NTPC e-tender

NTPC Limited

(A Government of India Enterprise)

Central Procurement Cell /CC&M Deptt

NOTICE INVITING APPLICATION

for

online “PAN – NTPC VENDOR ENLISTMENT”

1. NIA No: Enlistment/CEG/TMD-12 Dated: 05.12.2018

Receipt of online applications for pan NTPC enlistment of service providers

for the Contract Enlistment Group (CEG), TMD-12, is open.

Description of CEG:

TMD-12:

Capital Overhauling/overhauling of Steam Turbines of rated

capacity 500 - 660 MW having stationery blades fitted into diaphragms.

Interested Service providers can apply online.

Please visit our website

www.vendor.ntpc.co.in/enlistment for further details and apply online for the

above CEG by logging on to this website.

Service providers who have

applied for enlistment to this CEG earlier shall also

have to resubmit their

online applications

in this website with latest and relevant credentials as per

the QR.

Note:

• The last date for receipt of online application for pan NTPC vendor

enlistment for CEG No: TMD-12 in current enlistment cycle (C-11) is

31.12. 2018.

However service providers are requested to apply well

before last date to avoid last minute rush.

For any clarification in this regard vendors may please contact:

Sh U A Panigrahi , AGM(CPC), Phone: 0120-2410257, Mob No: 9650995781

Sh D K Sarraf, AGM(CPC),Phone: 0120-2410867, Mob No: 9650997043

NTPC LTD

CORPORATE OPERATION SERVICES, EOC, NOIDA

VENDOR ENLISTMENT FOR OVERHAULING OF STEAM TURBINES ON PAN NTPC BASIS

CEG No.

TMD-12

Name of CEG

Capital Overhauling/overhauling of Steam Turbines of rated capacity

500 - 660 MW having stationery blades fitted into diaphragms.

Responsibility Centre

CPC

Indicative scope of work

Technical Specifications for Capital Overhauling/overhauling of Steam Turbines having

stationery blades fitted into Diaphragms

A. To carryout Capital Overhauling of Ste

am Turbine and associated equipment i.e. All

Turbine/HP/IP/LP Cylinder, Turbine Stop/Control valves, LP Bypass stop/Control valves, CRH

NRV’s, Extraction NRV,s, Main steam/Hot Reheat Strainers with in the stipulated time (Barring

to Barring). The details

of scope of work and terms of conditions shall be as per tender

enquiry. The scope includes, to carry out;

• Dismantling, Assembly of Cylinder, components as per required procedure. Check

healthiness of steam path components and check/set/ensure required steam path

clearances.

• Dismantling, assembly of Main steam piping/Casing joint, all miscellaneous piping e.g.

Gland steam supply, leak-off, drains etc.

• Dismantling, Inspection, Assembly of Bearings. Check/correct necessary matching of

bearing support/contact areas, bedding check and ensure proper clearances during

fitment.

• Dismantling, Inspection and Assembly of Stop/control valves. Check/correct necessary

matching of stem to seating area and ensure proper oil/key clearances during fitment.

Ensure proper fitment of oil catcher/oil guards with required clearances.

• Necessary checks on various keys, inspect, clean/replace, set at required clearances

• Necessary checks on various seal rings. Ensure healthiness and Measure values/dimensions

as per requirement.

• Dismantling/assembly of casing parting plane fasteners using induction heating

Equipment, directly or through associates

• Checking for Matching, correction of Parting plane contact area , checking/correction of

flange/stud heating groove depth

• Dismantling, Inspection, Assembly of Main Oil Pump/Governor as per required procedure,

Replace necessary components e.g. bearings/Wear rings/shaft etc.

• Dismantling, Inspection, assembly of Barring gear assembly

• Inspection/replacement of Compensator/Bellows

• Float check as per procedure.

• Radial/facial run out, swing check and necessary face corrections for removing high points,

Convexity, concavity etc.

• Rotor/Diaphragm/Liner/carrier replacement as per procedure

• Axial clearance check, Diaphragm centering with Dummy shaft/Piano wire/Laser alignment

kit (as per requirement). Diaphragm machining with/without diaphragm replacement.

• Diaphragm/Liner/casing thermal clearance check.

• Minimum radial clearance check by lead wire and seal cutting/as applicable.

• Babbit healthiness check, DPT,MPI check of various components and NFT of LP Turbine

blading directly or through reputed associates

• Coupled Run out, Decoupling, Free Run out, MOP-HP-IP-LP, LP-Generator alignment.

• Casing loading checking/correction using dynamometer

• Catenary checking/correction through shims under deck springs, directly or through

associates

• Dismantling, Inspection, Assembly of Strainers.

• Necessary weld repair work of Turbine components e.g. Diaphragms, Nozzle boxes

• Alumina cleaning of steam path components

• Slow speed balancing either directly or through reputed associates

• Necessary Rotor gland/seal segments/Peak seal refining at site

• In-situ blade replacements directly or through reputed associates

• Coupling bolt reaming/Honing directly or through associate

• Laser alignment for centering of diaphragms may be done directly or through associates

B. Tools, Tackles and Fixtures:

The service provider should have required tools/tackles,

fixtures for carrying out jobs as above and for meeting the requirement of co

mplete all

cylinders at a time. Service provider is required to submit the list.

C. Material Supply; Turbine spares/components are within scope of NTPC. All consumables

shall be within scope of Service provider.

D. Terms and conditions

• The work should be completed in 35-45 days (Barring to Barring)-indicative.

• Expected Workmanship quality : The workmanship quality has to be such that

either the vibrations are less than or equal to expected values observed in

pre-overhaul survey. No rework should take place, on account of

workmanship, with in the period specified in Site contract.

• Experience of BHEL, KWU/Siemens, LMZ/Power Machines, Ansaldo, MHI, GEC, GE ,ABB,

Alstom, Alstom/Parson, Power Machines, Skoda Make/Design steam turbines shall only be

considered.

•

Service provider should have on its rolls, sufficiently experienced Graduate/ Diploma

mechanical engineers, at least 4 numbers, so that 2 each can be posted for site in

charge/supervision on 24x7 basis.

• Skilled manpower; Service provider should have sufficient Millwright fitters on its rolls, so

that 8 can be posted at each site for craftsmanship.

•

For works executed outside NTPC, Service provider should produce work completion

certificate from Turbine Manufacturer/OEM/SEB/Utility/Company for satisfactory

completion of work having completed in scheduled overhauling period.

• For cases of overhauls executed in NTPC, Internal feedback shall also be considered.

Technical Qualifying requirements for capital overhauling/overhauling of 500 - 660 MW,

diaphragm type Steam Turbines

1.1 The bidder should have carried out at least two (2) overhauls for Steam Turbines of capacity

490 MW or higher (with at least 2 cylinders at a time) of design/make as per the ‘Note’ below

during any three consecutive years within the last four years period from the date of submission

of application.

AND

1.2 The bidder should have carried out

at least three (3) overhauls for Steam Turbines

(diaphragm type) of capacity 200 MW or higher (with at least 2 cylinders at a time) of

design/make as per the ‘Note’ below during any three consecutive years within the last four

years period from the date of submission of application.

Note:

Experience of only BHEL, LMZ/Power Machines, KWU/Siemens, Ansaldo, MHI, GEC,

GE, ABB, Alstom, Skoda Make/Design steam turbines either in India or abroad shall be

considered.

Experience of capacity up gradation through cylinder modification at site shall also be

counted equivalent to experience towards overhauling for respective categories

c. Experience of erecting the complete diaphragm type steam turbine of rating 600 MW or

higher shall be considered equivalent to capital overhaul for Diaphragm type turbine.

d. The three consecutive years shall be cluster of first three years or last three years within

last four years period from date of submission of application. For example if a vendor

submits application on 25

September,2018 the last four years period shall be 26

September,2014 to 25

September,2018. The clusters of three consecutive years shall

be 1st cluster (26

Sept,2014 to 25

September,2017) & 2

cluster(26

Sept,2015 to

September,2018).

Document to be

submitted by Vendor in

support of meeting QR

1. Relevant and legible PO copies with detailed scope of work,

terms and conditions ,BOQ, and Client’s Completion Certificates

for the works executed

2. Filled up format (Form –A)mentioning details of credential to

be attached.

Guidelines for finding

the executed value of

the POs

submitted by

the applicants

(Three heighest

1. Executed value means “The combined executed value from all

BOQs of the similar work or the lump- sump amount (if there is

no BOQ) of the similar work executed by the applicant.”

2. Similar work means “ The work of (overhauling) or (Erection and

commissioning) of Steam Turbine/Turbo Generator of capacity

executed values shall

be considered)

200 MW or more executed within last five years from date of

application.

3. In case of single /composite POs involving overhauling/erection

of Boiler, Turbine and Generator, the executed value from boiler

and its auxiliaries overhauling/erection shall not be considered.

4. Executed values of similar work involving works of TG auxiliaries

and capacity up gradation, if any, executed within the PO shall be

considered.

5. Material values supplied, if any, within the similar work shall be

considered as executed values if total material value supplied is

equal to or less than 20% of overall executed value. If the material

value is more, than total material value shall not be considered as

executed value.

Value means basic value of the PO. Where PO value is composite

(i.e. including Service taxes etc.), the applicant has to give break-

up of composite PO value mentioning basic value, taxes etc. Any

separate re-imbursement/ escalation shall not be considered.

Documents to be submitted :

In addition to the documents required in support of meeting technical requirements as stated

above, following documents are required to be submitted by the applicants applying for

enlistment:-

a. Audited balance sheets including Profit & Loss statements for the previous three completed

financial years reckoned from the date of application. In case the audited documents are not

ready / available, then certified copy by a registered practicing Chartered accountant may be

submitted.

b. NSIC / SSI / MSME registration certificate, if any.

c. PF and GST registration certificates.

d. Any other documents in addition to the above which the applicant wants to submit.

Special Terms and Conditions:

A. Evaluation Criteria: (As per QR)

No. of capital overhauls specifying cylinders (HP/IP/LP), Make, design, MW Rating,

Type (Having stationery blades directly fitted into casing or stationery blades fitted

in Diaphragms), P.O. Copies, Annual Turn over

B. Work completion certificates issued by employer mentioning that “The job has been

completed successfully” OR “There is no adverse report on execution of work or post

commissioning running of the machine within the stipulated period” for the specific

PO for which work completion issued. Separate certificate issued by employer/utility

mentioning the above shall also be accepted. If required, NTPC may seek

clarification/feedback from the employer/utility related to credential of the

applicant.

C. The job carried out as mentioned in QR within a specific period means that the job

must have been started and completed within the period for overhauling of turbines.

In case of erection of complete turbine, the date of start of job may be earlier to the

beginning date of period under consideration but the erection must be complete on

or before last date of period.

D. The bidder should have carried out the erection of turbine means that the unit has

been synchronized to the grid. (First time synchronization shall also be considered.)

E. PF document is mandatory for enlistment.

No fee is required to be paid for enlistment. No off line application would be

entertained by NTPC.

In the process of vendor enlistment, NTPC may seek additional information/

clarification and vendor must be ready to furnish promptly any such information, so

asked for.

H. Any contractor currently under BIFR or banned / blacklisted on Pan NTPC basis shall

not be considered for enlistment. However, such vendors may be considered for

enlistment only after expiry of the banning / blacklisting period. If any vendor is

debarred / banned in participating any tender originating from any particular station/

region of NTPC shall continue to remain debarred/banned for that station/ region

even after enlistment on PAN NTPC basis, till expiry of period or else banning order is

revoked by concerned station/ region.

The cutoff date for submission of completed application as mentioned in this

notification is

only for the purpose to commence first cycle of evaluation only.

Vendors intending to get themselves enlisted within the first cycle need to apply

online within this cutoff date. Application submitted after this date will not be

considered for enlistment in the first cycle.

J. In case, during evaluation of credentials, if any additional or relevant documents is

required by NTPC, the same should be furnished by uploading in website/e-mail

attaching scanned copy of documents duly signed & stamped by the authorized

person.

Vendors shall be enlisted for three years from the date of uploading of list on

website, subject to fulfillment of the terms & conditions.

Interested vendors may open the website (www.vendor.ntpc.co.in) and register

themselves for enlistment by filling registration form online. System generated e-mail

shall be sent to the vendor giving ID & password for authentication & activation. It is

required that the photocopies of the original documents of the relevant credentials

shall be self attested by the authorized signatory with company seal, scanned and

uploaded in “PDF form” as per the instructions shown on the page.

M. Vendor has to send hard copy of following documents in original, in the format given

on the home page of website so as to reach at Central Procurement Cell , EOC, NTPC

Ltd, Noida- U P , PIN: 201301.

i. Letter of Undertaking (to be executed on non-judicial stamp paper of Rs. 100/-)

ii. Power of Attorney (to be executed on non-judicial stamp paper of Rs. 100/-

)

Original Letter of Undertaking and Power of Attorney duly signed are to be sent by

speed / registered post/ courier on stipulated address so as to reach within fifteen

days of submitting the application. Without receipt of original Letter of Undertaking

& Power of Attorney, the applicant shall not be considered for enlistment.

N. For enlisted vendors, at any given point of time, maximum four orders of the works

under the same CEG can be awarded on pan NTPC basis.

This clause may be reviewed

by NTPC depending on site feedback.

O. The enlisted contractor shall only be given the award based on evaluation of the bids.

Generally subcontracting of the work will not be permitted for this CEG awarded

package except exceptional cases as per site specific requirements. However, 100%

back to back subcontracting will not be allowed in any case. If any subcontractor is

found executing the contract awarded to the enlisted contractor without approval of

NTPC, action against the main contractor will be taken for withholding/ banning of

business dealings as per NTPC Policy.

P. Enlistment done on pan NTPC basis through this NIA will supersede the enlistment

done at site/region.

Q. NTPC reserves that right to cancel this enlistment at any time with prior notice to

enlisted contractors.

R. For any clarification /update the applicants may contact the following executives of

CPC

(i) Sh U A Panigrahi, AGM Ph No: 0120-2410257 Mob No: 9650995781

(ii)

Sh D K Saraf, AGM Ph No: 0120-2410867 Mob No: 9650997043