DISMANTLING, TRANSPORTATION (TOandFRO), REPAIR OF FAILED POWER TRANSFROMER, TESTING, ASSEMBLING, ERECTION AND COMMISSIONING OF Failed 20 MVA, 66/11 KV (3 Limbs), APEX Make, Sl.No. T-903/01 Power Transformer failed on 08.04.2023 at 66/11 KV Bagepalli S/s, TLandSS Division,Gowribidanur ON TTK BASIS (with two part tender and Percentage basis) in KPTCL,TRANSMISSION(MAINTENANCE),BRAZ CIRCLE(CALL3)

2B Contd.(i)Applicable to 110kV &Below voltage class Power Transformers.a)a minimum of 60percent of the value of the tendered amount against each of 02 distinct work orders on total turnkey basis.OR b)a minimum of 50 percent of the value of the tendered amount against each of 03 distinct work orders on total turnkey basis OR c)a minimum of 40 percent of the value of the tendered amount against each of 04 distinct work orders on total turnkey basis.

1A. The Bidder shall have experience of minimum 05 years in manufacturing or repairing, testing and commissioning of same or higher voltage class of Power Transformer herein tendered involving designing, manufacturing and replacement of faulty windings in case of Power Transformer which has been repaired for any of the Government or public sector or power utility in India which should have been in satisfactory continuous operation for at least 02 years prior to the date of opening of the tender.

1B. The repairer participating in the tender for repair of Power Transformers shall be the approved vendor for supply of minimum 33 kV Class and 5 MVA capacity Transformers to Public Utilities with minimum 02 (Two) years of experience in manufacturing/repairing, testing and commissioning of 33 kV class 5 MVA or higher voltage class Transformers. The manufacturing unit/facility of the bidder shall be located within Karnataka state.

Experience as Repairer or Manufacturer for at least 05 years together with Performance as Repairer or Manufacturer over the last 02 years from a Public utility.NOTE In Case, the bidder is a Vendor for supply of transformers to Public Utilities with minimum 02 years of experience in manufacturing or repairing, testing and commissioning of 33 kV class 5 MVA or higher voltage class Transformers and the manufacturing unit or Works of the bidders is located within Karnataka state, then the above clause is not applicable.

2A. The Bidder should have executed either manufacture or repair on total turnkey basis (involving designing, manufacturing and replacement of faulty windings of Power Transformer) of a same or higher voltage class in the past 5(Five) years ending last day of the month previous to the one in which tender is invited for any of the Government / public sector power utility for any one of the following value of work which shall have rendered satisfactory service of at least 02 (two) years continuously.

The prospective Bidder should enclose an affidavit duly sworn by them before notary public with the tender disclosing their status regarding blacklisting/debar by any State Electricity Boards/Utilities/Govt. Undertaking / Govt. Department and / or convicted by a court of law failing which their tender will rejected.

The Bidder shall upload the proof of having possessed the above TnP equipment along with valid calibration certificate for testing or measuring equipment to the e-portal for verification. The Repairers who do not possess the above equipment and valid calibration reports will be treated as non-responsive and their Bids will be rejected.

3A contd. Sufficient no. of sensors for measuring top and bottom oil temperatures shall be made available for testing of Transformers, and other essential T&P. Digital Flow meter for measuring the quantity of Transformer oil during filling. Generators or Transformers and Capacitor Banks and Instrument transformers of adequate rating for conducting Load loss, No load loss , separate source , DVDF and Temperature rise Tests.Adequate rating of Impulse Generator for conducting Lightening Impulse Test.

3A.The Bidder should have established own workshop to accommodate and repair EHV Transformers and should maintain dust free environment for winding works and should have the essential equipment like 40 Tons EOT crane for capacities up to 31.5 MVA and 100 Tons EOT crane for capacities beyond 31.5 MVA. Winding machines for winding of Transformer windings. At least 6 KL oil filtration plant.

The Bidder shall have necessary facilities at his own works for carrying out all routine tests mentioned in this specification including facility to carry out special tests namely Impulse Test and Temperature Rise Test on a repaired Power Transformer as prescribed in the latest IS 2026 1977 or any relevant standard as applicable for testing of repaired Power Transformer. The testing facilities shall have testing and measuring instruments calibrated by National Accreditation Board for Testing and Calibration Laboratories NABL. Valid calibration reports of Testing and measuring instruments shall be uploaded to the eportal.

The Bidder should have their own repair shop with all the facility such as Crane Oven winding machines etc required for carrying out necessary repairs on Power Transformers.

2C.NOTE:Clause (a), (b) and (c) as above(2B) will not be applicable if the bidder is a Vendor for supply of minimum 33 kV Class and 5 MVA capacity Transformers to Public Utilities with minimum 02 years of experience in manufacturing/repairing, testing and commissioning of 33 kV class 5 MVA or higher voltage class Transformer and the manufacturing unit/works of the bidders is located within Karnataka state

2B. The repairer participating in the tender for repair of Power Transformers shall be the approved vendor for supply of minimum 33 kV Class and 5 MVA capacity Transformers to Public Utilities with minimum 02 years of experience in manufacturing/repairing, testing and commissioning of 33 kV class 5 MVA or higher voltage class Transformers. The manufacturing unit/facility of the bidder shall be located within Karnataka state

1B. The repairer participating in the tender for repair of Power Transformers shall be the approved vendor for supply of minimum 33 kV Class and 5 MVA capacity Transformers to Public Utilities with minimum 02 (Two) years of experience in manufacturing/repairing, testing and commissioning of 33 kV class 5 MVA or higher voltage class Transformers. The manufacturing unit/facility of the bidder shall be located within Karnataka state.

Bidder shall ensure that soft copies of No deviation Power Of Attorney Letter of Undertaking Affidavit on Black Listing Self declaration on the Litigation and any other undertaking or agreement if applicable are uploaded besides submitting the originals to the Office of the Superintending Engineer Electy Tr BRAZ KPTCL, Hebbal Bengaluru on or before the date and time of opening of technocommercial bids

3A contd. Insulating paper wrapping machine.Vacuum drying chamber to accommodate the active parts of the tendered Transformer.Fully Automatic Digital Insulation Tester (5 KV). Automatic Digital Capacitance and Tan delta measuring instrument. Digital winding resistance measurement instrument. Digital turns ratio meter. Power analyzer. Adequate rating of cables for measuring load losses and impedance as per IS.2026.

Bidder has to upload and submit copies of PROFIT and LOSS ACCOUNT or BALANCE SHEET for last 05 years along with latest Income tax clearance certificate. The Bidder shall furnish certified copy of the Annual Turn Over with balance sheet duly signed by the Chartered Accountant

Bidders shall have adequate financial stability and status to meet financial obligation pursuant to the scope of this assignment and shall meet the following minimum criteria- Minimum Average Annual Turnover MAAT of the Bidder for best 03 years out of last preceding 05 financial years on the date of tendering ending on March shall not be less than 100 percent of the amount put to tender.

4contd.NOTE In case Bidder is a holding company MAAT shall be that of holding company only ie excluding its subsidiary or group companies. In case Bidder is a subsidiary of a holding company MAAT shall be that of subsidiary company only ie excluding its holding company

The firm should have sound financial capability. The solvency required will be 100 percent of the amount put to tender. The solvency certificate shall be from a nationalized or scheduled Bank and issued within a period 12 months from the final date of submission of tender.

The Bidder shall have technically qualified work force with domain knowledge relating to design of Power Transformer including quality control and shall have infrastructure testing and erection facilities and capacity to execute the works.

Proof of PAN and Goods and Service Tax Registration number shall be furnished and uploaded.

The Bidder shall key in the percentage above or par or below both in figures and words in price sheets and other details in Techno-commercial sheets and upload them on to the website on or before the time and date indicated in notice inviting tender NIT. All the documents indicated in Clause 7 of ITB shall be uploaded in the proper schedules of Techno commercial sheets along with Demand Draft/Pay order and Bank Guarantee if any

The Bidder shall provide detailed information on any litigation or arbitration arising out of contracts completed or under execution by it over the last 05 years with the Owner. A History of awards involving litigations against the bidder or as a part of Joint Venture may result in rejection of Bids. The Bidders should furnish a selfdeclaration stating the above and upload the same failing which their offer is liable to be rejected.

KPTCL will not be responsible for any costs or expenses incurred by Bidders in connection with the preparation of Bids including the costs and expenses to make site visits.

Bids must be uploaded on or before the date and time notified through online on e-procurement portal as per e-procurement guidelines

All Bids must be accompanied by a Bid Security indicated Tender Documents

Bids will be opened on the date and time specified in the presence of the Bidders representatives who choose to attend at the address above

Bidders are required to quote in percentage in figures and words only.

The Bidder shall separately indicate the list of materials for the repair work sourced from outside Bought out item and those sourced from his own works Own manufactured item.

The quantities shown in above Schedule are approximate and are as a guide to give the tenderers an idea of quantum of work involved. The Owner reserves the right to increase or decrease and or delete or include any of the quantities given above and no extra rate will be allowed on this account.

The Amount quoted by the bidder is Exclusive of tax. The % of tax excluded shall be indicated as a separate line item in the PRICE BID both in figures and words. Bidders are required to ascertain themselves, the prevailing rates of Tax from time to time as applicable on the scheduled date of submission of Bids or revised Price Bids if any and Owner would not undertake any responsibility whatsoever in this regard.

Copies of original documents defining the constitution or legal status, place of registration and principal place of business of the Bidder and written power of attorney to the signatory of the Bid to commit the Bidder together with the resolution passed in this regard by the Board of Directors / all the partners of the firm.

The qualification and experience of key personnel proposed for carrying out the work

5A.In addition to uploading the following documents to the e-portal, the signed original documents are to be sent in a sealed envelope with enquiry no. legibly written on the envelope to the Superintending El Transmission Maintenance BRAZ Circle KPTCL UAS Campus, Hebbal Bengaluru so as to reach on or before the tender opening date. If not received the technical Bids will not be opened

5B.Bid security in the form of Bank Guarantee if applicable.No Deviation Certificate.Power of Attorney wherever applicable.Letter of Undertaking.Affidavit on Black Listing.Self declaration on the Litigation

Documents indicated in clause 22.6 of ITB shall be signed by Authorized person and shall have the company seal.

Signed copies of the following schedules to be uploaded or submitted 1.SCHEDULE A PROFORMA OF LETTER OF UNDERTAKING 2.SCHEDULE B BIDDERS CREDENTIALS 3.SCHEDULE C TECHNICAL QUALIFYING REQUIREMENTS Experience and Performance.4.SCHEDULE D TECHNICAL QUALIFYING REQUIREMENTS Technical personnel Employed.5.SCHEDULE E TECHNICAL QUALIFYING REQUIREMENTS Tools and Plant.6.SCHEDULE F FINANCIAL QUALIFYING REQUIREMENTS Annual turnover for the years.7.SCHEDULE G CHECK LIST Commercial Confirmations

The Bidder must be registered under Indian Company Act/1956 Indian Factories Act/1948 any relevant Indian Laws, whichever is applicable. In support, Certificate of Incorporation issued by the GOI or GOK, GST registration certificates with GSTIN number and ISO certificate shall be Uploaded

Any other documents specified in the tender documents.