 75kV Positive and 80kV Negative, creepage distance 320mm with fitting |
| 5 | Providing and fixing of 11kV Polymeric composite Pin Insulator 12kV, 5kN, Lightening Impulse 75kV Positive and 80kV Negative, creepage distance 320mm |
| 6 | Providing and fixing of Galvanized Nuts and Bolts with washers. |
| 7 | Providing and fixing of GI Barbed Wire for Anti Climbing |
| 8 | Sundry items like Aluminium lugs, Jumpers, binding Tape |
| 9 | Earthing with copper earth plate 600 mm × 600 mm × 3 mm thick including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe of 2.7 metre long etc. with charcoal coke and salt as required. The Job includes providing, laying and fixing of 25 × 5 mm Copper strip to be laid from the earth plate (gas-welded with the plate) upto a height of 300 mm above the ground level. |
| 10 | Providing and fixing 25 mm × 5 mm copper strip in 40 mm dia, 2mm thick, PVC Pipe from earth electrode including connection with brass nut, bolt, spring, washer excavation and re-filling etc. as required. |
| 11 | Supply, installation, testing and commissioning of outdoor-type, 11kV Vacuum Circuit Breaker (VCB) having:Nominal System Voltage: 11 kV (Highest system voltage: 12 kV), Rated Normal Current: 630 A, Short-Circuit Breaking Current: 20-40kA for 3 seconds, Rated Making Capacity: 50kA (peak), Rated Frequency: 50 Hz, Impulse Withstand Voltage: 75 kVp to 95 kVp, Power Frequency Withstand: 28 kV rms to 36 kV rms(Schneider / ABB / LK / Siemens) |
| 12 | (a) Earth work in excavation by manual means in trenches for foundations, drains, pipes, cables etc. (not exceeding 1.5 m in width) and for shafts, wells, cesspits and the like not exceeding 10 sqm on plan, including dressing of sides and ramming of bottoms lift upto 1.5 m, including getting out excavated earth and disposal of surplus excavated earth as directed,All kinds of soil, Rate for a lead upto 50 meter beyond 1 m from cutting edge. e/w for 1 bed = 8' × 8' × 2' = 128cft = 3.73 cum. |
| 13 | b) Supply & laying of dry stone soling hand packed tightly in place including carraige from approved source.8' × 8' × 1'=64 cft = 1.86 cum |
| 14 | c) Providing and laying in position cement concrete of specified grade excluding cost of centering and shuttering (All works up to plinth level) 1:4:8 (1 cement : 4 coarse sand : 8 graded stone aggregate 40 mm nominal size) . 8' × 8' × 6''= 32cft = 0.93 cum |
| 15 | d) Providing and laying in position specified grade of reinforced cement concrete including curing but excluding the cost of centering, shuttering, finishing and reinforcement. All works upto plinth level 1:1½:3 (1 cement : 1½ coarse sand : 3 graded stone aggregate 20 mm nominal size). 8'× 8'× 5'6'' = 224 cft = 10.25 cum MINUS 0.3 cum Cut-Out section for cables.i.e., 10.25 - 0.3 = 10 cum (say) |
| 16 | e) Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto plinth level Thermo-Mechanically Treated bars of grade Fe-500D Qty vide item (d) @ 35 kg/cum |
| 17 | f) Centering and shuttering including strutting, propping etc. and removal of form work for: Foundations, footings, bases for columns |
| 18 | Supplying and erection of stay set complete (galvanised) with 12/90 mm dia. x 1.8 m long stay rod, anchor Plate of size 45cm x 45cm x7.5mm, thimble, stay clamps, turn buckle (20mm x 60cm), 7/4.00mm dia GI Stay wire and strain Insulator etc. in Cement concrete 1:3:6 (1 Cement, 3 coarse Sand, 6 graded stone aggregate 40mm nominal size) foundation including excavation and re-filling etc., as required. Please Enable Macros to View BoQ information |
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