Repairs/Replacement Of Insulators , Ht Vcb , Rmu Panels And Maintenance Of Transformer/Two Pole Structure At Af Station Naliya Under Ge ( Af ) Naliya
Tender Value
10 Lakhs
Estimated cost
Bid Submission
11 Nov 2019
0 days left
EMD
20000
Bank guarantee accepted
Document Fee
500
Non-refundable
Tender Type
Online
Tender Overview
Organization
Tender ID
Competition Type
NCB
Bidding Type
Tender
Location / State
NALIYA → Gujarat
EMD Exemption
Not Available
Quantity
Not Available
Website
Contact Person
Address
Project Description
Repairs / Replacement Of Insulators , Ht Vcb , Rmu Panels And Maintenance Of Transformer / Two Pole Structure At Af Station Naliya Under Ge ( Af ) Naliya
BOQ
| Name of Work: REPAIRS/REPLACEMENT OF INSULATORS, HT VCB, RMU PANELS, MAINTENANCE OF TRANSFORMER/TWO POLE STRUCTURE AT AF STATION NALIYA UNDER GE (AF) NALIYA | |||||
|---|---|---|---|---|---|
| Sl.No. | Item Description | Item Code / Make | Quantity | Units | |
| 1 | 1 | Calibration of VCB / RMU relay by injecting High voltage through CTS checking the over load system of VCB upto 90 % rated load and artificial fault creation and setting of relay by 10 to 15 % of rated load removing u/s overload and earh fault relay including connection with power pack.Opening out the trolly checking the operation of VCB mechanically and electrically through shunt trip coil including energizing of springs automatically including checking of TNC switch.Testing and commissioning all as specified and directed by EIC.\nNote: (i) Maintenance to be carried out the reps of OEM like CG,ABB,C & S (ii) After completion test certificate shall be furnished from OEM. | 6 | Each Job | |
| 2 | 2 | M&L for maintenance of VCB / RMU11 KV, 400/ 630 /1200 Amps including removal of VCB trolley, cleaning of all copper male and female contact, tightening of all connections, checking of all auxiliary contacts, control wiring, servicing of relays, etc. refixing the VCB trolley to its original position including proper setting of manual/motorize operation of VCB, checking/setting of tripping system, etc complete all as specified and directed by EIC.\nNote: (i) Maintenance to be carried out the reps of OEM like CG,ABB,C & S (ii) After completion test certificate shall be furnished from OEM | 7 | Each Job | |
| 3 | 3 | M & L for taking down carefully Transformer / Isolation transformer of any capacity, any make, any type from pole / plinth/ base, disconnecting HT & LT side connections, earthing strip of transformer, supporting angles, cross arm, shifting / transporting transformer carefully from the site to the workshop opening the top cover of the transformer, bushing, draining of oil from the transformer, lifting the core complete taking out defective coils from the core, cleaning the tank and reassembling the transformer after carrying out the repairs/replacement of worn out part, ovening the complete unit till to get desired megger value, transporting returning back to the site installing re-commissioning and testing of the transformer at its original place, connecting up HT & LT sides, earthings, supports / cross arms etc all as directed by EIC\nNote: Spares, Rewinding of transformer,reinsulating & heating if required will be measured and paid separately under respective Sch'A' items | 2 | Each | |
| 4 | 4 | Supply & Fix Top cover gasket made up of 5 mm thick cork sheet. | 2 | Job | |
| 5 | 5 | Supply & Fix HT bushing, porcelain vitreous brown body suitable for 11 KV as per IS 3347 complete all as specified and directed by EIC. | 6 | Each | |
| 6 | 6 | Supply & Fix LT bushing, porcelain vitreous brown body 1100 V grade as per IS 3347 complete all as specified and directed by EIC. | 8 | Each | |
| 7 | 7 | Supply & Fix HT brass studs along with washers for one terminal 11 KV transformer complete all as specified and directed by EIC. | 6 | Each | |
| 8 | 8 | Supply & Fix LT brass studs along with washers for one terminal 1100 Volts grade transformers complete all as specified and directed by EIC. | 8 | Each | |
| 9 | 9 | Supply & Fix Breather assembly complete with silica GEL of make Omkar/Kamal complete all as specified and directed by EIC | 2 | Each | |
| 10 | 10 | Supply & Fix Temp level indicator including its bolts, nuts, gasket etc complete all as specified and directed by EIC | 2 | Each | |
| 11 | 11 | Rewinding old / burnt out HT/LT coils by super enameled copper winding wire / strips of appropriate size of super quality (as per existing material & size of transformer coils) including, insulating, varnishing, heating, keeping coils in position, etc for transformer up to 315 KVA complete all as specified and directed by EIC. | 35 | Kg | |
| 12 | 12 | Re-insulation of heated / weak LV coils of transformer by super quality insulating materials, heating, varnishing , etc complete to improve IR value etc complete all as directed by EIC. | 6 | Per Coil | |
| 13 | 13 | Replacement of 90 degree lug boot for HT terminals on each phase for protection of the HT termainals from moisture/dust etc complete all as specified and as directed. | 3 | Set of 3 | |
| 14 | 14 | Supply & Replacement of complete power pack unit of 220 V/110 V AC input and 110 V DC output fixed inside the HT VCB/RMU unit complet for back up of the tripping system of Circuit Breaker etc. complete all as specified and as directed. | 2 | Each | |
| 15 | 15 | S& F in replacement of Digital protective relay ( for HT VCB) of 3 phase over current /earth fault with high set C.T. Rating 1A or 5A , field selectable , Aux.supply 24V-240V AC/DC and out put contacts 4 NO Type 14N relay.\nMake: L&T Cat Part No.MC61ANX4000 or equivalant crompton greaves/CG | 2 | Each | |
| 16 | 16 | All as per Item No.15 above but with self powered relay\nMake: CG Model CGI-14S or ABB its equivalent model as approved by GE | 1 | Each | |
| 17 | 17 | M & L for replacment of Tripping coil 110 V DC and any model for existing HT VCB panels complete all as specified and directed by EIC. | 1 | Each | |
| 18 | 18 | M&L for Replacement of auotmatic spring charge motor of the Vacuum circuit breaker of exisiting make and model complete all as specified and directed by EIC. | 1 | Each | |
| 19 | 19 | S&F Epoxy Current Transformer (CT) with ratio of 100-50/5 or 60-30/5 with Burden -15kA, Class 1, 5P10 as per exisiting make and model complete all as specified and as directed by EIC. | 3 | Each | |
| 20 | 20 | Supply and Lay Insulating Polymat ISI marked for 11/12 kV Installations in substations as per OEM specifications complete all as specified and as directed by EIC. | 10 | Sqm | |
| 21 | 21 | M & L for replacement of Air break switch (GOD) Triple pole, mechanically gang operated Air Brack Switch, mounted on insulator and steel frame, with operating mechanism worked from ground level, for current rating upto 200 amps, 11000 Volts grade complete all as specified and directed by EIC. | 1 | Each | |
| 22 | 22 | S & F cable jointing kit for 11 KV (Earthed) grade\ncable for indoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 95 sqmm to 120 sqmm complete all as specified and directed by EIC. | 2 | Each | |
| 23 | 23 | S & F 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 aluminium conductor cable of size 95 sqmm to 120 sqmm complete all as specified and directed by EIC. | 1 | Each | |
| 24 | 24 | S & F 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 aluminium conductor cable of size 95 sqmm to 120 sqmm complete all as specified and directed by EIC. | 1 | Each | |
| 25 | 25 | S & F 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 95 sqmm to 120 sqmm complete all as specified and directed by EIC. | 2 | Each | |
| 26 | 26 | S & F 100mm bore GI tubing light grade including all fittings, laid in trenches, fixed to walls and ceilings or laid in floors including taking out old/existing pipes complete all as specified and directed. | 20 | RM | |
| 27 | 27 | S & F Expulsion fuse unit made up of procelicien insulator mounted on steel frame with necessary nuts and bolts suitable for a voltage of 11000 volts and up to 100 Amps complete all as specified and directed by EIC. | 6 | Each | |
| 28 | 28 | M & L for 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 paint complete all as specified and directed by EIC. | 1 | Qtl | |
| 29 | 29 | M & L for dehydration/filtration of transformer oil/ stabilizer oil / HT oil switch up to 630 Amps capacity of exisitng transformer/ stabilizer of 30 kVA to 500 kVA installed at site/ HT oil switch up to 400 Amps capacity installed at various locations, with portable plant to improve the dielectric strength 40 to 60 kV during filling of oil, after intial filtraction, including testing of dielectric strength after dehydration at site complete all as specified and directed by EIC .\nNote: contractor shall produce the transformer oil tests showing oil test results before and after filteration consisting of transformer details all as directed. | 1200 | Ltr | |
| 30 | 30 | Supply & filling of transformer oil in transformer / voltage stabilizer in situ/ at site for toppin up the level of oil having dielectric strength 40-60 kV during fillin after initial filtraction conforming to IS-335 complete all as specified and directed by EIC.\nNote: Transformer oil shall be supplied in sealed container.\nMake: Power/ Insole/ Universal. | 200 | Ltr | |
| 31 | 31 | S & F in repairs IC Based Electronic circuit board for 500 KVA capacity servo voltage stabilizer (PCB) of make Jindal complete all as specified and directed by EIC. | 2 | Each | |
| 32 | 32 | S & F in repairs servo motor for servo operation of capacity 3 Kg torque. Make as per exisiting up to 500 kVA | 2 | Each | |
| 33 | 33 | S&F in repairs Trigger/ Control transformer of suitable capacity for servo voltage stabilizer complete all as specified and as directed. | 1 | Each | |
| 34 | 34 | Excavation in trenches n.exc 1.5 m depth and n.exc 1.5m in width, n.exc 10 sqm on plan for foundation etc and getting out in soft / loose soil all as specified and directed. | 73 | Cum | |
| 35 | 35 | Returning filling in soil including spreading leveling watering & well ramming in layers not exceeding 25 cm thick complete all as specified and as directed. | 51 | Cum | |
| 36 | 36 | Removing excavated soil to a distance n.exc 50 m and depositing where directed at a level not exceeding 1.5m above the starting point complete all as specified and as directed. | 22 | Cum | |
| 37 | 37 | M & L for providing dry river sand as in cushioning to under ground cable including punning down of sand in layer all as specified and directed by Engg-in-Charge.\nNote: For measurement purpose punned thickness of sand will be considered. | 15 | Cum | |
| 38 | 38 | Supply and Lay factory made un reinforced precast concrete cable cover HV Type I with flat size 300mm X 180mm X 40mm | 948 | Each | |
| 39 | 39 | Supply & lay in trenches / duct passing through pipe / duct or fixed on pole and connecting and testing XLPE insulated, PVC inner sheathed, armoured with galvanised steel strip or wire, earthed type, heavy duty, HT underground cable ISI marked with aluminium multistranded conductor 11000 volt grade of size 120 Sqmm 3 core complete all as specified and directed. | 100 | RM | |
| 40 | 40 | Taking out unserviceable / serviceable HT cables from excavated trenches, ducts, wall, pole etc including removing cable covers, sand, cable joints, pipes, clamps etc, taking out old serviceable cables for reuse and removing unserviceable cables, covers etc, for the sizes of cables 95 / 120 Sqmm all as directed by Engg in charge. | 200 | RM | |
| 41 | 41 | M & L for relaying the serviceable HT 11 KV 3 core 95/120 sqmm of size cable in trenches/fixed to poles/wall, XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, electric power cable( HT ), all as specified and directed by EIC.\nNote: Excavation, earthwork, cable joints, sand coushing & cable cover will be measured and paid separately if required | 100 | RM | |
| 42 | 42 | M & L for erection of Precast HT cable route / cable path indicator,made out of PCC 1:2:4 ,type Bo,12.5 mm graded stone aggregates of size 100 Cm (Height) x 12 Cm (Width) x 8 Cm (Thichness), painted with orange colour lettering synthetic paint and letters 4 inch \"DANGER,HT 11 KV CABLE\" to be written with black colour lettering synthetic paint and embedded in PCC block 1:3:6 type C2 (using 40mm graded aggregate) of size 15cm x 15cm x 20cm including necessary excavation for PCC block c, placed at interval of every 30m ,complete all as specified and as directed by Engr-in-Charge. | 300 | Each |
AI Tender Summary
Tender Timeline
Oct 17, 2019
11:30 IST
Tender Published
Tender notice published.
CompletedNov 11, 2019
17:00 IST
Bid Submission Deadline
Online submission via eProcurement portal.
CompletedNov 18, 2019
Bid Opening Date
Technical bids will be opened and evaluated.
CompletedTender Documents
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