Tender for Design, Manufacture, Testing, Inspection and Supply of 27 Nos. of 20MVA, 66/11kV class Power Transformers conforming to KPTCL Technical Specifications, F.O.R.D at Store/Site basis, including insurance, transportation and unloading

KARNATAKA POWER TRANSMISSION CORPORATION LIMITED

Schedule I: Guaranteed Technical Particulars (TECHNICAL DATA REQUIREMENTS )

Tender Enquiry NO. KPTCL/2025-26/IND0240

Tender for Design, Manufacture, Testing, Inspection and Supply of 27 Nos. of 20MVA, 66/11kV class Power Transformers conforming to KPTCL Technical Specifications, F.O.R.D at Store/Site basis, including insurance, transportation and unloading.

Guaranteed Technical Particulars (TECHNICAL DATA REQUIREMENTS)

Please fill only in the light blue coloured cells.

Class of Power Transformer 20MVA,66/11KV Power Transformer

1 Name of the Manufacturer and country of origin

2 Reference standard

3 Service [Indoor/outdoor]

4 Continuous rating under service conditions specified in IS-2026 Part-I, 2011 Clause No.1.1 : HV

a. 1. With ONAN cooling - MVA

2. With ONAF cooling - MVA

b. Rated no load voltage

6 a. Rated Frequency : (Hz)

b. Number of phases

7 Current at rated voltage and on principal tap-Amp :HV

8 Maximum hot spot temperature rise calculated by formula 0C over the maximum yearly weighted average ambient temperature

9 Flux density at rated voltage and rated frequency in tesla

10 Temperature rise of top oil, oC by the thermometer (above Max. Ambient Temperature).

11 Temperature rise of winding measured by resistance (above Max. Ambient Temperature).

i. With ONAN cooling oC

ii. With ONAF cooling oC

iii. Period of operation of transformer at full load without calculated winding hot spot temperature exceeding 140oC and when

50% coolers fail

100% coolers fail [Refer Cl. No. 1.2.0.1]

12 No. of windings

13 Connections HV

14 Connection Symbol and vector group

i. Type of tap changer

ii. Tap step (percent)

iii. Total tap range (+) percent to (-) percent

iv. Tappings provided at

v. Type of regulation :

Constant flux regulation

Variable flux regulation

Combined regulation

vi)Insulation level of tap changer

16(A) Magnetization data at no load, at rated frequency

i. Current in Amps

ii. Power factor

iii. Loss in KW (core loss + dielectric loss)

iv. Max. flux density in lines/sq.cm.

a At 90% rated no load voltage

b At 100% rated no load voltage

c At 110% rated no load voltage

d At maximum rated primary voltage (i.e. 105% rated no load voltage)

16(B) i) Max. No-load loss at rated frequency at Principal Tap (KW)

ii) Max. No-Load loss at voltage corresponding to the Highest Tap (KW)

17 Maximum Permissible Losses of Transformers(in kW) At Lowest Tap At Principal Tap At Highest Tap

i) Max. Load Loss at rated current, rated output and frequency and at 750c.

ii) Max.I2R loss at rated current and frequency at 750c.

iii)Max.Auxiliary Loss at rated voltage and frequency.

Note for Sl. No. 16 & 17: Guaranteed values of the losses shall be indicated which shall be firm & without indicating the tolerance limit.

18 Impedance at rated current and frequency at 75oC winding temperature on rated MVA base. HV to LV

i. At normal tap in %

ii. At max. voltage tap in %

iii. At min. voltage tap in %

19 Reactance at rated current and frequency and normal tap on rated MVA base:

HV to LV - in %

20 Zero sequence impedance at reference temperature of 75oC at principal tap ………in %

21 Resistance at 75 oC

HV winding in Ohms in %

LV winding in Ohms in %

22 Efficiency at 75oC winding temperature as derived from guaranteed. loss figures At Unity p.f At 0.8 p.f

a. At 125% full load

b. At 100% full load

c. At 75% full load

d. At 50% full load

23 a. Maximum efficiency ………in %

b. Load at which maximum efficiency occurs (% of full load)

24 Regulation at full load and at 75oC

a. At unity p.f. in %

b. At 0.8 p.f. (lag) in %

25 a. Short time thermal rating of LV winding in KA & duration in seconds.

b. Short time thermal rating of HV winding in KA & duration in seconds.

26 Permissible overloading - HV

27 Test voltages HV LV

i. Lighting impulse withstand kV (peak)

ii. Power frequency voltage withstand kV (ms)

iii. Switching impulse withstand kV (peak)

28 Partial discharge level at 1.5Um / √3 kVrms (pC)

29 RIV at 1.1 times minimum phase to ground voltage

31 Noise level when energized at normal voltage and normal frequency at no load (db)

32 External short circuit withstand capacity (MVA) & duration (seconds)

33 Over flux withstand capability of the transformer :

34 Insulating and cooling medium

35 Approximate weights

a. Core with clamping (Kg)

b. Winding with insulation (Kg)

c. Core & Winding (Kg)

d. Tank & Fittings with accessories (Kg)

e. Oil required for first filling (Kg)

f. Untanking weight (Kg)

g. Total weight with oil weight & fitting (Kg)

h. Weight of total insulation (Kg)

36 Required quantity of oil in litres

37 Terminal arrangement

ADDITIONAL TECHNICAL PARTICULARS:

1 Details of Core (along with Tolerance if any):

a. Type of core configuration

b. Type of core joints

c. Flux density at 90% of rated voltage and frequency at Principal Tap Tesla :

d. Flux density at 110% of rated voltage and frequency at Principal Tap Tesla :

e. (i) Material of core lamination

(ii) Thickness of core lamination

f. Approximate core weight (please indicate core weight only)

g. Type of Joints used between core limb and yoke

2 Details of Windings:

a. Conductor area in sq.cm and current density in Amps/Sq.cm (at rated current). Current density A/sq. cm Conductor area sq.cm

b. Material of winding conductor

c. Approximate weight of winding (along with tolerance if any)in kgs

d. Type of windings

e. Winding insulation Type and class Graded or ungraded

f. i. Insulating material used for :

1. Regulating winding

3. HV TAP WINDING

ii. Between HV and TAP WDG and LV as applicable

iii. Between core & LV side.

iv. For core bolts, washers and end plates

v. Regulating winding & earth.

g. i. Type of axial coil support

ii. Type of Radial coil support :

h. Core bolt insulation voltage

i. Details of special arrangement provided to improve surge voltage distribution in the windings

j. Approximate weight of winding (Kgs) (Tolerance if any on the above)

k. Minimum clearance (mm) In oil In Air

Between Phases Phase to ground Between Phases Phase to ground

3 Details of Tank :

a. Material for Transformer Tank

b. Type of the tank

c. Minimum thickness of sheet

ii. Bottom (mm)

iii. Cover (mm)

iv. Cooling tubes/Radiators (mm)

d. Vacuum recommended for hot oil circulation (torr)

e. Vacuum to be maintained during oil filling in transformer tank (torr)

f. Vacuum to which the tank can be subjected without distortion (torr)

Transverse Axis Longitudinal Axis

g. No. & size of bi-directional wheels provided.

h. (i) Track gauge required for the wheels-longitudinal axis & transverse axis

(ii) Size of rail recommended for the track

4 Details of painting at works and site

5 (a) Minimum clear height for lifting tank cover and for lifting core & windings from tank (mm) (untanking height).

(b) Minimum clear height for lifting (mm)

II. Bushings - HV

6 Shipping details :

i. Parts detached for transport

ii. Weight of heaviest package in Kgs

iii. Weight of other heavy packages in Kgs

iv. Dimensions of largest package

a. Length in mm

b. Breadth in mm

c. Height in mm

v. Dimensions of other heavy packages:

a. Length in mm

b. Breadth in mm

c. Height in mm

vi. Transformer will be transported with oil / gas

7 Details of Bushings HV LV

b. Rated voltage class - KV

c. Rated current - Amps

d. One minute dry withstand power frequency voltage - kV (ms)

e. One minute wet withstand power frequency voltage - kV (ms)

f. (i) 1.2 / 50 micro sec. Lighting impulse withstand voltage - kV (Peak)

(ii) Switching surge withstand test voltage kV (peak)

g. (a) Creepage Distance in air

(b) Creepage Distance (protected)

h. Quantity of oil in bushing and specification of oil used (Kgs)

i. Whether test tap is provided

j. Weight of assembled bushing

k. Phase to earth clearance in air of live parts at the top of bushing.

l. Minimum clearance (mm) In Air

Between phases Phase to ground

m. Partial discharge level

8 Cooling system

a. Grade of oil

b. Total weight of oil in radiator in Kgs/litres

c. Total weight of radiator without oil in Kgs.

d. Total radiating surface in square meters

e. Method of drying out transformer at site

f. Type and make of material used for the radiators with size.

g. Type of radiator

h. Total number of Radiators/Banks for transformer and over all dimensions (LxBxH)

i. Rating of Transformer with one radiator bank out of service.

j. Total weight of radiators in Kgs

k. Type of mounting

l. Vacuum withstand capability

9 Cooling equipment Fan Motor Pump Motor

a. Make and Type (Details)

b. Number of connected units (nos.)

c. Number of standby units (nos.)

d. Rated Power (KW)

e. BHP of driven equipment

f. Capacity (cu m/min) or (Litres/Minute)

g. Rated voltage (Volts)

h. Locked rotor current (Amps)

i. Temperature range for which control is adjustable

j. Efficiency of motor at full load (percent)

k. Temp. rise of motor at full load (oC)

l. Whether the fan and/or pumps suitable for continuous operation at 85% of their rated voltage

m. Estimated time constant in hours for

i. Natural cooling

ii. Forced air cooling

10 On Load Tap Changing gear (should be SCADA Compatible)

c. Power flow (uni-directional or bi-directional or restricted bi-directional)

d. Rated voltage to Earth kV

e. Rated maximum current Amps

f. Step voltage V.

g. Number of steps

h. Control : Manual / Auto / Local/Remote/Independent / Parallel.

i. Auxiliary supply details

j. Voltage control (whether automatic or manual)

k. Line drop compensation Provided / Not provided.

l. Protective devices

m. Time for complete tap change (one step) sec.

n. Divertor selector switch Transient time - Cycles.

o. Value of maximum short circuit current Amps.

p. Maximum impulse withstand test voltage with 1.2/50 micro seconds full wave between switch assembly and earth (kV peak)

q. Maximum power frequency test voltage between switch assembly and earth - kV rms.

r. Maximum impulse withstand test voltage with 1.2/50 micro seconds across the tapping range (kV peak).

s. Approximate over all dimensions of Tap changer mm

t. Approximate over all weight Kgs.

u. Approximate over all quantity of oil-ltrs/Kgs.

v. Particulars of the OLTC control panel for installation in the control room.

w. OLTC Routine test shall be conducted on each Transformers.

i) Mechanical Endurance Test (Min. 1000 operations)

ii) Sequence Test

iii) Pressure Test

iv) Vacuum (Helium) Test

v) Auxiliary Circuit Insulation test

x. OLTC Drive Mechanism Box: Make & Type

11 Over all dimensions of transformer including cooling gear, tap changing gear etc.

d. Reference drawing No.

12 Whether oil temperature indicator provided (Yes/No).

13 (a) Type of oil level indicator

(b) whether supervisory alarm contact for low oil level provided (Yes/No)

14 Type and size of Gas operated relay and whether supervisory alarm and trip contacts provided and their size and Nos.

15 Temperature indicators Oil Temp. indicator Winding temp. indicator

a. Make and Type

b. Permissible setting ranges for alarm & trip.

c. No. of contact

d. Current rating of each contact

e. Whether remote indicator provided, if, so, whether equipment required at purchaser's control room is included.

f. Size and No.

16 Ratio and Type of CT used for winding temperature

17 Type and size of Thermostat used

For Tr. Tank OLTC

18 No. of Breathers provided (No.)

19 Type of dehydrating agent used for breathers

20 a. Capacity of conservator vessel litres

b. Volume between the highest and lowest visible oil level (litres)

21 Valve sizes and number required/ fitted

i. Drain valves - mm - No.

ii. Filter valves - mm - No.

iii. Sampling valves - mm - No.

22 a. Type and make of pressure relief device

b. No. of each type of devices per transformer unit (Nos.)

c. Minimum pressure at which the device operates (Kpa)

23 Lifting jacks

a. Governing standard

b. No. of jacks in one set

d. Capacity (tonnes)

g.Height in closed position (mm)

h.Mean diameter of thread (mm)

24 Characteristics of Insulating oil to be used

Viscosity at 40 ºC in mm²/s

Viscosity at -30 ºC in mm²/s

Pour point in ºC

Water content in mg/kg

Breakdown voltage in kV

Density at 20 ºC in g/ml

Particle content

2 – Refining/stability

Acidity in mg KOH/g

Interfacial tension in mN/m

Total sulphur content

Corrosive sulphur

Potentially corrosive sulphur

Inhibitors of IEC 60666 in %

Metal passivator additives of IEC 60666 in mg/kg

Other additives

2- Furfural and related compounds content in mg/kg

3 - Performance

Oxidation stability for uninhibited oil – 164 hrs

Total acidity in mg KOH/g

Gassing tendency

4 – Health, safety and environment (HSE)

Flash point in ºC

PCA content in %

PCB content in mg/kg

5 – N-dm Analysis CA %

6-Details of oil preserving equipment offered.

Name of the firm, Address and GSTIN number

Name of the Company

KARNATAKA POWER TRANSMISSION CORPORATION LIMITED

SCHEDULE- II TECHNICAL DEVIATION

Tender for Design, Manufacture, Testing, Inspection and Supply of 27 Nos. of 20MVA, 66/11kV class Power Transformers conforming to KPTCL Technical Specifications, F.O.R.D at Store/Site basis, including insurance, transportation and unloading.

Tender Enquiry NO. KPTCL/2025-26/IND0240

Please key in the Sl.No., Volume , Section , Clause , Desc as given in Booklet and finally your Statement of Deviation/Variations.

This Sheet would be opened at the Techno-Commercial Opening.

For any further assistance for submitting your bids please call up KPTCL office. Please fill only in the blue coloured cells.

Please don’t insert your Bid values here or else your bid will not be considered for evaluation.

We agree to provide all original Documents in support of the information provided for verification upon request. (Key in as YES in the space provided)

We understand that the electonic bid submitted by us is a valid offer in accordance with IT Act. (Key in as YES in the space provided)

We are fully aware of the electronic bid formalities and abide by the same. (Key in as YES in the space provided)

If you are not deviating from any of the clauses mentioned please key in as 'NO DEVIATION' in the space provided.

TO, THE CHIEF General Manager(Tech), KPTCL,KAVERI BHAVAN, BANGALORE-560009

I have read each of the Clauses mentioned in NIT, INVITATION FOR TENDERS, INSTRUCTION TO TENDERERS , GENERAL CONDITIONS OF CONTRACT, SPECIAL CONDITIONS OF CONTRACT, QUALIFICATION CRITERIA, SCHEDULE OF REQUIREMENTS, TECHNICAL SPECIFICATIONS with respect to Tender Enquiry No: KPTCL/2025-26/IND0240 for Design, Manufacture, Testing, Inspection and Supply of 27 Nos. of 20MVA, 66/11kV class Power Transformers conforming to KPTCL Technical Specifications, F.O.R.D at Store/Site basis, including insurance, transportation and unloading.

The following are the Technical Deviations and Variations from and exceptions to the Specifications and documents of Tender Enquiry No: KPTCL/2025-26/IND0240 for Design, Manufacture, Testing, Inspection and Supply of 27 Nos. of 20MVA, 66/11kV class Power Transformers conforming to KPTCL Technical Specifications, F.O.R.D at Store/Site basis, including insurance, transportation and unloading.These deviations and variations are exhaustive.Except these deviations and variations, the material shall be supplied as per specification and documents.

Sl. No. SECTION CLAUSE NO. DESC. AS PER SPECIFICATION STATEMENT OF DEVIATIONS/VARIATIONS

Note : Deviations specified elsewhere in the specification will not be considered.

Date Name of the Firm, Address & GSTIN Number

KARNATAKA POWER TRANSMISSION CORPORATION LIMITED

SCHEDULE- III COMMERCIAL DEVIATION

Tender Enquiry NO. KPTCL/2025-26/IND0240

Tender for Design, Manufacture, Testing, Inspection and Supply of 27 Nos. of 20MVA, 66/11kV class Power Transformers conforming to KPTCL Technical Specifications, F.O.R.D at Store/Site basis, including insurance, transportation and unloading.

Please fill Only in the Light Blue Coloured Box

Please key in the SlNo., Volume , Section , Clause , Desc as given in Booklet and finally your Statement of Deviation/Variations.

This Sheet would be opened at the Techno-Commercial Opening.

For any further assistance for submitting your bids please call up KPTCL Office.

We agree to provide all original Documents in support of the information provided for verification upon request. (Key in as YES in the space provided)

We understand that the electonic bid submitted by us is a valid offer in accordance with IT Act. (Key in as YES in the space provided)

We are fully aware of the electronic bid formalities and abide by the same. (Key in as YES in the space provided)

If you are not deviating from any of the clauses mentioned please key in as 'NO DEVIATION' in the space provided.

TO, THE CHIEF General Manager(Tech), KPTCL,KAVERI BHAVAN, BANGALORE-560009

I have read each of the Clauses mentioned in NIT, INVITATION FOR TENDERS, INSTRUCTION TO TENDERERS , GENERAL CONDITIONS OF CONTRACT, SPECIAL CONDITIONS OF CONTRACT, QUALIFICATION CRITERIA, SCHEDULE OF REQUIREMENTS with respect to Tender Enquiry No:KPTCL/2025-26/IND0240 for Design, Manufacture, Testing, Inspection and Supply of 27 Nos. of 20MVA, 66/11kV class Power Transformers conforming to KPTCL Technical Specifications, F.O.R.D at Store/Site basis, including insurance, transportation and unloading

The following are the Commercial Deviations and Variations from and exceptions to the Tender documents of Tender Enquiry No: KPTCL/2025-26/IND0240 for Design, Manufacture, Testing, Inspection and Supply of 27 Nos. of 20MVA, 66/11kV class Power Transformers conforming to KPTCL Technical Specifications, F.O.R.D at Store/Site basis, including insurance, transportation and unloading

SlNO. SECTION CLAUSE NO. DESC. AS PER SPECIFICATION STATEMENT OF DEVIATIONS/ VARIATIONS

Note : Deviations specified elsewhere in the specification will not be considered.

Date Name of the Firm, Address & GSTIN Number

KARNATAKA POWER TRANSMISSION CORPORATION LIMITED

SCHEDULE- IV QUALIFYING REQUIREMENT DATA

A) Details to demonstrate Manufacturing experience of 5 years

Tender Enquiry NO. KPTCL/2025-26/IND0240

Tender for Design, Manufacture, Testing, Inspection and Supply of 27 Nos. of 20MVA, 66/11kV class Power Transformers conforming to KPTCL Technical Specifications, F.O.R.D at Store/Site basis, including insurance, transportation and unloading.

SHEET FOR TECHNO-COMMERCIAL OPENING

Please don’t insert your Bid values here or else your bid will not be considered for evaluation. Please fill only in blue coloured cells.

We agree to provide all original Documents in support of the information provided for verification upon request. (Key in as YES in the space provided)

We understand that the electonic bid submitted by us is a valid offer in accordance with IT Act. (Key in as YES in the space provided)

We are fully aware of the electronic bid formalities and abide by the same. (Key in as YES in the space provided)

Following (mentioned below) is the list of earlier orders to demonstrate Manufacturing experience of 5 years Complete in all respects executed by us,details of which are being furnished by us in the support of qualifying requirements of Tender Enquiry No. KPTCL/2025-26/IND0240

I) Details to demonstrate Manufacturing experience of 5 years

NOTE: Supporting documents to be uploaded

Sl. No. Name of the Manufacturer Name of the equipment Qty. Purchaser as specified in QR P.O Ref and Date of Order Date of Supply Date of commissioning Remarks

Date Name of the Firm, Address & GSTIN Number

KARNATAKA POWER TRANSMISSION CORPORATION LIMITED

SCHEDULE- IV QUALIFYING REQUIREMENT DATA

(B) Details to demonstrate past supplies

Tender Enquiry NO. KPTCL/2025-26/IND0240

Tender for Design, Manufacture, Testing, Inspection and Supply of 27 Nos. of 20MVA, 66/11kV class Power Transformers conforming to KPTCL Technical Specifications, F.O.R.D at Store/Site basis, including insurance, transportation and unloading.

We agree to provide all original Documents in support of the information provided for verification upon request. (Key in as YES in the space provided)

We understand that the electonic bid submitted by us is a valid offer in accordance with IT Act. (Key in as YES in the space provided)

We are fully aware of the electronic bid formalities and abide by the same. (Key in as YES in the space provided)

Following (mentioned below) is the list of earlier orders to demonstrate past supply details Complete in all respects executed by us,details of which are being furnished by us in the support of qualifying requirements of Tender Enquiry No. KPTCL/2025-26/IND0240

NOTE: Supporting documents to be uploaded

Orders placed by (Full address of Purchaser) Order No and Date Description of Goods ordered Quantity of Goods ordered Value of Order Remarks indicating reasons for late delivery,if any Has the goods/ equipment been satisfactorily functioning. (Attach a Certificate from the Purchaser)

As per contract Actual

Date Name of the Tenderer, Address & GSTIN Number

KARNATAKA POWER TRANSMISSION CORPORATION LIMITED

SCHEDULE- IV QUALIFYING REQUIREMENT DATA

(C) Details to demonstrate satisfactory Performance of equipment for 2 years

Tender Enquiry NO. KPTCL/2025-26/IND0240

Tender for Design, Manufacture, Testing, Inspection and Supply of 27 Nos. of 20MVA, 66/11kV class Power Transformers conforming to KPTCL Technical Specifications, F.O.R.D at Store/Site basis, including insurance, transportation and unloading.

We agree to provide all original Documents in support of the information provided for verification upon request. (Key in as YES in the space provided)

We understand that the electonic bid submitted by us is a valid offer in accordance with IT Act. (Key in as YES in the space provided)

We are fully aware of the electronic bid formalities and abide by the same. (Key in as YES in the space provided)

Following (mentioned below) is the list of earlier orders to demonstrate satisfactory performance of the equipment for 2 years Complete in all respects executed by us,details of which are being furnished by us in the support of qualifying requirements of Tender Enquiry No. KPTCL/2025-26/IND0240

NOTE: Supporting documents to be uploaded

Orders placed by (Full address of Purchaser) Order No and Date Description of Goods ordered Quantity of Goods ordered Value of Order Date of Completion of Delivery Remarks indicating reasons for late delivery, if any Has the goods/ equipment been satisfactorily functioning. (Attach a Certificate from the Purchaser) Period in years of satisfactory functioning of Goods from the date of commissioning

As per contract Actual

Date Name of the Tenderer, Address & GSTIN Number

KARNATAKA POWER TRANSMISSION CORPORATION LIMITED

SCHEDULE- IV QUALIFYING REQUIREMENT DATA

(D) Details of Type test & special test reports

Tender Enquiry NO. KPTCL/2025-26/IND0240

Tender for Design, Manufacture, Testing, Inspection and Supply of 27 Nos. of 20MVA, 66/11kV class Power Transformers conforming to KPTCL Technical Specifications, F.O.R.D at Store/Site basis, including insurance, transportation and unloading.

We agree to provide all original Documents in support of the information provided for verification upon request. (Key in as YES in the space provided)

We understand that the electonic bid submitted by us is a valid offer in accordance with IT Act. (Key in as YES in the space provided)

We are fully aware of the electronic bid formalities and abide by the same. (Key in as YES in the space provided)

Following (mentioned below) is the list of type test & special test reports of the equipment, which are being furnished by us in the support of qualifying requirements of Tender Enquiry No. KPTCL/2025-26/IND0240

NOTE: Supporting documents to be uploaded

Name of the equipment Name of the Laboratory at which Type tests are conducted Date of Test report Name of the Test Test result Remarks if any

Date Name of the Tenderer, Address & GSTIN Number

KARNATAKA POWER TRANSMISSION CORPORATION LIMITED

SCHEDULE- IV QUALIFYING REQUIREMENT DATA

(E) Statements showing the value of existing commitments and on-going contracts/orders on hand with KPTCL and other clients by the bidder.

Tender Enquiry NO. KPTCL/2025-26/IND0240

Tender for Design, Manufacture, Testing, Inspection and Supply of 27 Nos. of 20MVA, 66/11kV class Power Transformers conforming to KPTCL Technical Specifications, F.O.R.D at Store/Site basis, including insurance, transportation and unloading.

We agree to provide all original Documents in support of the information provided for verification upon request. (Key in as YES in the space provided)

We understand that the electonic bid submitted by us is a valid offer in accordance with IT Act. (Key in as YES in the space provided)

We are fully aware of the electronic bid formalities and abide by the same. (Key in as YES in the space provided)

Following (mentioned below) is the Statement showing the value of existing commitments and on-going contracts/orders on hand with KPTCL and other clients which are being furnished by us in the support of qualifying requirements of Tender Enquiry No. KPTCL/2025-26/IND0240

NOTE: Supporting documents to be uploaded

Sl. No. Purchase order details of the power transformers Rating of the power transformers Total Quantity ordered in nos Customer details Total Contract Value in Rs. Total Quantity supplied/despatch instructions issued in nos. as on the last day of the previous month of date of Bid submission. (in Nos.) Total Quantity yet to be supplied. (in nos.) The total value of the Transformers already supplied or Dispatch Instructions issued as on the last day of the previous month of date of Bid submission. (in Rs ) Total value of the balance power transformers to be supplied by the bidder (in Rs) Remarks (if any)

Date Name of the Tenderer, Address & GSTIN Number

KARNATAKA POWER TRANSMISSION CORPORATION LIMITED

SCHEDULE- IV QUALIFYING REQUIREMENT DATA

(F) Statements showing the MVA capacity of EHV Transformers of existing commitments and on-going contracts/orders on hand with KPTCL and other clients.

Tender Enquiry NO. KPTCL/2025-26/IND0240

Tender for Design, Manufacture, Testing, Inspection and Supply of 27 Nos. of 20MVA, 66/11kV class Power Transformers conforming to KPTCL Technical Specifications, F.O.R.D at Store/Site basis, including insurance, transportation and unloading.

We agree to provide all original Documents in support of the information provided for verification upon request. (Key in as YES in the space provided)

We understand that the electonic bid submitted by us is a valid offer in accordance with IT Act. (Key in as YES in the space provided)

We are fully aware of the electronic bid formalities and abide by the same. (Key in as YES in the space provided)

Following (mentioned below) is the statement showing the MVA capacity of EHV Transformers of existing commitments and on-going contracts/orders on hand with KPTCL and other clients which are being furnished by us in the support of qualifying requirements of Tender Enquiry No. KPTCL/2025-26/IND0240

NOTE: Supporting documents to be uploaded

Sl. No. Purchase order details of the power transformers Rating of the power transformers Total Quantity ordered in nos Customer details Total Contract Value in Rs. Total Quantity supplied/despatch instructions issued in nos. as on the last day of the previous month of date of Bid submission. (in Nos.) Total Quantity yet to be supplied. (in nos.) Total MVA capacity of EHV Transformers yet to be supplied. Manufacturing Capacity of EHV Transformers in MVA per annum as certified by Chartered Engineer/ Chartered Accountant Remarks (if any)

Date Name of the Tenderer, Address & GSTIN Number

KARNATAKA POWER TRANSMISSION CORPORATION LIMITED

SCHEDULE- IV QUALIFYING REQUIREMENT DATA

(G) Details of power transformers supplied against Purchase orders placed by KPTCL(direct orders) and failed in preceeding five years pertaining to voltage class of power transformer specified in the present enquiry.

Tender Enquiry NO. KPTCL/2025-26/IND0240

Tender for Design, Manufacture, Testing, Inspection and Supply of 27 Nos. of 20MVA, 66/11kV class Power Transformers conforming to KPTCL Technical Specifications, F.O.R.D at Store/Site basis, including insurance, transportation and unloading.

We agree to provide all original Documents in support of the information provided for verification upon request. (Key in as YES in the space provided)

We understand that the electonic bid submitted by us is a valid offer in accordance with IT Act. (Key in as YES in the space provided)

We are fully aware of the electronic bid formalities and abide by the same. (Key in as YES in the space provided)

Following (mentioned below) is the Details of power transformers supplied against Purchase orders placed by KPTCL(direct orders) and failed in preceeding five years pertaining to voltage class of power transformer specified in the present enquiry which are being furnished by us in the support of qualifying requirements of Tender Enquiry No. KPTCL/2025-26/IND0240.

NOTE: Supporting documents to be uploaded

Sl. No. Purchase order details of the power transformers placed by KPTCL(direct orders) in preceeding five years pertaining to voltage class of power transformer specified in the present enquiry. Voltage class of the power transformers Total Quantity ordered in nos Total Contract Value in Rs. Quantity supplied in nos Quantity failed in nos Name of the sub station where transformer has failed Date of failure Present status of failed transformers Remarks

Date Name of the Tenderer, Address & GSTIN Number

SCHEDULE V ASSESSEMENT OF FINANCIAL CAPABILITY OF THE BIDDER

Tender Enquiry NO. KPTCL/2025-26/IND0240

Tender for Design, Manufacture, Testing, Inspection and Supply of 27 Nos. of 20MVA, 66/11kV class Power Transformers conforming to KPTCL Technical Specifications, F.O.R.D at Store/Site basis, including insurance, transportation and unloading.

1 Name of the Tenderer

3 Details of Material to be supplied

4 Quantity tendered

Sl.No. Particulars

1 Annual Turnover for the last Five years Sl No. Year

2 Liquid Assets as per Financial Criteria

3 Capital assets for the last Five years

4 Current Ratio for the last year

5 Current Assets

6 Current Liabilities

7 Documents to be enclosed. 1 Audited Balance sheet for the last Five years

2 Banker's /Financial Institutions endorsement for limit of Financial leading.

Date Name of the Firm, Address & GSTIN Number

Place Desgination

KARNATAKA POWER TRANSMISSION CORPORATION LIMITED

Tender Enquiry NO. KPTCL/2025-26/IND0240

Tender for Design, Manufacture, Testing, Inspection and Supply of 27 Nos. of 20MVA, 66/11kV class Power Transformers conforming to KPTCL Technical Specifications, F.O.R.D at Store/Site basis, including insurance, transportation and unloading.

Sl. No. Terms & Conditions As per tender As per Bidder

1 Name of the Firm To be furnished by the bidder

2 Place of Manufacture To be furnished by the bidder

3 Scope of the proposal Refer:SECTION II: A of Introduction of ITT, Scope of Tender

4 Power of Auttorney for signing the Documents To be Uploaded by the bidder

5 Bid Form/Tender Form To be uploaded

6 Bid Security/EMD As per Clause No 12 of NIT

7 Bid Validity 180 days from the last date of submission of bids

8 Manufacturer /Supplier As per SECTION VII : QUALIFICATION CRITERIA

9 Experience SECTION VII : QUALIFICATION CRITERIA

10 Quantity Tendered / offered 27 Nos. of 20MVA, 66/11kV Power Transformers .

11 Prices as per tender condition

12 Taxes & Levies as per tender condition

13 Payment Terms As per Clause 05 of SCC

14 Guarantee As per Section III of GCC Cl.No.14

15 Penalty for delay in supplies As per Section III of GCC Cl.No.22

16 Delivery/Completion Schedule As per Section V of Schedule of requirement & desired deliveries

17 Termination of contract As per Section III of GCC Clause No.23

18 Performance Security As per Section III of GCC Cl.No.6

19 Guaranteed Technical Particulars To be furnished by the bidder as per Technical Specification

Date Name of the Firm, Address & GSTIN Number

Place Desgination

KARNATAKA POWER TRANSMISSION CORPORATION LIMITED

Tender Enquiry NO. KPTCL/2025-26/IND0240

Tender for Design, Manufacture, Testing, Inspection and Supply of 27 Nos. of 20MVA, 66/11kV class Power Transformers conforming to KPTCL Technical Specifications, F.O.R.D at Store/Site basis, including insurance, transportation and unloading.

CHECK LIST FOR QUALIFYING REQUIREMENT

Please make sure that the following supporting document are uploaded without which the tender is liable for rejection.

Sl. No. Particular Tenderer’s Compliance

I Qualification Criteria stipulated in Section-VII Whether Documentary supports enclosed or not Indicate Yes/NO Type of documents uploaded

1 QR regarding status of Tenderer/type of company

For details, refer Section-VII

2 QR regarding GST registration

For details, refer Section-VII

A Technical Criteria: The Tenderer should establish their experience (the “Technical Capacity”) as set out below:

3 QR regarding manufacturing experience of 5 years.

For details, refer Section-VII

4 QR regarding past supply details

For details, refer Section-VII

5 QR regarding past performance of equipment

For details, refer Section-VII

6 QR regarding Guaranteed Technical Particulars in the prescribed format to be uploaded in Techno-commercial sheet.

For details, refer Section-VII

7 QR regarding type test reports.

Type tests and special test & relevant undertaking (if applicable).

For details, refer Section-VII

8 QR regarding design similarity of offered transformers & undertaking agreeing to the criteria.

Relevant undertaking adhering to this QR.

For details, refer Section-VII

9 QR regarding repetition of type tests and special tests in case KPTCL insists.

Relevant undertaking adhering to this QR.

For details, refer Section-VII

10 QR regarding conducting Temperature Rise test on 100% of the quantity.

Relevant undertaking adhering to this QR.

For details, refer Section-VII

11 QR regarding transformer failure in the Type Test/Special Test at the time of testing when conducted as per clause 8(vii),(viii) & (ix) of NIT, then action will be initiated to invoke penal clauses on the Tenderer as stipulated in the clause No.18 and 19 of SCC.

Relevant undertaking adhering to this QR.

For details, refer Section-VII

B Financial Criteria: The Tenderer should have the following financial capacity (the “Financial Capacity”).

12 QR regarding Annual Financial Turnover of the Tenderer

For details, refer Section-VII

13 QR regarding Liquid Assets

For details, refer Section-VII

14 QR regarding Available Tender capacity of Tenderer

For details, refer Section-VII

15 QR regarding Manufacturing Capacity of Tenderer

For details, refer Section-VII

C General Criteria

16 Scanned copy of the self-declaration on notarized stamp paper of Rs.500/- in the prescribed format as per Section-XVI regarding “Eligibility clauses in respect of restrictions on procurement from a Tenderer/Bidder of a country which shares a land border with India”.

For details, refer Section-VII

17 Details of performance of past supplies of Tenderer

For details, refer Section-VII

18 Self-declaration to source the Major components of the Power Transformer like OLTC, Bushingsetc., from KPTCL approved Vendors only in the event of an order.

For details, refer Section-VII

19 Scanned copy of the self-declaration on notarized stamp paper of Rs.500/- in the prescribed format regarding DEFAULTED in supplies.

For details, refer Section-VII

20 Scanned copy of the self-declaration on notarized stamp paper of Rs.500/- in the prescribed format regarding debarment/Blacklisting.

For details, refer Section-VII

21 Litigation History: Scanned copy of the self-declaration on notarized stamp paper of Rs.500/- in the prescribed format regarding litigation history.

For details, refer Section-VII

22 Power of Attorney in the prescribed format Section VIII (Appendix C) on Rs.500/- non-judicial stamp paper and shall be sent in original to Chief General Manager(tech), KPTCL, Bangalore so as to reach after the last submission date & on or before the date & time of opening Techno commercial Bids.

For details, refer Section-VII

23 No deviation certificate.

For details, refer Section-VII

II Other Details Whether uploaded or not Type of documents uploaded

1 Tender Form in the format prescribed at Section-VIII (Appendix A).

2 Details of Tenderer in the format prescribed at Section-VIII (Appendix B) along with supporting documents;

3 Power of Attorney for Signing of Proposal in the format prescribed at Section VIII (Appendix C)

4 Checklist of documents uploaded by the Tenderer along with the Tender prescribed at Section VIII (Appendix D)

5 Earnest Money Deposit in the manner and form at Section-IX as specified in Clause 13 of ITT

6 Technical Capacity of the Tenderer in the format prescribed at Section-XII, along with supporting documents

7 Equipment And Quality Control Employed By the Manufacturer in the format prescribed at Section-XIV

8 Techno–Commercial sheets duly filled in, Data requirement sheets/GTP.

9 All other relevant documents/ undertakings/declarations/details specified in the Tender document.

Date Name of the Tenderer, Address & GSTIN Number

Place Desgination