Tamil Nadu Generation And Distribution Corporation Limited Tender
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Tamil Nadu Generation And Distribution Corporation Limited - TANGEDCO Tender
Electrical Generators And Transformers
Electrical and Electronics
Eprocure
Opening Date8 Nov 2024
Closing Soon25 Nov 2024
Tender AmountRefer Documents
Costs
EMD
₹ 45,000Document Cost
Refer DocumentsTender Fee
Refer Documents
Description
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Contact
Tender Id
2024_EB_499554_1Tender No
CE/D/TIN/EE/SCH/WET-03/2024-25Tender Authority
Tamil Nadu Generation And Distribution Corporation Limited ViewPurchaser Address
-Website
http://https://www.tangedco.gov.in/
GEM & Bid Advisory Services
Get portal registration, tender bidding, product/service listing or vendor/MSME certification services at a nominal cost
Documents
BOQ Items
Power Transformer Winding temperature indicator with four control switch
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Magetic Oil Gauage dial with minimum,maximum and normal (at 30C) marking and pointer and low oil level contact of 0.5 Amps , 110/30 V DC rating.
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Buchholz relay as per IS 3637
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Butterfly valve as per field requirement
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Wheel Valve 25 mm
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Wheel Valve 40 mm
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Breather for Power Transformer - 3 Kg capacity
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Breather for Power Transformer - 1 Kg capacity
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Silica Gel
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"Switch End clamps" of various sizes as per field requirement
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"T" Clamp and "L" Clamps of various sizes as per field requirement
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Neoprene Rubberized cork sheet 900X900X6MM
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Neoprene Rubberized cork sheet 900X900X8MM
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Neoprene Rubberized cork sheet 900X900X16MM
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Supply and fixing of View Glass for conservator Tank
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Supply and erection of Neutral omega copper with copper M-42 Nut & washer of suitable length and diameter as per drawing and as directed by the field engineer.
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MS round ROD 40mm diameter (For Earth electrode)
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MS FLAT (65X10 & 50X8 for earth mat and neutral Earthing )
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GI bolt and Nuts of various size with washers
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Supply of Yellow empire tape
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Supply and erection of terminal block with Links as per the field requirement
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SCHEDULE OF PRICES FOR LABOUR CHARGES
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Labour charges for Dismantling of 50 mm busbar and Jumper connection of Power Transformer including disconnection of necessary wiring as directed by the Field Engineer.
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Labour charges for Dismantling of 5 MVA & Below 5 MVA Power Transformers with out using board crane the complete accessories of Power Transformer such as header pipes, Cooler Bank radiators, H.V. & L.V. bushings, conservator tanks, bucholz relays, equalizing pipes, Cooler fans, Pumps etc. and Draining the oil up to the required level as directed by Field Engineer.
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Labour charges for Dismantling of 8 MVA Power Transformers with out using board crane the complete accessories of Power Transformer such as header pipes, Cooler Bank radiators, H.V. & L.V. bushings, conservator tanks, bucholz relays, equalizing pipes, Cooler fans, Pumps etc. and Draining the oil up to the required level as directed by Field Engineer.
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Labour charges for Dismantling of 5 MVA & Below 5 MVA Power Transformer with out using board crane, the accessories of Power Transformer such as header pipes, Cooler Bank radiators only and Draining the oil up to the required level as per site condition and as directed by Field Engineer. (30% of full dismantling charges)
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Labour charges for Dismantling of 8 MVA Power Transformer with out using board crane, the accessories of Power Transformer such as header pipes, Cooler Bank radiators only and Draining the oil up to the required level as per site condition and as directed by Field Engineer. (30% of full dismantling charges)
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Labour charges for Dismantling of 5 MVA & Below 5 MVA Power Transformer with out using board crane the accessories of Power transformer such as H.V. & L.V. bushings, etc. and Draining the oil up to the required level as per site condition and as directed by Field Engineer. (30% of full dismantling charges)
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Labour charges for Dismantling of 8 MVA Power Transformer with out using board crane the accessories of Power transformer such as H.V. & L.V. bushings, etc. and Draining the oil up to the required level as per site condition and as directed by Field Engineer. (30% of full dismantling charges)
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Labour charges for Dismantling 5 MVA & Below 5 MVA Power Transformer without using board crane the accessories of Power transformer such as conservator tanks, bucholz relays, equalizing pipes only and Draining the oil to the required level as per site condition and as directed by Field Engineer. (30% of full dismantling charges)
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Labour charges for Dismantling 8 MVA Power Transformers without using board crane the accessories of Power transformer such as conservator tanks, bucholz relays, equalizing pipes only and Draining the oil to the required level as per site condition and as directed by Field Engineer. (30% of full dismantling charges)
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Labour charges for Pulling off the failed Power Transformer from the plinth to safer side as directed by the Field Engineer.
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Labour charges for Pulling and placing the allotted Power Transformer at the allotted plinth as directed by the Field Engineer.
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Labour charges for loading Power Transformer with complete accessories including released oil, initial lead of 5 Metres as directed by the Field Engineer.
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Labour charges for Unloading the Power Transformer with complete accessories including released oil, initial lead of 5 Metres as directed by the Field Engineer .
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Transporting of the Power Transformers main tank with core level oil and all accessories and released oil by Low bed trailer and lorry as directed by the filed Engineer. (Flat rate for weight Upto 30 MT and up to 100 KM Distance)
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Transporting of the Power Transformers main tank with core level oil and all accessories and released oil by Low bed trailer and lorry as directed by the filed Engineer. (Flat rate from 31 to 50 MT and up to 100 KM Distance)
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Transporting of the Power Transformers with accessories above 100 KM (Flat rate + Rs/MT/KM rate)
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Labour Charges for loading/unloading of power transformer oil barrel with new/released oil from store to site or vice versa as directed by the Field Engineer.
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Labour charges for erection of 5 MVA & Below 5 MVA Power Transformer with out using Board crane wherever applicable including gasket changing for H.V. & L.V. Bushings, Radiator valve, Conservator Valve, equalizer Pipe Valve, Bucholz Valve, etc. as directed by Field Engineer. (Gasket to be supplied by the TNPDCL).
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Labour charges for erection of 8 MVAPower Transformer with out using Board crane wherever applicable including gasket changing for H.V. & L.V. Bushings, Radiator valve, Conservator Valve, equalizer Pipe Valve, Bucholz Valve, etc. as directed by Field Engineer. (Gasket to be supplied by the TNPDCL).
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Labour charges for draining of oil from main tank to Barrels as directed by the Field Engineer.
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Labour charges for Intial filling of oil under vacuum from spare tank / barrel to main tank as directed by the Field Engineer.
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Labour for dismantling of Top Cover gaskets of Power Transformers up to 8 MVA Capacity including OLTC cover and Replacement of Top cover gaskets, OLTC gaskets, Radiator, Butterfly valve inner Gaskets and all other gaskets, which are not normally covered under dismantling and re-erection, gaskets changing and refitting of top cover and OLTC cover plate & all other dismantled accessories and complete tightening works as directed by the Field Engineer. All the required Gaskets of RC 70C grade and governed by IS 4253 to be supplied by Contractor.
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Labour for dismantling of Top Cover gaskets of Power Transformers upto 8 MVA capacity including OLTC cover and Replacement of Top cover gaskets, as directed by the Field Engineer. All the required Gaskets of RC 70C grade and governed by IS 4253 to be supplied by Contractor.
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Labour Charges for Overhauling of Power Transformers OLTC mechanism including cleaning and replacing of defective spares and gaskets etc. as directed by the Field Engineer. Gasket & Spares will be supplied by TNPDCL. (Power Transformers of Upto 8 MVA capacity).
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Labour charges for initial hot oil circulation in seprate tank. The fillter will be provided by contractor.
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Labour charges for Hot oil Circulation of oil of Transformer and OLTC under vacuum drying when ever applicable/necessary up to the required level and circulation of oil till satisfactory results are obtained before commissioning as directed by Field Engineer. Oil circulation required only in Main tank
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Labour for the erection of required control cables of upto 8 core in duct from power transformer to control room and in the transformer body as directed by the Field Engineer. (Labour for erection of cable in duct/trench/clamping on structures - neat laying in the ducts with identification Tags, Plastic token in all duct corners for easy identification of cables. including fabrication of clamps and fixing at uniform intervals as directed by the field engineer)
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Labour for the erection of required control cables of above 8 core in duct from power transformer to control room and in the transformer body as directed by the Field Engineer. (Labour for erection of cable in duct/trench/clamping on structures - neat laying in the ducts with identification Tags, Plastic token in all duct corners for easy identification of cables. including fabrication of clamps and fixing at uniform intervals as directed by the field engineer)
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Supply and glanding of all the control cable in transformer to RTCC, DM.Box, MBox, etc including removing of insulation of the control cable and providing suitable holes in the gland plate as directed by the field engineer with 32 mm Cable glands.
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Supply and glanding of all the control cable in transformer to RTCC, DM.Box, MBox, etc including removing of insulation of the control cable and providing suitable holes in the gland plate as directed by the field engineer with 28 mm Cable glands.
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Supply and glanding of all the control cable in transformer to RTCC, DM.Box, MBox, etc including removing of insulation of the control cable and providing suitable holes in the gland plate as directed by the field engineer with 25 mm Cable glands.
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Supply and glanding of all the control cable in transformer to RTCC, DM.Box, MBox, etc including removing of insulation of the control cable and providing suitable holes in the gland plate as directed by the field engineer with 19 mm Cable glands.
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Termination of cable core end, dressed neatly including the cost of cable socket (lug) ferrules, sleeves, tags, ties, stropes, etc., as directed by the field engineer.
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Labour charges for one finish coating of aluminium painting works with spray gun for Power Transformers of upto 8 MVA capacity complete including T&P etc. and painting of valves, bushings with red, yellow, blue and black paint including cost of paint of reputed make company viz Asian, Berger etc., and Consumables as directed by the field Engineer.
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Providing 140/150mm dia bore including labour, lead, lift etc., including mobilization in all types of soil and erection of earth pit, supply and providing A4 Grade bentonite powder with 5% common salt mixed with available site clay soil with water 5Kg/meter depth in earth bore and pouring water and tightening of earth bore, upto satisfactory earth resistance value, and as directed by the field Engineer and supply of identification board of size 300x250 mm out of 14 SWG MS sheet and lettering and 12 mm M.S. round rod to be fixed to the board.
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Labour, Machineries, consumables for Fabrication and Erection of earth Mat, earth connections, Earth Electrodes, Earth spikes (including Sharpening of earth Spike) as directed by the field Engineer.
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Labour for Excavation and reffilling of Earth/Trench for earth mat, cable etc of any size/depth, narrow excavatiopn as directed by the field Engineer in normal clay/hard gravel soil.
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Supply and Erection of HV side Power connectors including the cost of bolts, Nuts and Electrical connections as per drawing directed by the field engineer. (50MM)
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Supply and Erection of LV side Power connectors including the cost of bolts, Nuts and Electrical connections as per drawing directed by the field engineer.
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Labour charges for 50 mm Aluminium Bus bar erection including suitable modification of switch end clamps and Transformer free end clamps, providing suitable bend and holes wherever necessary as directed by the Field Engineer.
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Labour for erection of LV Jumper including modification of clamps providing holes wherever necessary as directed by the field engineer.
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Charges for Transport insurance for Power Transformer from the released SS site to the allotted SS site with Nationalised Insurance company.
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