Tender For Reapir And Maint Of 11/0.433 Distribution Transformers Outdoor Ht Structures At Drdl/Asl Area Under Ge I Rnd Kanchanbagh, Hyderabad.
Tender Value
48.50 Lakhs
Estimated cost
Bid Submission
15 Jun 2023
0 days left
EMD
97000
Bank guarantee accepted
Document Fee
500
Non-refundable
Tender Type
Online
Tender Overview
Organization
Tender ID
Competition Type
NCB
Bidding Type
Tender
Location / State
Hyderabad → Telangana
EMD Exemption
Not Available
Quantity
Not Available
Website
Contact Person
Address
Project Description
Reapir And Maint Of 11/0.433 Distribution Transformers Outdoor Ht Structures At Drdl/Asl Area Under Ge I Rnd Kanchanbagh, Hyderabad.
Corrigendum
| Sr No | Corrigendum Date | Corrigendum | Type | New Submission Date |
|---|---|---|---|---|
| 1 | 01-Jun-2023 | Amendment | Other | 08-Jun-2023 |
| 2 | 08-Jun-2023 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 15-Jun-2023 |
BOQ
| Sl. No. | Item Description |
| 1 | M&L Strip opening of transformer and removing the top cover for draining the transformer oil and taking out the core alongwith HT/ LT coil (windings) assembling the core after replacement defective part,HT/ LT coils heating varnishing, testing and housing accessories in transformer body and connection up filling in dehydrated new transformer oil and connecting, commissioning with existing electrical system HT /LT on load of capacity not exceeding 200 KVA including taking down and refixing complete all as specified and directed by EIC.Note : (i)Winding wire including labour for making coil and supply only of new spare for replacement of UNSV spare will be measured and paid separately.(ii)Transformer oil will be measured and paid separately |
| 2 | Supply only HT Bushes porcelain, vitreous with brass spindle, threaded with washer, nuts, lock and rubber seal suitable for transformer of capacity upto 200 KVA. |
| 3 | Supply onlyLT bushes porcelain Vitreous with brass spindle threaded with washers nuts, lacknuts and rubber seal for indoor/outdoor transformer of capacity not exceeding 200 KVA . |
| 4 | Supply onlyTop gasket made of 3mm thick cork sheet with suitable holes for transformer including providing suitable size of bolts, nuts and washer for transformer top cover complete for any capacity upto 200 KVA. |
| 5 | Supply onlyTop gasket made of 3mm thick cork sheet with suitable holes for transformer including providing suitable size of bolts, nuts and washer for transformer top cover complete for any capacity upto 200 to 500KVA. |
| 6 | Supply onlyTop gasket made of 3mm thick cork sheet with suitable holes for transformer including providing suitable size of bolts, nuts and washer for transformer top cover complete for any capacity upto 500 to 1200 KVA. |
| 7 | Supply onlyTop gasket made of 3mm thick cork sheet with suitable holes for transformer including providing suitable size of bolts, nuts and washer for transformer top cover complete for any capacity upto 1200 to 2500 KVA. |
| 8 | Supply onlyTapping switch/gear changer mechanism for variation of HT voltage in steps for transformer of capacity not exceeding 500 KVA . |
| 9 | Supply onlyTapping switch/gear changer mechanism for variation of HT voltage in steps for transformer of capacity not exceeding 500 to1200 KVA . |
| 10 | Supply onlyTapping switch/gear changer mechanism for variation of HT voltage in steps for transformer of capacity not exceeding 1200 to 2500 KVA . |
| 11 | Supply only breather assemblyplastic body of standard size filled with silica gel of transformer up to 500 KVA . |
| 12 | Supply only breather assemblyplastic body of standard size filled with silica gel of transformer up to 500 to 1200 KVA . |
| 13 | Supply only breather assemblyplastic body of standard size filled with silica gel of transformer up to 1200 to 2500 KVA . |
| 14 | Supply and laying electrical including rubber matt confirming IEC 61111 ISI marked of 11 KV grade, 4 mm thick, 1.5 mtr width, blue coloured anti skid texture finish ROHS/PAH complete including fixing on ground using necessary chemical adhesive liquid all as specified and directed. |
| 15 | Disconnecting the transformer of any capacity and any make, out door/indoor type from platform / two pole structureby opening HT/LT side connection, earth connections etc and shifting it to another location by craneand putting it in proper position including connecting all collections on HT/LT side and earthing strip to neutral and body and testing complete all as specified and directed.Note:- This work shall be carried out as and when required during break downs. |
| 16 | Disconnecting the transformer of any capacity and any make, out door/indoor type from platform / two pole structureby opening HT/LT side connection, earth connections etc and shifting it to work shopincluding transport chargesand putting it in proper position including connecting all collections on HT/LT side and earthing strip to neutral and body and testing complete all as specified and directed.Note:- This work shall be carried out as and when required during break downs. |
| 17 | M&L for Winding of HT/LT coil of different type capacity and make of transformer with approved quality super enamelled copper wire/ strips of approved make of suitable gauge and number of turns alongwith allied materials like cork sheet, fibre glass insulations, paper insulations, cotton/ Empire tap and tube wooden blocks bolts, nuts and washer (Brass) soldering and other packing material etc. complete all as required at site or as directed by Engr-in-Charge. |
| 18 | S&F (in repair) Cable jointing kit for 11 KV (Earthed)grade cable for outdoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminiumconductor cable of size 95Sqmm 3 core complete all as specified and directed by Engr-in-Charge.Make:- Danson / Reychem / 3M |
| 19 | S&F (in repair) Cable jointing kit for 11 KV (Earthed)grade cable for outdoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminiumconductor cable of size 120 to 185 Sqmm 3 core complete all as specified and directed by Engr-in-Charge.Make:- Danson / Reychem / 3M |
| 20 | S&F (in repair) Cable jointing kit for 11 KV (Earthed)grade cable for outdoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminiumconductor cable of size 240 to 300 Sqmm 3 core complete all as specified and directed by Engr-in-Charge.Make:- Danson / Reychem / 3M |
| 21 | S&F (in repair)Cable jointing kit for 11 KV (Earthed)grade cable for indoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminiumconductor cable of size 95Sqmm 3 core complete all as specified and directed by Engr-in-Charge.Make:- Danson / Rey chem / 3M |
| 22 | S&F (in repair)Cable jointing kit for 11 KV (Earthed)grade cable for indoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminiumconductor cable of size 120to 185 Sqmm 3 core complete all as specified and directed by Engr-in-Charge.Make:- Danson / Rey chem / 3M |
| 23 | S&F (in repair)Cable jointing kit for 11 KV (Earthed)grade cable for indoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminiumconductor cable of size 240 to 400 Sqmm 3 core complete all as specified and directed by Engr-in-Charge.Make:- Danson / Reychem / 3M |
| 24 | Supply, laying and testing in repair of HT cable XLPE insulated, screened PVC bedded galvanised steel strip or wire armoured, electric power cables (Heavy duty) with aluminium conductor, 11000 volts grade cross section area 95 sqmm 3 core complete laid in trenchers, duct, passing through pipe, fixed to poles complete all as specified and directed by Engr-in-Charge. |
| 25 | Supply, laying and testing in repair of HT cable XLPE insulated, screened PVC bedded galvanised steel strip or wire armoured, electric power cables (Heavy duty) with aluminium conductor, 11000 volts grade cross section area 120 sqmm 3 core complete laid in trenches, duct, passing through pipe, fixed to poles complete all as specified and directed by Engr-in-Charge. |
| 26 | Supply, laying and testing in repair of HT cable XLPE insulated, screened PVC bedded galvanised steel strip or wire armoured, electric power cables (Heavy duty) with aluminium conductor, 11000 volts grade cross section area 150 sqmm 3 core complete laid in trenches, duct, passing through pipe, fixed to poles complete all as specified and directed by Engr-in-Charge. |
| 27 | Supply, laying and testing in repair of HT cable XLPE insulated, screened PVC bedded galvanised steel strip or wire armoured, electric power cables (Heavy duty) with aluminium conductor, 11000 volts grade cross section area 185 sqmm 3 core complete laid in trenches, duct, passing through pipe, fixed to poles complete all as specified and directed by Engr-in-Charge. |
| 28 | Supply, laying and testing in repair of HT cable XLPE insulated, screened PVC bedded galvanised steel strip or wire armoured, electric power cables (Heavy duty) with aluminium conductor, 11000 volts grade cross section area 240 sqmm 3 core complete laid in trenches, duct, passing through pipe, fixed to poles complete all as specified and directed by Engr-in-Charge. |
| 29 | Excavation in trenches not exceeding 1.5m wide and depth beyond 1.5m but not exceeding 3 metre deep and getting out in loose/ soft soil, completeall as specified and directed by Engineer-in-charge. |
| 30 | Excavation in trenches beyond 1.5m but not exceeding 3 metre deep and getting out in any type of soil for laying of cable completeall as specified and directed by Engineer-in-charge. |
| 31 | Returning, filling in, including spreading, levelling, watering and well ramming in layers not exceeding 25cm thick, complete all as specified and directed by Engr-in-Charge. |
| 32 | Removing surplus soil to a distance n.exc 50m and deposited where directed at a level not exceeding 1.50 m above the starting point, complete, all as specified and directed by Engr-in-Charge. |
| 33 | M&L for Sand cushioning to underground cables 8cm thick before laying cable and 15cm thick after lying and streching the cable, complete all as specified and directed by Engr-in-Charge.Note :- For payment purpose punned thickness shall be measured. |
| 34 | Supplying and laying unreinforced precast concrete cable cover, class HV, type 2, flat, size 450mmx l80mm x 40mm, complete all as specified and directed by Engr-in-Charge. |
| 35 | Supply and fixingin replacement of GI strip32x6mm, buried in ground upto 50 cm or fixed to wall with insulators etc for loop earthing including welding for joints complete all as specified and directed by Engr-in-Charge.Note : Earth work will be measured and paid separetely. |
| 36 | Supply and fixing in replacement GOD triple pole 11000 Volts, mechanically operated, mounted on insulator and steel frame, with operating mechanism worked form ground level for current rating upto 400 Amps with dropout fuse complete all as specified and directed by Engr-in-Charge. |
| 37 | Supply, fix in repairs, testing and commissioning of Air break gang operated switch, triple pole mechanically operated out door type with all fittings/accessories mounted on and including 11 KV HT polymeric insulators and steel channel frame, GI operating rod 25 mm dia of suitable length with operating mechanism worked from ground level vertically operated including locking arrangement for operating handle with and including 7 levers Navtal lock complete suitable for current rating of 400 Amps HT 11 KV working pressure all as specified and directed. |
| 38 | S&F (in repair)Pin type white, brown and green insulator including one galvansied mild steel spindle, two galvanised iron washers and one galvanised iron nut 150mm high, 150mm dia for 11000 volts grade, complete all as specified. |
| 39 | S&F (in repair)Disc type insulator, vitreous 145 mm high and 255 mm dia ball and socket type, white, brown or green two in series assembly for tension with tension clamps forconductors working pressure 11000 volts. |
| 40 | M&L for stay assembly,20mm stay rod complete with accessories as shown is electrical plate No.1 all as speceified and directed.NOTE:(Loop type insulator stay clamp Excavation and concrete work shall be measured and paid seprately.) |
| 41 | M&L Loop type porcelain vitreaus white, brown or green large size with overall dimension 90mmx140mm hole 52.5mm etc, all as specified and directed. |
| 42 | S& F in repair Galvanised stay strand, size 7/4 mm complete all as directed including taking down the old unserviceable stay wire, complete all as specified and directed by Engr-in-Charge. |
| 43 | S&F in repair aluminium conductor steel reinforced any size in over head lines on HT poles including stretching the aluminium conductor and binding with binding wires of aluminium or aluminium tapes etc. Jumpers and connections, complete all as specified and directed by Engr-in-charge. |
| 44 | S&F (in repair)Cross arms, bracings, supports, clamps and back plates fabricated from structural steel sections including nuts, bolts, washers, welding, bending cold or hot, drilling holes for bolts, in any shape or size as indicated or directed and inclusive of one primer coat, one under coat and one finishing coat of paintcomplete all as specified and directed by Engr-in-Charge. |
| 45 | Stretching the aluminium conductor on overhead line/Trimming of bushes,tress ( 8 ft near to over head HT line) HT pole and binding with binding wires of aluminium or aluminium tapes etc. jumpers and connections, complete all as specified and directed by Engr-in-Charge.Note:-(a) Necessary shut down to be taken by contractor from 33 KV/ 11 KV MRS before performing the repair.(b) Stretching of eachconductor between two pole will be treated as one job. |
| 46 | Earthingcompletewith GI earthplateelectrode 600x600x3.15mm burrieddirectlyin groundnotless than2.25mtr deepbelow normal ground level with top edgeof earth plate not less than 1.25mtrbelow normal ground level connected to the GI strip 32x6mm sizeby meansof bolts ,nuts,check nutsandwashersof copper and 32x6mm Copper strip protected by provision of GI light grade pipe 40 mm boreincl provision of concrete pit in PCC1:2:4 typeB-1, using 20 mm graded stone aggregates with 40 mm thick cover of RCC (1:2:4) reinforced with XPMweight not less than 4 Kg /Sqm and 6mm diabar handle ,excavationand earthworkin any type of soil ,charcoaldustand saltlightgrade GI watering pipe 20 mm bore with funnel and wire mesh and medium grade GIprotectionpipe 15mm bore 5 Mtr long and GI strip upto main earthingof polecomplete all as shown in electrical plateNo 3 of MES Sch 2009 Part-I all as specifiedand directed. Notes:- (i) Main earthing strip from earth plate electrode to test point upto length of 7.5 metres length shalldeem to be included in the unit rate quoted against this item.(ii) GI protection pipe & earthing lead beyond 7.5 metres shall be measured and paid for separately under appropriate item of Sch A part-I. (iii) On testing after completion ifdesired resistance is not obtained, the contractor shall redo the earthing without any extra cost to the department. |
| 47 | M&L for servicing of HT 11KV, VCB installed at various locations including calibration by dismantling, cleaning, greasing the complete VCB with attached relays, bus bar etc, insulation testing, setting the contactor gap by measuring as required, reassembling the VCB and reinstalling back to its original position checking repairing the current, circuit panel wiring, relay testing (i.e. Primary and Secondary injection test)/setting of relay rating in 06 months intervals of all CT\"s and submitting the test report to Engr in Charge including provision of new spares as required complete including operational testing and commissioning all as directed.Note: (a) New spares, if required for repair/service of VCBs will be measured and paid separately.(b) Caliberationof relaysand primary and secondary injuction test shall be conducted by dealers of OEM / manufacturers. Certificate of authority shall be produced by the OEM |
| 48 | Supply only replacement of the followingspares for VCBs 33/11 KV of any make all as directed : |
| 49 | Resin encapsulated Vacuum bottles suitable for 11 KV VCBpanel of cap 400 Amp up to 25 KA as per existing. |
| 50 | Clossing coil 30V DC |
| 51 | Tripping coil 30V DC |
| 52 | 11 KV porcelainbushingfor VCB Top/Buttom |
| 53 | S&F in repiar of indicator bulb 20watt 1100 volts as per existing and make & specification suitable for 400 amps VCB, including necessary connection |
| 54 | Supply and fixing in replacement of epoxy resin cast CT dual core of ratio as per existing accuracy class .055 buden 200/100/05vA for 11 kv complete. Make -Vishal/Crompton/concord |
| 55 | S&F Operating switch (ON-OFF Lever)assembly |
| 56 | S&F Manual charging/operating gear system assembly with operating hadnle of complete assembly |
| 57 | S&F Digital type Earth fault& over current relay equivalent of L&T Mode No MC61A 24-110V |
| 58 | Material and labour for locating UG cable fault through high voltage UG cable testing van through TSSPDCL or any authorised service provider in HT cables of any size or distance complete all as specified and directed to the entire satisfaction of Engr-in-Charge. |
| 59 | S&F (in repair) Cable jointing kit for 11 KV (Earthed)grade cable for straight through heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 50 sqmm to 95 sqmm complete all as specified and directed by Engr-in-Charge. |
| 60 | S&F (in repair) Cable jointing kit for 11 KV (Earthed)grade cable for straight through heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 120 to 185 sqmm complete all as specified and directed by Engr-in-Charge. |
| 61 | S&F (in repair) Cable jointing kit for 11 KV (Earthed)grade cable for straight through heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 240 to 400 sqmm complete all as specified and directed by Engr-in-Charge. |
| 62 | Disconnecting HT/ LT side electrical connection carefully existing11 KV/ 440 Volt stepdown transformer of any capacity, draining outof existing transformer oil& reffiling of same after filtration dehydration and measuring the dielectric strength notless than 45 KV at 2mm gap including reinstallation of transformer satisfactory on its original position connecting testing and commissioning complete all as directed by Engr-in-Charge. |
| 63 | Supply and filling of transformer power oil of BDV not less than 45KVA for topping up reduced level due to evaporation/leakage/loss due to dehydration in HT transformer complete all specified and directed by Engr-in-Charge. Make : Power link/ Power oil/ Savita/ Midel |
| 64 | Replacement of danger notice plate of 1.6mm thick mild steel sheet, vitreous, enamelled whitewith letters. figures and conventional skull and bones in signal red colour and fixed with MS clamps made of 25x3mm MS flat, bolts and nuts for HT 25 x 20 cm size complete all as directed including taking down old danger notice plate, complete all as specified and directed by Engr-in-Charge. |
| 65 | S & F cable route indicator made out of 50x50x6mm angle iron, 60 mm long embedded in PCC block of suitable size with moulded letter\"\"HT cable\"\"suitable inscribed including PCC 1:3:6 type C2 (Using 40 mm graded aggregate block of 150x150x150mm size complete all as specified and directed by Engr-in-Charge. |
| 66 | Supply and laying 20mm thick graded coarse aggregate all around of the HT poles/ feeder panel/ station etc of bed 45cm thick, complete all as specified and directed by Engr-in-Charge. |
| 67 | M&L fo GI tubing light grade 80 mm dia with all fittings laid in trench or fixed on wall, along pole for protection of cable complete all as specified and directed by Engr-in-Charge. |
| 68 | S &F in replacement of Lightening arresters expulsion type complete with all fittings, suitable for volts 11000 V and discharge capacity 65 Kilo Amps complete all as specified and as directed by Engr-in-Charge |
| 69 | S & F in replacement Steel tubular swaged poles 11 meter long, type 410, SP-55 with 300mm x 300mm x 6mm mild steel base plate, finial taper plug, bolts, nuts and screws duly painted with two coats of anti-corrosive paint internally and externallycomplete including alternate black and yellow strips of 30 cm each of synthetic enamel paint upto 1.50 metre from GL and remaining external portion of pole painted with aluminium paint including writingnumber complete all as specified and as directed by Engr-in-Charge. Note : Excavation, earthwork and PCC shall be measured and paid separately |
| 70 | M&L Plain cement concrete, (1:4:8), type D-2( using 40mm graded crushed stone aggregates) as in foundation filling & mass concrete for pole complete all as specified and directed by Engr-in-Charge. |
| 71 | M&L Plain cement concrete, (1:3:6), type C-1( using 20mm graded crushed stone aggregates) as in foundation filling & mass concrete for stay complete all as specified and directed by Engr-in-Charge. |
| 72 | M&L Painting of HT 4 pole structure applying two coats of synthetic enamel paint over one coat of red oxide zink chrome primer. |
| 73 | M&L Plain cement concrete(1:2:4), type B-1 (Ceiling 20mm graded crushed stone aggregates) as in coping filling including necessary form workfinised all as specified and directed by Engineer-in-Charge. |
AI Tender Summary
Tender Timeline
Jun 08, 2023
11:30 IST
Tender Published
Tender notice published.
Completed
Jun 08, 2023
18:00 IST
Corrigendum-1 Issued
Clarifications on tender conditions and amendments issued.
Completed
Jun 15, 2023
18:00 IST
Corrigendum-2 Issued
Clarifications on tender conditions and amendments issued.
CompletedJun 15, 2023
17:00 IST
Bid Submission Deadline
Online submission via eProcurement portal.
CompletedJun 17, 2023
Bid Opening Date
Technical bids will be opened and evaluated.
CompletedTender Documents
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