Andaman Lakshadweep Harbour Works Tender
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The ALHW has issued a formal invitation for competitive bids for the Andaman Lakshadweep Harbour Works project, for Attending Major Repair And Servicing Of 400kva Transformer At Ce And A (alhw) Office Complex, Mohanpura, Sri Vijaya Puram. in South Andaman, Andaman & Nicobar Islands. The bid opening date for this tender is 20-02-2025 and the last date for bid submission is 07-03-2025. Interested bidders for Andaman Lakshadweep Harbour Works tender can download the important documents here to check the tender amount, scope of work, eligibility criteria and technical requirements.
Andaman Lakshadweep Harbour Works - ALHW Tender
Electrical Generators And Transformers
Electrical and Electronics
Eprocure
Opening Date20 Feb 2025
Closing Date7 Mar 2025
Tender AmountRefer Documents
Costs
EMD
₹ 10,000Document Cost
Refer DocumentsTender Fee
Refer Documents
Description
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Contact
Tender Id
2025_ALHW_850223_1Bid Award Id
ViewTender No
ALHW/DCEM/TECH(Q-105)/1/2025Tender Authority
Andaman Lakshadweep Harbour Works ViewPurchaser Address
-Website
http://eprocure.gov.in
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Documents
BOQ Items
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Replaceing of the LT porcelain busing complete of the capacity distribution transformers of 400KVA as per the direction of EIC ,including cost of all materials required, cost of all labour charges, transportation charges, cost of all taxes and duties, GST etc., complete.
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Cleaning the transformer body from inside, removing deposited dirt/ sludge/ foreign particles etc, from the bottom/ body of the transformer and drying up the shell from inside before refilling of the transformer oil etc.
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Refilling the filtered transformer oil in the shell of transformer up to reqired level complete.
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Supply and topping up of transformer oil with di-electric strength not less than 60 KV in to the conservator tank/ body tank of the transformer as per the direction of EIC ,including cost of all materials required, cost of all labour charges, transportation charges, cost of all taxes and duties, GST etc., complete.
390
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Draning out transformer oil from the above said transformer in the suitable capacity of container/ drums and keeping it in safe custody for reuse.
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Filtration of transformer oil of the transformer,to achieve di-electric strength not less than 60 KV at 2.5mm gap as per relevant IS with portable filtration plant testing of the oil for the di-electric strength before filtration and after filtration as per the direction of EIC ,including cost of all materials required, cost of all labour charges, transportation charges, cost of all taxes and duties, GST etc., complete.
390
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Lifting/ shifting to the place from where removed or to any location as directed and re-installing the transformer including connection primary/ secondary/ neutral and earthing connections etc.complete.
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Replaceing of the HT porcelain busings complete of following capacity distribution transformer of 400KVA.as per the direction of EIC ,including cost of all materials required, cost of all labour charges, transportation charges, cost of all taxes and duties, GST etc., complete.
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Lifting and refixing core assembly inside the transformer shell gently and carefully connectioning primary/ secondary/ Neutral connections to the bushings assembly, fixing of tap charge over including tightening of nuts, bolts, washers of the core to reduce humming noise all as directed.
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Refixing the top cover including replacement of cork sheet/ gasket 8mm thick tightening of nuts/ bolts/ washeres etc, and replacement of breather with silica gel crystal type.
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Cleaning and washing thoroughly core and windings of the transformer by hosing down with clean dry oil (without moisture) conforming to IS 335/1983, removing deposited dirt/ sluge/ foreign particles from the windings/ core, thorough inspection of windings, providing insulations to leads and terminals, heating/ drying/ baking complete carefully and thoroughly inside the heating chamber at suitable temperature to obtain requested value of insulation resistance etc.,
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Rewinding of distribution (HT/LT) transformer of capacity (400 KVA)/ type by winding the defective coils with new copper wire as per I.S of same gauge and existing size together with new insulated materials/ bracings before placing in to the transformer and assembling the coil with new insulatation and fitting the coils in the chamber, testing and commissioning the transformer as per the direction of EIC ,including cost of all materials required, cost of all labour charges, transportation charges, cost of all taxes and duties, GST etc., complete.
120
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Disconnecting carefully electrical connection from both HT/LT (primary & secondary sides of the transformer, keeping them at safe side and taking out the transformer outdoor type of capacity 400 KVA, 11 KV/ 0.433 KV, step up / step down any make for carrying out complete overhauling which shall comprise of the following, as per the direction of EIC ,including cost of all materials required, cost of all labour charges, transportation charges, cost of all taxes and duties, GST etc., complete.
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Replaceing of the L T busing rod made out of gun metal with threading & of suitable length / size all as per existing including metal rings/ bolts/ washers/ rubber rings etc.,as per the direction of EIC ,including cost of all materials required, cost of all labour charges, transportation charges, cost of all taxes and duties, GST etc., complete.
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Preparation of old painted surfaces of transformer with coarse cloth/ brush and painting throughout externally on exposed surfaces with two coats of smoke grey colour synthetic enamel paint, as per the direction of EIC, including cost of all materials required, cost of all labour charges, transportation charges, cost of all taxes and duties, GST etc., complete.
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