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S No.
Detailed Reference
to TPSODL
Technical
Document. Please
specify Document
No / Clause No /
Page No
Description as per
Bid DocumentRemarks - Query / Clarification TPSODL Response
1 2 3 4 5
1
4.3.6/Numerical Relay
for Transformer
differential
protection/pdf sheet
no.12 of 27
3. Binary Input-24 &
Binary Output-12
Minimum Required.
We are proposing transformer
differential relay with Binary Input-22
& Binary Output-12 which may be
suitable for distribution application.
Please consider the same.
Binary Input-24 & Output-12 Required in Protection Relay we
considered BI/BO for sacada Signal point of view .
2 9.0/Multifunction
Meter/Spec for
CRP/pdf sheet no.7
Multifunction Meter
We understand that our scope shall
be to supply MFM of 0.5s class in the
CRPs.Pls acknowledge our
understanding
0.5S Class Meter Required Consider the Minimum Error of Meter.
3
9.0/Multifunction
Meter/Spec for
CRP/pdf sheet no.7
Multifunction Meter
We understand that only MFM is
required for CRPs.Any billing Energy
meter,Ammeter,Voltmeter is not
required.
Yes Required For Energy Billing as well as SCADA Integration
purpose Remote Monitoring point of view. Additionally Ammeter &
Voltmeter is not required.
Local OperaterMonitoring Purpose display of all analog parameters on 4 General CRP Type We understand that any
annunciation,indication &
Isolator/Earth Switch Control devices
are not required in CRPs.The
offerede CRP is with BCPU.So. The
above mentioned devcies are not
required.
Annunciation Require The following Function like Over Current &
Earth Fault , Differential , REF,SEF Protection Opearted , Bucholzz
Alarm& Trip, PRV, OTI Alram, OTI Trip, WTI Alram, WTI Trip, MOG
Alarm. Indication For Breaker ON , OFF, Spring Charge, Trip Circuit
Helathy,Panel DC Healthy.Local TNC Switch for Close and Open for
breaker.
5
4.11/TPSODL
Preferred Make
for CRP panel
enclosures /Spec for
CRP/pdf sheet no.20
We understand that the makes of
CRPs are also acceptable
As Per TPSODL Specification Preferred Make for CRP panel
enclosures.
1 Rittal India
2 Pyrotech Electronics
3 Valrack cabinets
6
General
Transformer
Monitoring Unit
We understand that the same is not in
bidder scope of suppplyBidder's understanding is correct.TMU is not in bidder's scope.
7
4.18/ Spares,
Accessories
and Tools /Spec of
CRP/pdf sheet no.22
Spares for Project
job
20% spare material
required for every
item like TNC switch
and other
switches, indicating
We understand that Spares to be
supplied as per Tender BoQ Only.
As per Tender Specification requirement.
8
4.1/ General
Requirements
from the
Business
Associates /Spec of
CRP/pdf sheet no.5
The BA should
provide necessary
training to the
personnel
recommended by
TPSODL to maintain
the system and
troubleshooting
reports.
We understand that any type of
training is not in our scipe for current
package
On Site Training Required . It will be helpful for Maintain our TPSODL
engineer in emergency basis Troubleshooting Complaint as well as
Like Numerical Relay Configuration, Creation of IEC Station ,
ICD,SCD File Creation, Project File Creation,Relay Time
synchronous with GPS System and project file creation training
required.
9General/33kV TRF
Feeder
TRF CRP Type We understand that for 33/11kV TRF
Feeder,only 33kV side be under
bidder scope.
1) For Power Transformer Feeder 33KV side Panel as well as also
11KV side Panel Bidder Scope. Additionally 33KV Incomer,33KV
outgoing,11KV Outgoing CRP panel Bidder Scope. 33KV Incomer,
33KV outgoing, 11KV Incomer, 11KV Outging Over Current, Earth
Fault (Derived earth Fault Required) ,additional Senstitive Earth Fault
& Measured Earth fault Protection Required all above. 2) IED Relay
Transformer Feeder require for Differential Protection, REF , SEF,
Over current & Earth fault. Over Current , Earth fault should inbuild in
same Differential protection relay with selection option enable HV
Side as well as L.V side over current and Earth fault .This all
protection function should be in same IED.
10
GeneralMinimum Supply
Order for CRP
The Minimum supply PO in each lot
for this Rate contract must be
defined
This is not mandetory. TPSODL will decide based on requirement.
11
4.2/General System
Design /Spec for
CRP/pdf sheet 6
One panel of 800mm
x 800mm shall
accommodate two
bays side by side.
If there is any bay
remaining alone in a
station then it shall be
accommodated in a
single panel of
500mm or 600mm to
save space.
Please refer typical
panel room layout in
Annexure-A.
We understand that we can offer
2000(h)x600(w)x800(d) size of CRP
also for individual feeder.
As per Tender Specification it is required.Because of TPSODL
Exsiting PSS Control Room Space has some Limitation.
12
4.2/General System
Design /Spec for
CRP/pdf sheet 6
One panel of 800mm
x 800mm shall
accommodate two
bays side by side.
If there is any bay
remaining alone in a
station then it shall be
accommodated in a
single panel of
500mm or 600mm to
This optimization msut be further
elabotared,as the tender is for Rate
Contract.
As per Tender Specification it is required.Because of TPSODL
Exsiting PSS Control Room Space Limitation.
Bidder to provide quotation for
1. 800mm width x 800mm depth panel for O/C relays for two bays
2. 600mm width x 800mm depth panel for O/C relays for one bay
3. 800mm width x 800mm depth panel for diff. relays for two bays
4. 600mm width x 800mm depth panel for diff. relays for one bay
13
General
Scope of Work We understand that any type of Civil
Work,Supply,Laying & Termination of
Cables for bays under present scope
is not applicable for us.
Bidder's understanding is correct.
Prebid Queries Response sheet- Supply of CRP and VCB at TPSODL
14
8.0/Services
cope/Spec of
CRP/pdf sheet 24
Installation, testing
and commissioning
of supplied Control &
Relay panels
including
integrated tests for
IEDs such as relays,
MFM and MTR with
existing RTU and
We understand that integration of
supplied CRPs with RTU is not in our
scope.
Bidder's understanding is correct. However all kinds of support
for RTU integration shall be provided by the bidder without any
cost implication.
15 payment Terms . Clause no 7.5
80% Payment shall
be made within 45
days of submission of
error free invoice
upon
successful supply of
the equipment, duly
certified from
authorized person
from TPSODL.
20% payment shall
be released within 45
days of submission of
error free invoice
upon after
successful integration
and commissioning
of the equipment by
TPSODL. Necessary
support
will be provided by
BA.
Since Commissioning is not in the
scope of Bidder and the
commissioning will be done by
TPSODL.Necessary support will be
provided by BA. We request you
to put a cap for the 20% payment .
Our Proposed payment terms as
below 1) 80%
Payment shall be made within 45
days of submission of error free
invoice upon
successful supply of the equipment,
duly certified from authorized person
from TPSODL.
2) 20% payment shall be released
within 45 days of submission of error
free invoice upon after
successful integration and
commissioning of the equipment by
TPSODL. Necessary support
will be provided by BA. If the
commissioning is delayed for any
As per Tender Specification its Required .
16 Warranty /Guarantee clause Clause no 13.2
12 Months from the
Date of
Commissioning or 24
months from the date
of delivery of final lot
Please confirm the
warranty/Guarantee Clause as 12
months from the date of
commissioning or 24 months from
the date of supply whichever is
As per Tender Specification its Required for 60 month warranty.
Sr. No.
Detailed Reference
to TPSODL
Technical
Document. Please
specify Document
No / Clause No /
Page No
Description as per
Bid DocumentRemarks - Query / Clarification TPSODL Response
1 2 3 4 5
1
Document:
Specifications for
Control and Relay
Panels
Clause: 4.3.5
Page no: 11 of 27
Numerical Over
Current and Earth
Fault Relay / Bay
Control & Protection
Unit
It is indicated as ‘Directional & Non-
Directional Feeder Protection’
whereas there are no protection
applications mentioned related to
Directional protection. Please confirm
only Non-Directional Feeder
Protection to be proposed
Optional Selection Required in the IED Directional and non
directional both for Over Current & Earth Fault protection. Additionaly
Sensitive Earth Fault and Measured Earth Fault required.
2
Document:
Specifications for
Control and Relay
Panels
Clause: 4.3.5 (S.no
7&8)
Page no: 11 of 28
Numerical Over
Current and Earth
Fault Relay / Bay
Control & Protection
Unit
It is indicated as separate Sensitive
Earth Fault Protection & Separate
Measure Earth Fault Protection.
Please confirm total of 5 nos. current
elements are to be proposed in
Numerical Over Current and Earth
Fault Relay.
Over Current, Earth Fault (Derived Earh Fault), Additionally
Sensitive Earth Fault and Measured Earth Fault Coil Required.
3
Document:
Specifications for
Control and Relay
Panels
Clause: 4.3.6 (S.no
2)
Page no: 12 of 29
Numerical Relay for
Transformer
differential protection
It is indicated as separate Sensitive
Earth Fault, HI REF, SBEF protection
coils required in the relay. Please
confirm if 3 nos. current elements are
separately to be included in addition
to the minimum requirement of 2
winding (HV & LV) CT elements for
Differential & OC protection
applications in the proposed Trafo.
Transformer Protection the following Future Should be Available
in the IED. 1) Two winding Transformer Differential , Over
current and Earth fault slection optional required for HV and LV
winding, HI REF Protection, SEF Protection for star winding
Transformer.Additionally Transformer Trouble Protection
required.
4
Document:
Specifications for
Control and Relay
Panels
Clause: 4.3.8 (S.no
1)
Page no: 14 of 30
Terminal Block and panel wiring
It is mentioned 2.5 sq.mm wire shall
be considered for CT wiring whereas
in clause 4.4 (Panel Internal Wiring) it
is indicated as 4 sq.mm for CT & VT
circuits. Please clarify the
requirement of CT wire size for panel
internal wiring.
CRP Internal Wiring 2.5 Sqmm Cable Acceptable. CT, VT
should be used R,Y,B,N Color code Cable. DC Control Supply
grey color with proper ferrule Specification.
5
Document:
Specifications for
Control and Relay
Panels
Clause: 4.2 (S.no 9)
Page no: 07 of 27
General System
Design
We understand that Multifunction
Meter with metering accuracy of 0.5S
or above shall be provided each in
the proposed Feeder protection and
Transformer Protection panels. Only
space provision with dummy plate
shall be provided in the panels for
Energy Meter (will be mounted in
future). Please confirm our
0.5S class MFM required for energy audit purpose and Scada
Integration Purpose.
6
Please clarify the DC Voltage system
required to be proposed for
protection system – 110V or 220V
DC
All Old Conventional PSS 24 V DC Operating System.
Sr. No.
Detailed Reference
to TPSODL Tender
Document. Please
specify Document
No / Clause No /
Page No
Description as per
Bid DocumentRemarks - Query / Clarification TPSODL Response
1 2 3 4 5
1 Corrigendum No.1
dated 20-09-2021
against tender enquiry
no.
TPSODL/OT/2021-
22/046.
Supply of 11kV
Indoor Control Panel
with Over Current
Relay as per
TPSODL
Specification
Kindly confirm the quantity for 11kV
Indoor Control Panel with Over
Current Relay as per TPSODL
Specification. As in corrigendum 1 it
is not mentioned.
As per specifications. Pls refer Annexure-F
FORMAT B.1
Format for Technical Pre-Bid Queries
Tender NoTPSODL/OT/2020-21/046
Package NameRate Contract for ----------
Bidder : M/s Stelmec Ltd
Note : The said format to be used only for Technical Pre-Bid Query. Any Commercial Query has to be strictly in Format B2 Format for Commercial Pre-Bid Query and sent seperately
Format to be used for query regarding Technical Pre-Qualifcation Requirement, Safety Pre-Qualifcation Requirement, Technical Set of Documnt
Pre-Bid Query has to be sent in editable Excel file fomat only
Pre-Bid Query has to be sent through e-mail in TPSODL E-Tender System
Sr. No.
Detailed Reference
to TPSODL
Technical
Document. Please
specify Document
No / Clause No /
Page No
Description as per
Bid DocumentRemarks - Query / Clarification TPSODL Response
1 2 3 4 5
1
Specifications for
Control and Relay
panels
Clause No:-1.0,
Scope of work, Sr.No-
3
Pg No:- 2 of 27
Cat-6/RJ45/Fiber
Optic cables (Double
Run) from CR panels
till Ethernet Switch in
GI Flexible Conduit.
Loop cables among
Ethernet switches
installed in 66/33/11
Our Scope is limited to Supply as per
tender specfication. Same is not in
Bidders scope. Kindly confirm
Not in bidder's scope
2
Specifications for
Control and Relay
panels
Clause No:-1.0,
Scope of work, Sr.No-
10
Pg No:- 2 of 27
Integration of
relays/BCPUs with
RTU/DC shall be in
bidder's scope.
Approval of
configuration shall be
taken prior to loading
in relay/BCPU.
Our Scope is limited to Supply as per
tender specfication. Same is not in
Bidders scope. Kindly confirm
OEM's supervision services for testing and commissioning for
Relays, protection scheme and VCB are required. Bidder to
consider the same. Although RTU and SCADA integration is not
in scope, support for integration with RTU & SCADA shall be
provided by the bidder at each site.
3
Specifications for
Control and Relay
panels
Clause No:-1.0,
Scope of work, Sr.No-
11
Pg No:- 2 of 27
Point to point as well
as configuration logic
testing from links to
relay as well as from
relay to RTU,
network Switches
and SCADA is in the
bidder's scope
Our Scope is limited to Supply as per
tender specfication. Same is not in
Bidders scope. Kindly confirm
OEM's supervision services for testing and commissioning for
Relays, protection scheme and VCB are required. Bidder to
consider the same. Although RTU and SCADA integration is not
in scope, support for integration with RTU & SCADA shall be
provided by the bidder at each site.
4
Specifications for
Control and Relay
panels
Clause No:-1.0,
General System
Design, Sr.No-9
Pg No:- 7 of 27
Separate
Multifunction meter
shall be provided for
PT voltage indication,
which shall be
mounted on 33kV
Transformer CRP.
1No. MFM shown on tender GA
drawing (Annexure A). Kindly confirm
whether additional 1 No. MFM shall
be provided on 33kV Transformer
CRP for PT Voltage indication
purpose.
Separate MFM for PT voltage is required on Transformer
CRP.MFM shall have rolling display for current and voltage for all
phases as well as for MW & MVAR and all other analog
parameters.
5
Specifications for
Control and Relay
panels
Clause No:-1.0,
General System
Design, Sr.No-10
Pg No:- 7 of 27
Mounting space for
billing energy meter
of 200mm x 200mm
and test terminal
block shall be made
available for
purchaser's future
requirement, on each
Please confirm whether TVM shall be
provided by Bidder's (or) only space
shall be provided
Only cutout to be made of required dimensions for future
purpose.
6
Specifications for
Control and Relay
panels
Clause No:-4.3.3,
Low Voltage Control
Cables,
Pg No:- 11 of 27
1.5 sqmm cable for
circuit inside panel
and 2.5 sqmm cable
for circuit outside
panel for Relays and
RTU wiring shall be
of 1.1kV class Low
voltage cables of
stranded copper
conductor, PVC
insulated. Cables
shall be laid in Cables
trays and in indoor
trenches as a
complete system.
Trays shall be
supported properly
from the building
structure. The entire
All the wiring shall be carried out with
1100V grade PVC Insulated
Stranded copper wire of 2.5 sq mm
for CT Circuit and 1.5Sqmm for other
circuits of CRP.External /outside
wiring shall not be bidders scope.
CT / PT CRP with R,Y,B,N Color Code Internal wire 2.5 Sqmm
Cable required. DC control Wiring 1.5 Sqmm grey color
Required.
Sr. No.
Detailed Reference
to TPSODL
Technical
Document. Please
specify Document
No / Clause No /
Page No
Description as per
Bid DocumentRemarks - Query / Clarification TPSODL Response
1 2 3 4 5
1 Clause 1.0 , page no
2 of 27
Cat-6/RJ45/Fiber
Optic cables (Double
Run) from CR panels
till Ethernet Switch in
GI Flexible Conduit.
Loop cables among
Ethernet switches
installed in 66/33/11
Please provide the length.
Not in bidder's scope
2
Clause 4.3.1 Energy
Meter
(Multifunction Meter-
MFM), page no 7 of
27
Supply and
Integration of Energy
Meters with Software
for centralized meter
data reading shall be
in supplier’s scope.
Supplied Software
shall have
Please confirm should we supplied
centralized meter data software
which will be independent of meter
make. Not in bidder's scope
3 4.3.1 Energy Meter
(Multifunction Meter-
MFM), page no 7 of
27
Laying of
Communication
Cable along in GI
conduit shall be in
supplier’s scope
Please provide the length & type of
cable.Not in bidder's scope
4 4.3.1 Energy Meter
(Multifunction Meter-
MFM), page no 11 of
27
Preferred
make/model-SATEC-
PM130-EH
Can we offer Schneider make
EM6400 or Rishabh make meter?.
As per Tender Specification it is required. SATEC-PM130-EH
plus
5 Clause no 4.4, page
no 16 of 27
Fuse Failure relay
and trip Circuit
Supervision relay
shall be suitably
selected, considering
Instead of aux relay for fuse failure
and trip circuit supervision, can we
consider both in numerical relay.
As per Tender Specification and Trip Circuit Supervision
indication LED Lamp required in the CRP Panel. Fuse Failure
Relay Not required .
6 Clause 4.11 page 20
of 27
TPSODL Preferred
Make for CRP panel
enclosures
1 Rittal India
2 Pyrotech
Electronics
Can we offer L&T E&A make
panels?.
L&T Make CRP Panel Fulfilled with IEC Standard and our
Specification Requirement is acceptable. All type test reports to
be provided with the bid.
7 Clause 4.2 ,page 6 of
27
Interconnecting cable
schedule (ICS) shall
be provided by the
bidder for each bay
for control, metering
and protection
purpose. ICS format
We can supplied ICS for CR panel
side part. Switch yard side we can't
provide.
TPSODL provide the details at Switchyard End termination
details as per your requirement.
8 Clause 8.1 page 24
of 27
Guarantee shall be
for 60 months from
the date of
Guarantee shall be for 60 months
from the date of Supply.
As per Tender Specification After Commissioning date 60 Month
Guarantee Required.
9 Clause 8.1 page 24
of 27
b. Vendor shall
provide replacement
of the faulty
equipment within 7
days after
confirmation of the
fact that the
equipment can’t be
repaired at site.
The replacement of faulty equipment
should be mutually agreed.
As per Tender Specification it is required. Please comply.
10 In specification Annunciator, Mimic,
Semaphore is not mentioned. Is it not
require?
Annunciator required for Over Current , Earth Fault, Differential,
REF, SEF and Transformer Mechnical Trouble and LED Lamp
CB ON , CB OFF, Spring Charge , TCS healthy , Panel DC
healthy indication Required in CRP Panel.11 Please provide MVA rating of
transformer. It is require to decide the
differential relay.
3.16MVA,5MVA,8MVA ,10 MVATransformer.
Sr. No.
Detailed Reference
to TPSODL Tender
Document. Please
specify Document
No / Clause No /
Page No
Description as per
Bid DocumentRemarks - Query / Clarification TPSODL Response
1 2 3 4 5
1 7.4-Payment Terms
80% Payment shall
be made within 45
days of submission of
error free invoice
upon
successful supply of
the equipment, duly
certified from
authorized person
from TPSODL.
20% payment shall
be released within 45
days of submission of
error free invoice
upon after
100% payment shall be released
within 30 days from the date of
receipt of certified invoice. Tender T & C Shall Prevail.
However, If the installation is delayed beyond 180 days (not
attibutible to BA) from date of supplies made to TPSODL
because of reason attributed to TPSODL , TPSODL shall release
balance 20% payment.
OEM shall deploy the commissioning engineer for supervision of
testing and commisioning of the equipment, as per intimation
from TPSODL.
2 Completion Period
Delivery period shall
be 45 days from date
of receipt of release
order / CAT-A
issuance,
Delivery period shall be 60-75 days
from date of receipt of release order /
CAT-A issuance,
whichever is later.
Delivery period shall be 60 days from date of receipt of release
order / CAT-A issuance,
whichever is later.
314.0- Liquidated
damage
For delay of each
week and part
thereof from the
delivery schedule
specified in the
contract, 1% of
contract value
corresponding to
undelivered quantity,
provided full quantity
is supplied within
130% of the original
contract time. If full
contractual quantity is
LD shall be applicable for delay after
contractual period @ rate of 0.5%
per week subject to maximum of 5%
of basic order value.
Tender T & C Shall Prevail.
414.1-LD waiver
Request
Any request of LD
waiver shall be
submitted within thirty
(30) days of
deducting LD.
Request submitted
LD waiver request shall be submitted
within 60 days from the date of
deducting LD Tender T & C shall prevail.
5 Force majeureForce Majeure Pandemic and epidemic clause
needs to be insertedTender T & C shall prevail.
6Termination of
Convenience
Termination of
Convenience
Please include the following against
this clause,
The Bidder can terminate/ cancel the
Contract with prior written notice of
30 days to BUYER for any of the
following reasons:-
a) Bidder's payment are withheld
/suspended beyond reasonable time
limit;
b) BUYER fails to fulfill its contractual
obligations
c) BUYER assigns or transfers the
Contract or any right or interest
herein other than in accordance with
the Contract.
d) Persistently fails to timely comply
its obligations including approval/
certifications of drawings,
documents, measurements or other
inputs.
e) The occurrence of Force Majeure
event continues for 2 months or
above.
f) BUYER fails to take delivery of
material due to whatever reasons for
more than 2 months.
g) Repetitive suspension of work due
to reasons attributable to BUYER.
h) A change in Law of any
Government Authority, where
performance of contractual
Tender T & C shall prevail.
Sr. No.
Detailed Reference
to TPSODL
Technical
Document. Please
specify Document
No / Clause No /
Page No
Description as per
Bid Document
CGPISL Remarks - Query /
ClarificationTPSODL Response
1 2 3 4 5
1
Page no.4 of 20,
Clause no.4. GTR,
Point no. 4.22.1 &
4.22.12
Clearence between
a.Phases 505mm &
150mm and
b.Phase to Earth
320mm & 120mm
CGPISL VCB is designed and Type
tested as per Minimum Clearence :
33kV & 11kV
a. Between Phases : 450mm & 450mm
b. Between Live Parts & Ground : to be
deleted
c. Phase to Earth : 305mm & 305mm
d. Minimum ground clearence from live
part : 3700mm & 3700mm
e. Creepage Distance( minimum) :
OK . Agreed.
2
Page no.10 of 20,
Clause no.8.
Type test certificate
The type tests
specified in TPSODL
specifications should
have been carried out
within five years prior
As per CEA Guidelines, Type test should
have been type tested within 10 years
shall be acceptable.
OK acceptable . Submission of Type test should be same Model,
Type of Equipment and Certified by Authorised Laboratory.
3
Page no.10 of 20,
Clause no.8.
Type test certificate
The bidder has to
submit the type test
report of the quoted /
offered materials from
CPRI/NABL accredited
laboratory. Copies of
the type test reports
conducted within five
(5) year from the date
of opening of the
Technical Bid as
indicated in this tender
Type test reports conducted within Ten
(10) year from the date of opening of
the Technical Bid
OK acceptable . Submission of Type test should be same Model,
Type of Equipment and Certified Authorised Laboratory.
4
Page no.5 of 20,
Clause no.5.1.
General, (para 3)
The terminal pads shall
be made up of
electrolytic copper and
shall be silver plated
with at least 50
microns thickness. The
current density
adopted for the design
of the terminal pads
shall, in no case exceed
The terminal pads shall be made up of
Aluminium only and The current density
will be as per CGL standard.
OK Acceptable. CGL Standard Should be fullfield with IS Standard.
5
Page no.6 of 20,
Clause no.5.3.
Operating
mechanisim, (para 2)
Spring charging motor
shall be of universal
type with overload
protection and
overload relay with
we do not provide Overload relay with
spring charging motor. We will provide
only fuse.
Suitable Rating of Fuse or Suitable Rating MCB with suitable Class
MCB required for Protection of Spring Charge Motor.
6
Page no.7 of 20,
Clause no.5.5.
Primary Terminal
Primary terminals shall be Silver plated copperprimary terminals shall be of Aluminium AlloyPrimary Terminal Aluminium Alloy Acceptable.
7
Page no.8 of 20,
Clause no.5.7.
Control Cabinet, (para
6)
Thermostat (Preferably Diffrential type)we will provide Thermostat as per CGL standard.
Ok Agreed.
8
Page no.9 of 20,
Clause no.5.10.
Earthing
GI strip for earthing shall be of size 50mmX6mm approx.For Earthing , Brass Stud of 16mm Diameter will be provided.
GI Strip Earthing 50mm X 6mm required for Breaker Earthing
Purpose.
9
Page no.8 of 20,
Clause no.5.8.
Support structure
The minimum vertical
distance from the
bottom of the lowest
porcelain part of the
enclosures to the
circuit breaker base,
Minimum vertical clearance of live
conductor from ground level is required
as 3700mm. Hence will be providing
Breaker structure of 1800mm.
From Plinth Level to Marshalling Box end (towards Earth side ) 2.00
Meter Required.From Plinth Level to Breaker Support base
frame(Where Earth Flat Connection Structure) 2.55 Meter Required.
Sr. No.
Detailed Reference
to TPSODL Tender
Document. Please
specify Document
No / Clause No /
Page No
Description as per
Bid Document
CGPISL Remarks - Query /
ClarificationTPSODL Response
1 2 3 4
1
Page no. 14 of 69,
Clause no. 7.5
Payment Terms
Payment terms
Since as per clause no.1.1, scope of
work is limited to Supply only, Hence
balance 20% payment after
intergration and commissioing of
equpiment shall not be applicable.
kindly Amend the payment terms as
per below
100% payment shall be made within
45 days of submission of invoice
upon successful supply of equipment.
TPWODL & TPNODL are accepting
the same payment terms.
Tender T & C Shall Prevail.
However, If the installation is delayed beyond 180 days (not
attibutible to BA) from date of supplies made to TPSODL
because of reason attributed to TPSODL , TPSODL shall release
balance 20% payment.
OEM shall deploy the commissioning engineer for supervision of
testing and commisioning of the equipment, as per intimation
from TPSODL.
2
Page no. 37 of 69,
Clause no. 12.5
Dispatch & Delivery
Instruction
BA representative
should accompany
the material and get it
unloaded / stacked in
his presence
Unloading / stacking at TPSODL
site/store shall not be in bidders
scope
Tender T & C Shall Prevail.
4
Page no. 37 of 69,
Clause no. 13.1
Guarantee of
Performance
Associates shall
stand guarantee that
the equipment and
material supplied
under the contract is
free from design,
manufacturing,
material,
construction, erection
& installation and
workmanship &
quality defects and is
capable of its due,
rated and intended
Associates shall stand guarantee that
the equipment and material supplied
under the contract is free from
design, manufacturing, material,
construction and workmanship &
quality defects and is capable of its
due, rated and intended quality
performance, as an integrated
product delivered under the contract,
for a specific period termed as
Guarantee Period(as elaborated
elsewhere in this clause).
Tender T & C Shall Prevail.
5
Page no. 39 of 69,
Clause no. 13.6
Latent Defect
Latent defect :
Hidden defects in
manufacturing or
design of the product
supplied and which
could not be
identified by the tests
conducted but later
manifested during
operation of the
equipment are
termed as latent
defects. Associates
shall further be
responsible for ‘free
Hidden Design defects in
manufacturing or design of the
product supplied and which could not
be identified by the tests conducted
but later manifested during operation
of the equipment are termed as
latent defects. Associates shall
further be responsible for ‘free
replacement’ or repair for another
period of THREE years from the end
of the guarantee period for any
‘Latent Defects’ if noticed and
reported by the Company.
Tender T & C Shall Prevail.
6
Page no. 39 of 69,
Clause no. 14.0
Liquidated Damages
Liquidated damages
•LD shall be computed under
respective Purchase Orders to max.
of 5% of PO value only and not on
total contract value.
•LD shall be exclusive remedy for
delay and in full satisfaction. Under
the contract, TPSODL shall first
exhaust the LD max limit before
resorting to any other remedy
Tender T & C Shall Prevail.
7Page no. 42 of 69,
Clause no. 17.0
Intellectual Property
Rights
Any intellectual property developed or
acquired by Associate during course
of contract shall be owned by
Associate. TPSODL will such rights
as granted by Associate in intellectual
property so developed.
Tender T & C Shall Prevail.
8Page no. 42 of 69,
Clause no. 18.0Indemnity (para 2)
We propose following change in
indemnity clause :
The Associate assumes responsibility
for and shall indemnify and save
harmless the TPSODL from all
liability, claims, costs, expenses,
taxes and assessments including
penalties, punitive damages,
attorney's fees and court costs which
are or may be required to be paid by
the TPSODL and its officers,
directors, employees, affiliates,
agents, successors and assigns
arising from any breach of the
Associate’s obligations under the
Contract or for which the Associate
has assumed responsibilities under
the Contract including those imposed
under any local or national law or
laws, or in respect to all salaries,
wages or other compensation for all
persons employed by the Associate or
Tender T & C Shall Prevail.
9Page no. 43 of 69,
Clause no. 19.1
Except for any
specific liability which
may be identified in
the Contract and
which may be
payable hereunder,
Associate shall not
be liable for any
special, incidental,
indirect, or
consequential
Damages or any loss
of business
Contracts, revenues
or other financial loss
(or equivalents
thereof no matter
Slight modification is requested in the
clause :
Notwithstanding any provision to the
contrary
Except for any specific liability which
may be identified in the Contract and
which may be payable hereunder,
Associate shall not be liable for any
special, incidental, indirect, or
consequential Damages or any loss of
business Contracts, revenues or other
financial loss (or equivalents thereof
no matter how claimed, computed or
characterized) arising out of or in
connection with the Performance of
the Work or supply of Goods unless
caused by Associate’s gross
Tender T & C Shall Prevail.
10Page no. 47 of 69,
Clause no. 22.2
Termination for
convenience of
TPSODL
In case of termination for
convenience of TPSODL, Associate
shall also be paid for the cost of work
in progress along with
supplies/services rendered until date
of termination.
Clause 24.1 is contradictory to clause
22.3, therefore 24.1 shall be deleted.
Tender T & C Shall Prevail.
11
Page no. 38 of 69,
Clause no. 13.3
Failure in Guarantee
Period
If Associate fails to
repair / rectify /
replace the
equipment or
material supplied
rendered under the
contract, failed in
Guarantee Period,
Associate’s TPSODL
will be at liberty to get
the same done at
risks and costs and
recover all
Warranty obligations shall be
exclusive remedy for Purchaser
against any defects arising in the
supplied products.
As per Tender Specification its required.
12
Page no. 38 of 69,
Clause no. 13.3
Failure in Guarantee
Period
If during the Warranty
/ Guarantee period
some parts of the
supplies are replaced
owing to the defects /
damages under the
Warranty, the
Warranty period for
such replaced parts
shall be
until the expiry of
twelve months from
Said clause shall be removed. Tender T & C Shall Prevail.
Sr. No.
Detailed Reference
to TPSODL
Technical
Document. Please
specify Document
No / Clause No /
Page No
Description as per
Bid DocumentRemarks - Query / Clarification TPSODL Response
1 2 3 4 5
1
Specifications for
Control and Relay
panels
1.0 Scope of work
Page no. 2 of 27
The scope of this
specification covers
all the Technical
Requirements of
Design, Engineering,
Manufacture, testing
at manufacturer's
works, packing,
forwarding, supply
and unloading at
site/stores complete
with all accessories
Since it is supply tender, we are
considering that unloading at
site/stores complete with all
accessories including, installation,
testing and commissioning of Control
& Relay panels at various sites of
TPSODL not in Bidder scope.
Supply of Equipment as per TPSODL tender Specification.
installation, testing and commissioning of Control & Relay panels
at various sites of TPSODL not in Bidder scope.
2
Specifications for
Control and Relay
panels
1.0 Scope of work
Page no. 2 of 27
1. Installation, testing
and commissioning
of new Control and
Relay panel with
complete wiring of
relay from CT, PT
and DC aux power
requirement,
extending power
supply with proper
cable carrier system
inside control room
with cabling and
wiring including
proper dressing of
wiring.
2. Blocking of all the
openings on the
bottom plane for
rodent and vermin
proofing to be
Since it is supply tender, we are
considering that point 1,2 & 3 not in
Bidder scope.
1. Scope Supply of CRP and other Equipment as per TPSODL
requirement with Complete Wiring of relay ,CT,PT wiring and
DC Aux Power Requirement to be brought to terminal blocks
with disconnecting type lnks as specified.
2. OEM's supervision services for VCB, relay panel and
protection scheme testing and commissioning shall be in bidder's
scope.
3. Bidder shall provide relay software tools for parameterization
and configuration.
3
Specifications for
Control and Relay
panels
1.0 Scope of work
Page no. 2 of 27
7. 1.5 & 2.5 Sq mm
LV power and control
cable for AC/DC
power supply
requirement for each
CRP inside control
room from AC/DC
distribution board
shall be in bidder’s
scope. Bidder to
ensure that dual
Kindly confirm the Diameter of Wire
to be used
1. PT Supply
2. Control Supply
3. AC/DC Supply
4. Bus Wire
As per point no. 04 we are
considering 2.5 Sq mm for CT Circuit
1. PT Supply-2.5 Sqmm with colour code
2. DC Control Supply- 1.5 sq mm Grey colour
3. AC Supply- 2.5 sq mm with Black Colour
4. Bus Wire- 2.5 sq mm grey colour
4
Specifications for
Control and Relay
panels
1.0 Scope of work
Page no. 2 of 27
9. Testing includes
primary injection and
secondary injection
(having three phase
double Source
arrangement) and
also all testing
equipment would be
provided by Vendor.
10. Integration of
relays/BCPUs with
RTU/DC shall be in
bidder's scope.
Approval of
configuration shall be
Since it is supply tender, we are
considering that point 9,10 & 11 not
in Bidder scope.
OK .Agreed.
5
Specifications for
Control and Relay
panels
1.0 Scope of work
Page no. 3 of 27
12. Submission of As-
built drawing within
15 days after
successful
completion of the
respective Sub
Station job.
Since it is supply tender, we are
considering that point commissioning
activity not in Bidder scope, hence
we will provide as built drawing to
TPSODL after panel dispatch of
panel for the supplier factory.
OEM's supervision services for VCB, relay panel and protection
scheme testing and commissioning shall be in bidder's scope.
Hence scheme modifications as per spec requirement along with
relay configuration files shall be in bidder's scope. Same shall be
provided after site acceptance tests.
6
Specifications for
Control and Relay
panels
1.0 Scope of work
Page no. 3 of 27
13. Any
Miscellaneous
accessories required
for Commissioning.
Since it is supply tender, we are
considering that point 13 not in
Bidder scope.
OEM's supervision services for VCB, relay panel and protection
scheme testing and commissioning shall be in bidder's scope.
Scheme modifications as per spec requirement along with relay
configuration files shall be in bidder's scope. Same shall be
provided after site acceptance tests. Hence required accessories
shall be provided by bidder.
7
Specifications for
Control and Relay
panels
1.0 Scope of work
Page no. 3 of 27
14. In case of space
constraint in the
panel vendor need to
supply and
mount an additional
box for installation of
relay.
Since it is supply tender, TPSODL
should inform us the dimensions of
panel as per site requirement.
One panel of 800mm x 800mm shall accommodate two bays
side by side.
If there is any bay remaining alone in a station then it shall be
accommodated in a single panel of 500mm or 600mm to save
space.
Please refer typical panel room layout in Annexure-A.
8
Specifications for
Control and Relay
panels
1.0 Scope of work
Page no. 3 of 27
Scope of work for
MFM-
1. Mounting of the
new MFM and
extending power
supply cables and
wiring inside panel,
CT & PT wiring along
with separate
terminal blocks with
disconnecting type
links for CT & PT
wiring.
2. Terminal Blocks
including TBs for
CTs, PTs and DC as
mentioned above in
BCPU/relay scope.
3. Pin Type, U-Type,
Ring Type Lugs, &
sleeves with Printed
feruling
4. 1.5 & 2.5 Sq. mm
cable for whole
activity
5. Submission of As-
built drawing within
Since it is supply tender of CRP, we
are considering that loose suply of
MFM not in bidder scope.
OEM's supervision services for VCB, relay panel including MFM
& MTR and protection scheme testing and commissioning shall
be in bidder's scope. Hence scheme modifications as per spec
requirement along with relay configuration files shall be in bidder's
scope. Same shall be provided after site acceptance tests.
9
Specifications for
Control and Relay
panels
3.0 Climatic
Conditions of the
Installation
Page no. 4 of 27
Max. Humidity 100%
We are requesting to accept the
Relative humidity y<93%, non-
condensing for the offered relay.
OK .Agreed.
10
Specifications for
Control and Relay
panels
4.2 General System
Design
Page no. 6 of 27
Auxiliary relays such
as
RXSF/RXMS/RXKF
shall be used for field
devices such as
We are requesting to kindly accept
the CV2D2J two element relay for
Aux. Trafo supervision relay instead
of Combiflex design
RXSF/RXMS/RXKF relay. Relay
product catalodge attached.
As per Specification it is required. Please comply.
11
Specifications for
Control and Relay
panels
4.2 General System
Design
Page no. 6 of 27
7. Interconnecting
cable schedule (ICS)
shall be provided by
the bidder for each
bay for control,
metering and
protection purpose.
Since it is supply tender of CRP &
VCB, we are considering that
interconnecting cable schedule not in
bidder scope.
If require we can provide
interconnection detials between VCB
Bidder to provide ICS with relay side as well as VCB side
terminal details. CT & PT side details will be provided by
TPSODL.
12
Specifications for
Control and Relay
panels
4.2 General System
Design
Page no. 7 of 27
9. Multifunction Meter
shall be provided on
each control & Relay
panel. Separate
Multifunction meter
shall be provided for
PT voltage indication,
which shall be
mounted on 33kV
Transformer CRP. In
case these meters
are required to put in
daisy chain, no more
than ten MFM shall
be considered in
each loop. Meter
accuracy shall be
equal or above 0.5S
as per IEC62053:22.
The current rating
shall be three times
continuous and 8
times for 1sec. MFM
shall communicate
on MODBUS RTU or
ASCII, selectable at
site. Aux power
supply range shall be
18-72V DC.
Mounting panel
cutout shall be 92 x
As per tender document, we are
understanding that supply of MFM in
bidder scope but supply of TVM
(Energy Meter) not in Bidder scope.
Kindly confirm.
MFM Meter is required for SCADA interface. Billing Energy
meter is not in bidder's scope.
13
Specifications for
Control and Relay
panels
4.3.1 Energy Meter
(Multifunction Meter-
MFM)
Page no. 7 of 27
We are considering that as per
clause no. 4.2.10 supply of Energy
Meter not in Bidder scope.
Billing energy meter is not in Bidder's Scope.
14
Specifications for
Control and Relay
panels
4.3.6 Numerical Relay
for Transformer
differential protection
Page no. 12 of 27
Differential Relay
Shall have the
Following Function
Required for
transformer
Protection:
3) Binary Input-24 &
Binary Output-12
Minimum Required.
We can provide maximum Binary
Input-16 & Binary Output-17 for
Transformer Differential Protection.
We are requesting you to kindly
accept the same.
As per Specification it is required. Please comply.
15
Specifications for
Control and Relay
panels
4.11 TPSODL
Preferred Make for
CRP panel
enclosures
Page no. 20 of 27
We are requesting you to kindly
accept Designed by ABB &
Fabricated by ABB Sub-vendor panel
for this particular tender.
As per Specification it is required. Please comply. Else bidder to
provide all type test reports for the panels.
16
Specifications for
Control and Relay
panels
4.14 Guarantee/
Warranty
Page no. 22 of 27
Bidder shall stand
guarantee towards
design, materials,
workmanship &
quality of
process/manufacturin
g of items under the
contract for due and
intended
performance of the
same, as an
integrated product
delivered under this
contract. In the event
any defect is found
by the Company up
to a period of 60
months from the date
of commissioning
supplier shall be
liable to undertake to
replace/rectify such
defects at his own
costs within the
mutually agreed
timeframe, and to the
entire satisfaction of
the Company, failing
which the Company
will be at liberty to get
it replaced/rectified at
We requesting to accept that If during
the Warranty period some parts of
the supplies are replaced owing to
the defects/ damages under the
Warranty, the Warranty period for
such replaced parts shall be until the
end of original warranty period i.e. 66
Months from the date of supply of
Original Equipment or 60 Months
from the date of commissioning of
Original Equipment whichever is
earlier.
We cant accept the "Latent Defects"
clasue.
as per tender Specification it is required.
17
Specifications for
Control and Relay
panels
8.1 Support Services
SLA
Page no. 24 of 27
2. Vendor shall
conform in a signed
SLA to the following
guidelines to mitigate
major failure rate. To
mitigate major failure
like Complete system
failure, IED system
instability, loss or
failure of any major
subsystem or system
component such as
to cause a significant
adverse impact to
system availability,
performance, or
operational capability
a. Vendor shall report
to site within 48 hours
of receipt of reporting
of the failure
occurrence.
b. Vendor shall
provide replacement
of the faulty
equipment within 7
days after
confirmation of the
fact that the
We are requesintg you to kindly
accept the below comments on this
points on this pariticular tender.
a. Vendor will respond within 48
hours of receipt of reporting of the
failure occurrence over phone/virtual
platform. If problem not get solved
then Vendor will response within 10
days of receipt of reporting of the
failure occurrence at site.
b. Vendor will provide replacement of
the faulty equipment within 15 days
after confirmation of the fact that the
equipment can’t be repaired at site.
Transportation time not considered in
this clause.
We cant accept this point "Failure
to this clause may have some
penalty reference on vendor."
c. Vendor will provide detailed
analysis report of the faulty
equipment within 30 days from the
date of the site visit by BA on case to
case basis after mutual dicsussion
with TPSODL.
as per Specification it is required.
18
Specifications for
Control and Relay
panels
8.1 Support Services
SLA
Page no. 24 of 27
Services to be
included during
tender
1. Tri-party
agreement to be
made to have
protection against
quitting of executing
vendor.
Since it is a supply tender, we are
considering this point not in Bidder
scope.
Supply Terms and condition Tender Specification applicable for
Supply of Equipment.
19
Specifications for
Control and Relay
panels
8.1 Support Services
SLA
Page no. 24 of 27
SLA / Delivery
Terms/ Period of
contract:
The work of CRP
installation &
commissioning of
supplied Relay of
Since it is a supply tender, we are
considering this point not in Bidder
scope.
CRP Panel Supply delivery time as per Tender Specification.
20 TechnicalCRP for PTR with
Diff+O/C
Kindly confirm that Two nos separate
relay require for OC & Diff relay.
33KV /11KV Transformer Feeder required for Differential Protection,
REF , SEF, Over current & Earth fault. Over Current , Earth fault
should inbuild in same Differential protection relay with Programmable
selection optional enable HV Side as well as L.V side over current
and Earth fault .This all protection function should be in same relay
.Additionally Transformer Trouble Relay required for CRP panel.
11KV side Panel seperate Over Current and Earth Fault the same
relay additional SEF, Measured Earth Fault Protection Required.
21 Quantity Mismatch
CRP pannels PSS
(Primary Sub Station)
wise
Total quantity of panel not matched in
between two document.
A. CRP pannels PSS (Primary Sub
Station) wise
B. Corrigendum No. – I
Please refer BOQ in Annexure-F of CRP specs
Sr. No.
Detailed Reference
to TPSODL Tender
Document. Please
specify Document
No / Clause No /
Page No
Description as per
Bid DocumentRemarks - Query / Clarification TPSODL Response
1 2 3 4 5
1 NIT-
TPSODL_OT_2021-
22_046_ Rate
Contract for Supply of
VCB & CRP at
TPSODL
7.5 Payment Terms
Page no. 14 of 69
80% Payment shall
be made within 45
days of submission of
error free invoice
upon successful
supply of the
equipment, duly
certified from
authorized person
from TPSODL.
20% payment shall
be released within 45
days of submission of
Since it is supply tender, we are
requesting you to kindly accept the
payment terms as below :
100% Payment shall be made within
45 days of submission of error free
invoice upon successful supply of the
equipment, duly certified from
authorized person from TPSODL.
Tender T & C Shall Prevail.
However, If the installation is delayed beyond 180 days (not
attibutible to BA) from date of supplies made to TPSODL
because of reason attributed to TPSODL , TPSODL shall release
balance 20% payment.
OEM shall deploy the commissioning engineer for supervision of
testing and commisioning of the equipment, as per intimation
from TPSODL.
2 7 Post Award
Contract
Administration
7.1. Special
Conditions of Contract
Page no. 13 of 69
Delivery period shall
be 45 days from date
of receipt of release
order / CAT-A
issuance, whichever
is later.
We are requesting you to kindly
accept Delivery period shall be 12-14
weeks from date of receipt of release
order / CAT-A issuance, whichever is
later.
Delivery period shall be 60 days from date of receipt of release
order / CAT-A issuance,
whichever is later.
3 Additional proposed
Limitation of Liability
& exclusion of
Consequential
Damages:
We request you to accept the below
clause:
Whether arising in contract, tort
(including negligence whether active
or passive), warranty, strict liability or
otherwise, the liability of the Supplier,
its agents, employees,
subcontractors and suppliers with
respect to any and all claims arising
out of the performance or
nonperformance of obligations under
the contract, whether arising in
contract, tort (including negligence
whether active or passive, warranty,
strict liability or otherwise, shall not
exceed in the aggregate the payment
received and shall in no event include
damages for loss of profit, loss of
revenues, loss of power, loss of use,
costs of capital, downtime costs,
delays and claims of customers of
purchaser or costs of replacement of
power or loss of anticipated savings,
increased costs of operation or for
any special, indirect or consequential
damage, loss of any nature
whatsoever whether arising in
contract, tort (including negligence
whether active or passive), warranty,
strict liability or otherwise. No such
claim shall be asserted against the
Tender T & C Shall Prevail.
4 Additional proposed Arbitration
In the event of a dispute between the
parties, the same is to be referred to
a panel of 3 Arbitrators, Each party
shall appoint one arbitrator and the
third arbitrator, who shall be the
presiding officer, shall be appointed
by the two arbitrators so elected by
Tender T & C Shall Prevail.
Sr. No Clause ref. Page no Requirement as per Tender Amendment proposed Justification TPSODL Responses
1 2.2 7 Quantity variation Clause: There will There shall be a cap on Qty. variation & same shall be limited to There shall be limit to qty Tender T & C shall prevail.
2 3.5 10Bids shall remain valid for 180 days
from the due date of submission of
the bid.
Bids shall remain valid for 120 days from the due date of
submission of the bid.
The maximum period of
validity shall be 120 days
only.
Tender T & C shall prevail.
3 3.9 11
The type tests specified in TPSODL
specifications should have been
carried out within five years prior to
the date of opening of technical bids
and test reports are to be submitted
along
with the bids.
The type tests for 11kV OD VCB specified in TPSODL
specifications should have been carried out within TEN years
prior to the date of opening of technical bids and test reports
are to be submitted along
with the bids.
Since we have not done any
changes in the basic design
of the said CB hence we do
not envisige any repitation of
type test. Therefore for 11KV
Outdoor VCB we request you
to accept type test reports
which are more than 5 years
old.
Bidder to submit declaration for no
change in type tested design. Also
all mandetory type test reports shall
be submitted with the bid.
4 4.6 12
TPSODL reserves the right to
conduct the reverse auction (instead
of public opening of price bids) for
the products / services being asked
for in the tender. The terms and
conditions for such reverse auction
events shall be as per the
Acceptance Form attached as
Annexure VI of this document. The
bidders along with the tender
document shall mandatorily submit
Bidds shall be decided on L1 basis only. Reverse auction should
not be carried out. Also no manual negotiations shall be carried
out after RA with the L1 bidder & order shall be placed directly
at the L1 price.
As per management
guidelines of ABB, we can
not participate in reverse
auction. L1 bidder price shall
be considered as final & no
negotiations shall be carried
out.
Tender T & C shall prevail.
5 7.1 13Delivery period shall be 45 days
from date of receipt of release order
/ CAT-A issuance, whichever is later.
Delivery period shall be 12 - 14 weeks from the date of issue of
clear (CAT-A) drawing approval / manufacturing clearance
whichever is later.
A resonable time frame shall
be provided for delivery of
materials.
Delivery period shall be 60 days
from date of receipt of release
order / CAT-A issuance,
whichever is later.
6 7.5 14
80% Payment shall be made within
45 days of submission of error free
invoice upon successful supply of
the equipment, duly certified from
authorized person from TPSODL.
20% payment shall be released
within 45 days of submission of
error free invoice upon after
successful integration and
commissioning of the equipment by
TPSODL. Necessary support
100% payment shall be released within 45 days from the date
of submission of invoices along with receipted LR.
Since the scope is limited to
only supply of 11kV & 33kV
OD VCB, hence 20% balance
payment shall not be linked
to commissioning activities &
100% payment shall be made
within 45 days against
submission of invoices.
7 Annexure I 17
Total Inclusive amount as
mentioned above is landing cost at
TPSODL and, shall be inclusive of all
taxes, duties, freight, and insurance,
Total Inclusive amount as mentioned above is landing cost at
TPSODL and, shall be inclusive of all taxes, duties, freight, and
insurance, loading only.
Unloading at TPSODL
site/store shall not be in
bidders scope
Agreed. However incoming
inspection shall be done by the
bidder.
8 3.9 28 Reverse AuctionsBidds shall be decided on L1 basis only. Reverse auction should
not be carried out
As per management
guidelines of ABB, we can
not participate in reverse
auction.
Tender T & C shall prevail.
9 4.0 28 Scope of Work
As per the BOQ & Tender document we understood that the
scope of work shall be limited to only supply of 33kV & 11kV OD
VCB. Erection, testing at site & commissioning shall not be in
ABB's Scope.
OEM's supervision services for
VCB, relay panel including MFM &
MTR and protection scheme testing
and commissioning shall be in
bidder's scope. Hence scheme
modifications as per spec
requirement along with relay
configuration files shall be in
bidder's scope. Same shall be
provided after site acceptance tests.
10 5.0 28
Unless specified elsewhere in the
contract document, the prices /
rates are inclusive of cost of finished
product for which MDCC will be
issued by TPSODL, packaging and
forwarding charges, freight and
transit insurance charges covering
loading at Associate’s works,
transportation to TPSODL store/site
& unloading & delivery at TPSODL
stores / TPSODL site, cost of
ABB's scope shall be limited to design, engineering,
manufacture, supply, shop testing at manufacturer’s works,
packing, loading, transportation, freight, transit insurance only.
Unloading at TPSODL
site/store shall not be in
bidders scope
Agreed. However incoming
inspection shall be done by the
bidder.
11 6.0 30
Payment terms : TPSODL will make
100% payment within 30 days of
submission of the Bill / Invoice
complete in all respects and along
with all the requisite documents
mentioned above, subject to
condition that Associate has
furnished the requisite Security-cum-
Performance Guarantee as
stipulated in the contract.
This clause is in contradiction of payment terms clause 7.5 of
page 14. Please clarify the exact payment terms
100% payment shall be
released within 45 days from
the date of submission of
invoices along with receipted
LR.
Tender T & C Shall Prevail.
However, If the installation is
delayed beyond 180 days (not
attibutible to BA) from date of
supplies made to TPSODL because
of reason attributed to TPSODL ,
TPSODL shall release balance 20%
payment.
OEM shall deploy the
commissioning engineer for
supervision of testing and
commisioning of the equipment, as
per intimation from TPSODL.
12 11.1 34
Right to carry out inspection :
- During Installation &
Commissioning Activities / Stages.
- Prior to Clearing of the completed
installation for commissioning
Please remove the said clauses, since installation &
commissioning activities are not in ABB Scope
Please remove the said
clauses, since installation &
commissioning activities are
not in ABB Scope
OEM's supervision services for
VCB, relay panel including MFM &
MTR and protection scheme testing
and commissioning shall be in
bidder's scope. Hence scheme
modifications as per spec
requirement along with relay
configuration files shall be in
bidder's scope. Same shall be
provided after site acceptance tests.
13 12.5.10 37
BA representative should
accompany the material and get it
unloaded / stacked in his presence
Unloading / stacking at TPSODL site/store shall not be in
bidders scope
Unloading / stacking at
TPSODL site/store shall not
be in bidders scope
Agreed. However incoming
inspection shall be done by the
bidder.
14 13.1 38
Associates shall stand guarantee
that the equipment and material
supplied under the contract is free
from design, manufacturing,
material, construction, erection &
installation and workmanship &
quality defects and is capable of its
due, rated and intended quality
performance, as an integrated
product delivered under the
Associates shall stand guarantee that the equipment and
material supplied under the contract is free from design,
manufacturing, material, construction and workmanship &
quality defects and is capable of its due, rated and intended
quality performance, as an integrated product delivered under
the contract, for a specific period termed as Guarantee
Period(as elaborated elsewhere in this clause).
Removed the words erection
& installation since same is
not in our scope of supply.
OEM's supervision services for
VCB, relay panel including MFM &
MTR and protection scheme testing
and commissioning shall be in
bidder's scope. Hence scheme
modifications as per spec
requirement along with relay
configuration files shall be in
bidder's scope. Same shall be
provided after site acceptance tests.
15 13.3 38
If during the Warranty/ Guarantee
period some parts of the supplies
are replaced owing to the defects /
damages under the Warranty, the
Warranty period for such replaced
parts shall be until the expiry of
twelve months from the date of
such replacement or renewal or
If during the Warranty/ Guarantee period some parts of the
supplies are replaced owing to the defects / damages under the
Warranty, the Warranty period for such replaced parts shall be
until the expiry of twelve months from the date of such
replacement or renewal or until the end of original Guarantee
period, whichever is earlier.
Warranty period of repaired /
replaced items shall be
restricted to the warranty
period of the original
equipment supplied. No
extended warrantee shall be
provided for
repaired/replaced parts.
If the repaired component fails
again then it will be black listed for
TPSODL.
16 13.3 39
In case the Associate is not able to
rectify/ replace the faulty
equipment/ material within the
stipulated timelines as mentioned
above, penalty shall be levied as per
the Liquidated Damages clauses
mentioned in this document. The
penalty amount shall be recovered
from the payment due to the vendor
Warranty obligations shall be exclusive remedy for Purchaser
against any defects arising in the supplied products. GCC Tender T & C shall prevail.
General Conditions of contract
17 13.6 39
Latent defect : Hidden defects in
manufacturing or design of the
product supplied and which could
not be identified by the tests
conducted but later manifested
during operation of the equipment
are termed as latent defects.
Associates shall further be
responsible for ‘free replacement’
for another period of THREE years
from the end of the guarantee
Hidden Design defects in manufacturing or design of the
product supplied and which could not be identified by the tests
conducted but later manifested during operation of the
equipment are termed as latent defects. Associates shall
further be responsible for ‘free replacement’ or repair for
another period of THREE years from the end of the guarantee
period for any ‘Latent Defects’ if noticed and reported by the
Company.
Tender T & C shall prevail.
18 14 39 Liquidated damages
•LD shall be computed under respective Purchase Orders to
max. of 5% of PO value only and not on total contract value.
•LD shall be exclusive remedy for delay and in full satisfaction.
Under the contract, TPSODL shall first exhaust the LD max limit
before resorting to any other remedy available under the
contract.
Tender T & C shall prevail.
19 17 42 Intellectual Property RightsAny intellectual property developed or acquired by Associate
during course of contract shall be owned by Associate.Tender T & C shall prevail.
20 18 42 Indemnity (para 2)
We propose following change in indemnity clause.
The Associate assumes responsibility for and shall indemnify
and save harmless the TPSODL from all liability, claims, costs,
expenses, taxes and assessments including penalties, punitive
damages, attorney's fees and court costs which are or may be
required to be paid by the TPSODL and its officers, directors,
employees, affiliates, agents, successors and assigns arising
from any breach of the Associate’s obligations under the
Contract or for which the Associate has assumed
responsibilities under the Contract including those imposed
under any local or national law or laws, or in respect to all
salaries, wages or other compensation for all persons employed
by the Associate or his Sub-Associates or suppliers in
connection with the performance of any work covered by the
Contract.
Tender T & C shall prevail
21 19 42
Except for any specific liability which
may be identified in the Contract
and which may be payable
hereunder, Associate shall not be
liable for any special, incidental,
indirect, or consequential Damages
or any loss of business Contracts,
revenues or other financial loss (or
equivalents thereof no matter how
claimed, computed or
characterized) arising out of or in
connection with the Performance of
the Work or supply of Goods unless
caused by Associate’s negligence,
willful misconduct or breach of
contract.
Slight modification is requested in the clause.
Notwithstanding any provision to the contrary Except for any
specific liability which may be identified in the Contract and
which may be payable hereunder, Associate shall not be liable
for any special, incidental, indirect, or consequential Damages
or any loss of business Contracts, revenues or other financial
loss (or equivalents thereof no matter how claimed, computed
or characterized) arising out of or in connection with the
Performance of the Work or supply of Goods unless caused by
Associate’s gross negligence, or willful misconduct or breach of
contract.
Tender T & C shall prevail.
22 22.3 47 Termination for convenience of TPSODL
In case of termination for convenience of TPC, Associate shall
also be paid for the cost of work in progress along with
supplies/services rendered until date of termination.
Clause 24.1 is contradictory to clause 22.3, therefore 24.1 shall
be deleted.
Tender T & C shall prevail.
23 27.b 48TPSODL shall be the principal holder
of the policyABB India Ltd shall be the principal holder of the policy
Since we have a open marine
policy for pan India basis
hence we can not change the
principal holder of the same.
OK
Technical Specification for 33kV and 11KV Outdoor Circuit breaker TPSODL response
24 1 2
This specification covers the
technical requirements of design,
engineering, manufacture, testing at
manufacturer's works, packing,
forwarding, supply and unloading at
site / store and performance of 33kV
and 11kV Outdoor type Porcelain
Clad Vacuum Circuit Breaker along
with supporting structures, bi-
metallic clamps, permanent
maintenance platform, marshalling
This specification covers the technical requirements of design,
engineering, manufacture, testing at manufacturer's works,
packing, forwarding, supply and performance of 33kV and 11kV
Outdoor type Porcelain Clad Vacuum Circuit Breaker along with
supporting structures, bi-metallic clamps, marshalling box all
accessories for trouble free and efficient performance.
- Unloading at TPSODL
site/store shall not be in
bidders scope
- Ladder shall be provided as
operating platform, civil
works for foundation etc.
shall not be in bidders scope
Accepted.
25 4.7.1.b 3Impulse withstand voltage :
33kV OD VCB - 195kVp
11kV OD VCB - 95kVp
Impulse withstand voltage :
33kV OD VCB - 170kVp
11kV OD VCB - 75kVp
Shall be as per manufactuers
type tested design. Pls
provide type test report
along with the bid.
Accepted.
26 4.7.2.b 3
Rated power frequency withstand
voltage :
33kV OD VCB - 80kV
11kV OD VCB - 75KV
Rated power frequency withstand voltage :
33kV OD VCB - 70kV
11kV OD VCB - 28KV
Shall be as per manufactuers
type tested design. Pls
provide type test report
along with the bid.
Accepted. Pls submit type test
reports for all mandatory type tests.
27 4.17 4 Total break time (max) : 60 ms Total break time (max) : < 80 msShall be as per manufactuers
type tested design.Accepted. Pls submit type test
reports for all mandatory type tests.
28 4.18 4 Total closing time (max) : 60 ms Total closing time (max) : 65 + 15 msShall be as per manufactuers
type tested design.Accepted. Pls submit type test
reports for all mandatory type tests.
294.22 Clearances in
air. 4.22.1; 4.22.24
Minimum clearences such as Between phases, between live
parts & ground; Phase to earth etc shall be as per manuacftuers
type tested design.
Since the breakers are type
tested as per latest IS/IEC
standards hence the
dimensions shall be suitable
for application.
Accepted. Pls submit type test
reports for all mandatory type tests.
30 4.28 4Minimum vertical clearance of live
conductor from ground level :
11kV OD VCB - 3700 mm
Minimum vertical clearance of live conductor from ground level
:
11kV OD VCB - 2856 + 10 mm
Since the breakers are type
tested as per latest IS/IEC
standards hence the
dimensions shall be suitable
for application.
Accepted. Pls submit type test
reports for all mandatory type tests.
31 4.30 4 Electrical endurance : E2Offered CB shall be suitable for E2 class without autoreclosing
duty application.
Shall be suitbale for E2 class
without autoreclosing duty
application.
Accepted. Pls submit type test
reports for all mandatory type tests.
32 4.33 4Material of main contact : copper
chromium, silver platedMaterial of main contact shall be copper chromium only.
Since the contact are inside
vacuum interrupter hence
silver plating is not required
for the same.
ok
33 5.1 5
The trip coils shall be suitable for
trip circuit supervision. The trip
circuit supervision relay would also
be provided.
The trip coils shall be suitable for trip circuit supervision. The
trip circuit supervision relay shall be part of control & relay
panel
Trip circuit supervision relay
shall be in scope of control &
relay panel manufacturer
Trip coil shall not include any
electronic component. Trip coil
supervision shall be possible and
shall be demonstrated during
scheme testing.
34 5.1 5
The terminal pads shall be made up
of electrolytic copper and shall be
silver plated with at least 50 microns
thickness.
The terminal pads shall be made up of extruded aluminium.
Terminal pads shall be made
up of extruded aluminium &
silver plating shall not be
applicable. ('Shall be as per
manufactuers type tested
design)
Accepted. Pls submit type test
reports for all mandatory type tests.
35 5.1 5The height of manual operating
handle shall not be more than
1500mm from ground level.
The height of manual operating handle from ground level shall
be as per manufacturers type tested design.
The height of manual
operating handle from
ground level shall be as per
attahced GA Drawing &
manufacturers type tested
design.
Agrreed. Operating platform shall
be provided.
36 5.1 5
Vent outlets of the circuit breaker
shall be so situated that a discharge
of gas shall not cause electrical
breakdown and is directed away
from any location where persons
may be present.
The necessary safety distance shall
Offered VCB is of outdoor application, vents if provided shall
dilute the IP rating of VCB, hence same shall not be applicable
Since offered VCB is of
outdoor application, hence
vents shall not be applicable
for the same.
ok
37 5.2 6
To know the residual life of vacuum
interrupter, an indicator to indicate
status of contact erosion should be
provided
The contacts of ABB make VI are made up of Copper Chromium
which is a hard contact material, hence there is no contact
wear and does not require contact setting during its entire
service life.
Shall be as per manufactuers
type tested design. Pls
provide type test report
along with the bid or
confirmation on letter head
with sign and stamp.
ok
38 5.2 6
A pressure gauge to monitor
positive pressure lower part of the
pole is to be provided to protect
ingress of moisture.
Pressure gauge shall not be applicable
Since offer is Vacuum circuit
breaker, hence pressure
gauge shall not be
applicable.
ok
39 5.3 6
Spring charging motor shall be of
universal type with overload
protection and overload relay with
contacts for annunciation.
Spring charging motor shall be universal type with overload
protection as per manufactuers standard practice.
Fuse or MCB shall be
provided for overload
protection of spring charging
motor. Same shall be
discussed further during
drawing approval.
ok
40 5.3 6
The mechanism of the breaker shall
be such that the position of the
breaker is maintained even after the
leakage of operating media and / or
Since we are offering Vacuum circuit breaker, hence the said
clause shall not be applicable
Since offer is Vacuum circuit
breaker, hence shall not be
applicable.
ok
41 5.3 7
Provision shall be made to enable
electrical interlocking with the
opening or closing of the isolator
when breaker is closed. All
electrical and mechanical interlocks,
which are necessary for safe and
Necessary contacts shall be
provided for electrical
interlocking with the
isolators. Mechanical castle
key interlock shall be
provided by the bidder.
yes. Bidder to comply
41 5.4 7All contacts shall be silver coated
(Thickness shall be specified) and
made of Copper Chromium alloy.
Material of contact shall be copper chromium only.
Since the contact are inside
vacuum interrupter hence
silver plating is not required
for the same. (Shall be as per
manufacturers type tested
design)
yes. Bidder to comply
42 5.5 7
Primary terminals shall be Silver
plated copper, suitable for wedge
type connectors shall be finalized
during detailed engineering
- Primary terminals shall be made up of extruded aluminium
- Please confirm exact type of terminal connector required, This
will help to understand customer requirement and quote
accordingly.
- Terminal pads shall be
made up of extruded
aluminium & silver plating
shall not be applicable. (Shall
be as per manufactuers type
tested design)
- Please confirm exact type of
terminal connector required,
This will help to understand
customer requirement and
quote accordingly.
bidder to provide terminal
connector suitable for site
requirement.
43 5.6 7 Insulators
For 33kV OD VCB in addition to porcelain, Hydrophobic
cycloaliphatic epoxy polymer (HCEP) insulators shall also be
acceptable
Porcelain insulatros are
fragile & brekable, whereas
HCEP being polymer is having
better strength & life.
Insulator clreaning is not
required, hence no shut
down. Having higher
creepage of 1116mm. Overall
its having lesser
maintenance, hence
maintenance cost is also
reduced.
yes. Bidder to comply
44 5.7 8Control Cabinets shall be hot dip
galvanizedControl cabinet shall be powder coated
The Circuit Breaker Control
Cabinet shall be Powder
coated having 7 tank pre
treatment process to avoide
any rusiting / corrosion.
yes. Bidder to comply
45 5.7 8Control cabinets shall be sheet steel
enclosed and shall be dust, weather
and vermin proof. Sheet steel shall
Control cabinets shall be sheet steel enclosed and shall be dust,
weather and vermin proof. Sheet steel shall be at least 2.5mm
thick & 2mm thick for non load bearing member
Appropriate type test reports
shall be submitted along with
the bid.
yes. Bidder to comply
46 5.7 8
All necessary cable terminating
accessories such as glands, crimp
type tinned copper lugs etc., for
control cables shall be included in
Cable termination kits, glands, crimps etc. shall not be in ABB's
scope of supply.Okay. Please comply specs. yes. Bidder to comply
47 5.8 8 Support StructuresPrice for only CB support structure shall be included in offer.
Supply of CT Support structures shall not be in bidders scope.Okay. Please comply specs. yes. Bidder to comply
48 5.10 9 Earthing
Two separate earthing terminals suitable for connecting GI strip
shall be provided on CB. Earting strip shall not be in bidders
scope of supply.
Okay. Please comply specs. yes. Bidder to comply
49 7.2 10 Type Tests
Type tests which are mandatory as per IEC 62271-100 are
performed on the offered CB & a copy of reports shall be
provided for ref. purpose
Acceptable. yes. Bidder to comply
50 8 10
Type test shall have been conducted
in certified Test Laboratories during
the period not exceeding 5 years
from the date of opening the bid
Type test shall have been conducted in certified Test
Laboratories during the period not exceeding 10 years from the
date of opening the bid
Since we have not done any
changes in the basic design
of the said CB hence we do
not envisige any repitation of
type test. Therefore for 11KV
Outdoor VCB we request you
to accept type test reports
which are more than 5 years
old.
Declaration shall be submitted on
letter head.
51 11 11
60 months from the date of
commissioning or 66 months from
the date of last supplies made under
the contract whichever is earlier
60 months from the date of commissioning or 66 months from
the date of dispatch whichever is earlier.
Warranty period shall be
linked to the dispatch date of
each individual lot & not with
the last lot supplied.
60 months from the date of
commissioning
52 18 12 Castle Key & Lock
As per specs clause no. 5.1 mechanical castle key interlock is in
scope of TPSODL. Kindly confirm the exact requirement so as to
quote accordingly.
Please provide castle key
interlock for safety purpose.Bidder to comply with castle key
interlock
53
In case of breach of contract/PO by TPSODL which is not cured
within 15 days of notice from Supplier or delay by Purchase
exceeding 30 days or suspension by TPSODL beyond 30 days,
Supplier shall be entitled to terminate the contract/PO. TPSODL
shall pay Supplier for all Products completed or partially
completed before the effective date of termination, and
Supplier shall be entitled to recover any costs, expenses, loss or
damage reasonably incurred as a result of such termination,
including but not limited to costs of work in progress, expenses
for repossession, fee collection or costs of storage during
suspension.
Tender T & C shall prevail
FORMAT B.1
Format for Technical Pre-Bid Queries
Tender NoTPSODL/OT/2020-21/046
Package NameRate Contract for Supply of VCB and CRP as per TPSODL specifications
Bidder : M/s OHM Energy Management Sys.Pvt.Ltd.
Note : The said format to be used only for Technical Pre-Bid Query. Any Commercial Query has to be strictly in Format B2 Format for Commercial Pre-Bid Query and sent seperately
Format to be used for query regarding Technical Pre-Qualifcation Requirement, Safety Pre-Qualifcation Requirement, Technical Set of Documnt
Pre-Bid Query has to be sent in editable Excel file fomat only
Pre-Bid Query has to be sent through e-mail in TPSODL E-Tender System
Sr. No.
Detailed Reference
to TPSODL
Technical
Document. Please
specify Document
No / Clause No /
Page No
Description as per
Bid DocumentRemarks - Query / Clarification TPSODL Response
1 2 3 4 5
1
Document: Technical
Specification of 33kV
& 11kV Outdoor
Vacuum Circuit
Breaker
Clause: 4.7.1.B
Page no: 03 of 20
Rated Lightning
impulse withstand
voltage requirment as
per specs :
33kV OD VCB -
195kVp
11kV OD VCB -
95kVp
Request to review and consider
accepting the following Rated
Lightning impulse withstand voltage
requirements :
33kV OD VCB - 170kVp
11kV OD VCB - 75kVp
Please refer response on same point above
2
Document: Technical
Specification of 33kV
& 11kV Outdoor
Vacuum Circuit
Breaker
Clause: 4.7.2.B
Page no: 03 of 20
Rated power
frequency withstand
voltage requirment
as per specs :
33kV OD VCB -
80kV
11kV OD VCB -
75KV
Request to review and consider
accepting the following Rated power
frequency withstand voltage
requirment :
33kV OD VCB - 70kV
11kV OD VCB - 28KV
Please refer response on same point above
3
Document: Technical
Specification of 33kV
& 11kV Outdoor
Vacuum Circuit
Breaker
Clause: 4.17
Page no: 04 of 20
Total Break
time(max) : 60 ms
Request to review and consider
accepting following specs :
Total break time (max) : < 80 msPlease refer response on same point above
General
VCB
4
Document: Technical
Specification of 33kV
& 11kV Outdoor
Vacuum Circuit
Breaker
Clause: 4.18
Page no: 04 of 20
Total Closing time
(max) : 60 ms
Request to review and consider
accepting following specs :
Total closing time (max) : 65 + 15 msPlease refer response on same point above
5
Document: Technical
Specification of 33kV
& 11kV Outdoor
Vacuum Circuit
Breaker
Clause: 4.22 (4.22.1,
4.22.2)
Page no: 04 of 20
Clearance in air
Between phases
Phase to earth
Minimum clearences such as
Between phases, between live parts
& ground; Phase to earth etc shall be
as per manuacftuers type tested
design.
Kindly accept
Please refer response on same point above
6
Document: Technical
Specification of 33kV
& 11kV Outdoor
Vacuum Circuit
Breaker
Clause: 4.28
Page no: 04 of 20
Minimum vertical
clearance of live
conductor from
ground level
Minimum vertical clearance of live
conductor from ground level :
11kV OD VCB - 2856 + 10 mm
Requested to Consider the above
spec
Please refer response on same point above
7
Document: Technical
Specification of 33kV
& 11kV Outdoor
Vacuum Circuit
Breaker
Clause: 4.3
Page no: 04 of 20
Electrical endurance :
E2
Offered CB shall be suitable for E2
class without autoreclosing duty
application.
Please refer response on same point above
8
Document: Technical
Specification of 33kV
& 11kV Outdoor
Vacuum Circuit
Breaker
Clause: 4.33
Page no: 04 of 20
Material of Main
Contact : copper
chromium, silver
plated
Kindly accept Material of main
contact shall be copper chromium
only, Since the contact are inside
vacuum interrupter hence silver
plating is not required for the same.
Please refer response on same point above
9
Document: Technical
Specification of 33kV
& 11kV Outdoor
Vacuum Circuit
Breaker
Clause: 5.1
Page no: 05 of 20
General (The trip
coils shall be suitable
for trip circuit
supervision. The trip
circuit supervision
relay would also be
provided. There shall
be separate
contactor for each
The trip coils shall be suitable for trip
circuit supervision. The trip circuit
supervision relay shall be part of
control & relay panel
Kindly Confirm
Please refer response on same point above
10
Document: Technical
Specification of 33kV
& 11kV Outdoor
Vacuum Circuit
Breaker
Clause: 5.1
Page no: 05 of 20
General ( The
terminal pads shall
be made up of
electrolytic copper
and shall be silver
plated with at least
50 microns thickness.
)
Kindly accept the terminal pads shall
be made up of extruded aluminium ,.
since for the terminal pads made up
of extruded aluminium , silver plating
shall not be applicable. ('Shall be as
per manufactuers type tested design)
Please refer response on same point above
11
Document: Technical
Specification of 33kV
& 11kV Outdoor
Vacuum Circuit
Breaker
Clause: 5.1
Page no: 05 of 20
General ( The height
of manual operating
handle shall not be
more than 1500mm
from ground level )
request to accept height of manual
operating handle from ground level
as per manufacturers type tested
design ( refer attahced GA Drawing
of manufacturers type tested design.
)
Please refer response on same point above
12
Document: Technical
Specification of 33kV
& 11kV Outdoor
Vacuum Circuit
Breaker
Clause: 5.1
Page no: 05 of 20
General ( Vent
outlets of the circuit
breaker shall be so
situated that a
discharge of gas shall
not cause electrical
breakdown and is
directed away from
any location where
Our proposing VCB is of outdoor
application and vents if provided shall
dilute the IP rating of VCB, hence
same shall not be applicable. Hence
kindly consider our request .
Please refer response on same point above
13
Document: Technical
Specification of 33kV
& 11kV Outdoor
Vacuum Circuit
Breaker
Clause: 5.2
Page no: 05 of 20
General ( To know
the residual life of
vacuum interrupter,
an indicator to
indicate status of
contact erosion
should be provided )
The contacts of ABB make VI are
made up of Copper Chromium which
is a hard contact material, hence
there is no contact wear and does not
require contact setting during its
entire service life.
Please refer response on same point above
14
Document: Technical
Specification of 33kV
& 11kV Outdoor
Vacuum Circuit
Breaker
Clause: 5.2
Page no: 05 of 20
General ( A pressure
gauge to monitor
positive pressure
lower part of the pole
is to be provided to
protect ingress of
moisture.)
Since we are offering Vacuum circuit
breaker, hence pressure gauge shall
not be applicable
Please refer response on same point above
15
Document: Technical
Specification of 33kV
& 11kV Outdoor
Vacuum Circuit
Breaker
Clause: 5.3
Page no: 06 of 20
Operating
Mechanism ( Spring
charging motor shall
be of universal type
with overload
protection and
overload relay with
contacts for
annunciation. )
Spring charging motor shall be
universal type with overload
protection as per manufactuers
standard practice ( Fuse or MCB
shall be provided for overload
protection of spring charging motor
).Same shall be discussed further
during drawing approval.
Please refer response on same point above
16
Document: Technical
Specification of 33kV
& 11kV Outdoor
Vacuum Circuit
Breaker
Clause: 5.3
Page no: 06 of 20
Operating
Mechanism
The mechanism of the breaker shall
be such that the position of the
breaker is maintained even after the
leakage of operating media and / or
SF6 gas.
Since we are offering Vacuum circuit
breaker, hence the above said clause
shall not be applicable
Please refer response on same point above
17
Document: Technical
Specification of 33kV
& 11kV Outdoor
Vacuum Circuit
Breaker
Clause: 5.3
Page no: 06 of 20
Operating
Mechanism
Provision shall be made to enable
electrical interlocking with the
opening or closing of the isolator
when breaker is closed. All electrical
and mechanical interlocks, which are
necessary for safe and satisfactory
operation, shall be furnished.
Necessary contacts shall be provided
for electrical interlocking with the
isolators. Mechanical castle key
interlock shall be in scope of
TPSODL as per specs clause no. 5.1
Please refer response on same point above
18
Document: Technical
Specification of 33kV
& 11kV Outdoor
Vacuum Circuit
Breaker
Clause: 5.4
Page no: 07 of 20
Contacts (All
contacts shall be
silver coated
(Thickness shall be
specified) and made
of Copper Chromium
alloy)
All contacts shall be silver coated
(Thickness shall be specified) and
made of Copper Chromium alloy
Material of contact shall be copper
chromium only
Kindly accept
Please refer response on same point above
19
Document: Technical
Specification of 33kV
& 11kV Outdoor
Vacuum Circuit
Breaker
Clause: 5.5
Page no: 07 of 20
Primary Terminals
(Primary terminals
shall be Silver plated
copper suitable for
wedge type
connectors the size
of the conductor shall
be finalized during
detailed engineering.
Successful bidder
shall supply
connectors. It should
Primary terminals shall be made up
of extruded aluminium
Please confirm exact type of terminal
connector required, This will help to
understand customer requirement
and quote accordingly.
Please refer response on same point above
20
Document: Technical
Specification of 33kV
& 11kV Outdoor
Vacuum Circuit
Breaker
Clause: 5.6
Page no: 07 of 20
Insulators (Porcelain
used in bushing
manufacture shall be
a single piece and
homogenous, free
from laminations,
cavities and other
flaws or
imperfections that
might affect the
mechanical or
dielectric quality and
shall be thoroughly
vitrified, tough and
impervious to
moisture. Glazing of
the porcelain shall be
For 33kV OD VCB in addition to
porcelain, Hydrophobic cycloaliphatic
epoxy polymer (HCEP) insulators
shall also be acceptable
Kindly Confirm
Please refer response on same point above
21
Document: Technical
Specification of 33kV
& 11kV Outdoor
Vacuum Circuit
Breaker
Clause: 5.7
Page no: 08 of 20
Control Cabinet
(Control Cabinets
shall be hot dip
galvanized)
Control cabinet shall be powder
coated
Kindly Confirm
Please refer response on same point above
22
Document: Technical
Specification of 33kV
& 11kV Outdoor
Vacuum Circuit
Breaker
Clause: 5.7
Page no: 08 of 20
Control Cabinet
(Control cabinets
shall be sheet steel
enclosed and shall be
dust, weather and
vermin proof. Sheet
steel shall be at least
3mm thick. 15mm
thick neoprene or
better type of gaskets
Control cabinets shall be sheet steel
enclosed and shall be dust, weather
and vermin proof. Sheet steel shall
be at least 2.5mm thick & 2mm thick
for non load bearing member
Please refer response on same point above
23
Document: Technical
Specification of 33kV
& 11kV Outdoor
Vacuum Circuit
Breaker
Clause: 5.7
Page no: 08 of 20
Control Cabinet (All
necessary cable
terminating
accessories such as
glands, crimp type
tinned copper lugs
etc., for control
cables shall be
included in Bidder's
Cable termination kits, glands, crimps
etc. shall not be in Bidder scope of
supply.
Please refer response on same point above
24
Document: Technical
Specification of 33kV
& 11kV Outdoor
Vacuum Circuit
Breaker
Clause: 5.8
Page no: 08 of 20
Support Structures
(The Bidder shall
include the price of
support structure
along with the
foundation bolts
required in the bid
proposal sheet and
these shall be
considered in
Price for only CB support structure
shall be included in offer. Supply of
CT Support structures shall not be in
bidders scope.
Please refer response on same point above
25
Document: Technical
Specification of 33kV
& 11kV Outdoor
Vacuum Circuit
Breaker
Clause: 5.10
Page no: 09 of 20
Earthing (GI strip for
earthing shall be of
size 50mmX6mm
approx.)
Two separate earthing terminals
suitable for connecting GI strip shall
be provided on CB. Earting strip shall
not be in bidders scope of supply.
Please refer response on same point above
26
Document: Technical
Specification of 33kV
& 11kV Outdoor
Vacuum Circuit
Breaker
Clause: 7.2
Page no: 10 of 20
Type Test (All
routine, acceptance
& type tests shall be
carried out in
accordance with the
relevant IS/IEC. All
routine/acceptance
tests shall be
witnessed by the
Type tests which are mandatory as
per IEC 62271-100 are performed on
the offered CB & a copy of reports
shall be provided for ref. purpose
Please refer response on same point above
27
Document: Technical
Specification of 33kV
& 11kV Outdoor
Vacuum Circuit
Breaker
Clause: 8.0
Page no: 10 of 20
Type Test
Certificates (The
bidder shall furnish
the type test
certificates for the
tests as mentioned
above as per the
corresponding
standards. All the
tests shall be
conducted at CPRI /
ERDA as per the
relevant standards.
Type test shall have
been conducted in
certified Test
Laboratories during
Type test shall have been conducted
in certified Test Laboratories during
the period not exceeding 10 years
from the date of opening the bid
Since we have not done any changes
in the basic design of the said CB
hence we do not envisige any
repitation of type test. Therefore for
11KV Outdoor VCB we request you
to accept type test reports which are
more than 5 years old
Please refer response on same point above
28
Document: Technical
Specification of 33kV
& 11kV Outdoor
Vacuum Circuit
Breaker
Clause: 11
Page no: 10 of 20
Guarantee (In the
event any defect is
found by the
TPSODL up to a
period of at least 60
months from the date
of commissioning or
66 months from the
date of last supplies
60 months from the date of
commissioning or 66 months from
the date of dispatch whichever is
earlier
Warranty period shall be linked to the
dispatch date of each individual lot &
not with the last lot supplied
Please refer response on same point above
29
Document: Technical
Specification of 33kV
& 11kV Outdoor
Vacuum Circuit
Breaker
Clause: 18
Page no: 11 of 21
Spares, Accessories
and Tools Castle key
& lock (Series will be
finalized during detail
engineering)
As per specs clause no. 5.1
mechanical castle key interlock is in
scope of TPSODL. Kindly confirm
the exact requirement so as to quote
accordingly
Please refer response on same point above
30
Document:
Specifications for
Control and Relay
Panel
Clause: 4.1
Page no: 04 of 27
General
Requirements from
the Business
Associates (The
supplier should have
at least 10 years of
experience in design
and supply of control,
The offered ABB Relays is having
above experience but not with the
same ABB SCADA with different
OEM SCADAS. Please confirm.
Noted
31
Document:
Specifications for
Control and Relay
Panel
Clause: 4.2
Page no: 05 of 27
General System
Design (The System
shall be suitable for
operation and
monitoring of the
complete substation
including future
extensions and shall
works on IEC 61850.
The offered IEDs
The selection Edition-1 or Edition-2
should be decided during ordering
time
Not acceptable. Please comply specs.
32
Document:
Specifications for
Control and Relay
Panel
Clause: 4.3.5
Page no: 11 of 27
Numerical Over
Current and Earth
Fault Relay / Bay
Control & Protection
Unit (Rear ports shall
be redundant with
RSTP/PTP
The offered relay will support PTP
only
Kindly accept
Not acceptable
Numerical Relay for
Transformer
differential protection
(Binary Input-24 &
Binary Output-12
Minimum Required.)
To acccomodate required BI ,
Whether we can offer RIO modules
please confirm
Not acceptable
Rear ports shall be
redundant with
RSTP/PTP
requirement for client
server
Communication
(Rear ports shall be
redundant with
RSTP/PTP
we are offering two rear Ports on
Rear on RJ45 Port where the user
can select PRP/HSR/RSTP
requirement for client server
communication. PTP is not time
synchronization requirement for time
synchronization , but we are offering
relay only SNTP time synchronization
please confirm
Noted
34
Document:
Specifications for
Control and Relay
Panel
Clause: 4.3.7
Page no: 13 of 27
Relay requirement
for SCADA
Communication &
Other Functionalities
(Ring Type Terminal
for CT & VT)
The offered relay is having VT of Pin
type please confirmPlease refer response on same point above
35
Document:
Specifications for
Control and Relay
Panel
Clause: 4.3.7 S.no
12
Page no: 13 of 27
Relay requirement
for SCADA
Communication &
Other Functionalities
(Necessary user-
friendly configuration
tool shall be provided
to configure the
relays. It should be
Our scope is only Relays SCL/SCD
files will be part of SCADA vendor
scope
Please refer response on same point above
36
Document:
Specifications for
Control and Relay
Panel
Clause: 4.3.7 S.no
13
Page no: 13 of 27
Relay requirement
for SCADA
Communication &
Other Functionalities
(Goose signals shall
be freely configurable
for any kind of signals
using graphic
Our scope is only Relays. The
SCADA should ensure hardware
requirment based on ArchitectureNoted
CRP
Document:
Specifications for
Control and Relay
Panel
Clause: 4.3.6
Page no: 12 of 27
33
37
Document:
Specifications for
Control and Relay
Panel
Clause: 4.3.7 S.no
14
Page no: 13 of 27
Relay requirement
for SCADA
Communication &
Other Functionalities
(The Relay shall have
facility for Time
synchronization on
IRIG B or SNTP port)
The offered Relays time
synchronization is based on SNTP
only, since we are offering
PRP/HSR/ architecture based on
IEC-61850-edition-2
Acceptable
38
Document:
Specifications for
Control and Relay
Panels
Clause: 4.3.5
Page no: 11 of 27
Numerical Over
Current and Earth
Fault Relay / Bay
Control & Protection
Unit
It is indicated as ‘Directional & Non-
Directional Feeder Protection’
whereas there are no protection
applications mentioned related to
Directional protection. Please confirm
only Non-Directional Feeder
Protection to be proposed
Only Non-Directional Feeder Protection to be considered
39
Document:
Specifications for
Control and Relay
Panels
Clause: 4.3.5 (S.no
7&8)
Page no: 11 of 28
Numerical Over
Current and Earth
Fault Relay / Bay
Control & Protection
Unit
It is indicated as separate Sensitive
Earth Fault Protection & Separate
Measure Earth Fault Protection.
Please confirm total of 5 nos. current
elements are to be proposed in
Numerical Over Current and Earth
Fault Relay.
Please refer response on same point above
40
Document:
Specifications for
Control and Relay
Panels
Clause: 4.3.6 (S.no
2)
Page no: 12 of 29
Numerical Relay for
Transformer
differential protection
(Separate Sensitive
Earth Fault/High
Impedance
Restricted Earth
Fault/Stand by earth
fault Protection Coil
Required in the
It is indicated as separate Sensitive
Earth Fault, HI REF, SBEF protection
coils required in the relay. Please
confirm if 3 nos. current elements are
separately to be included in addition
to the minimum requirement of 2
winding (HV & LV) CT elements for
Differential & OC protection
applications in the proposed Trafo.
Differential Protn. Relay
Please refer response on same point above
41
Document:
Specifications for
Control and Relay
Panels
Clause: 4.3.8 (S.no
1)
Page no: 14 of 30
Terminal Block and
panel wiring
(Terminal Blocks
including
disconnecting type
TB's of Elmex make
KLTD -M4 of 1.1kV
class to be
considered for CT's,
PTs and DC voltage
SCADA status/alarm
It is mentioned 2.5 sq.mm wire shall
be considered for CT wiring whereas
in clause 4.4 (Panel Internal Wiring) it
is indicated as 4 sq.mm for CT & VT
circuits. Please clarify the
requirement of CT wire size for panel
internal wiring.
Internal wiring with 2.5sqmm cable is acceptable.
42
Document:
Specifications for
Control and Relay
Panels
Clause: 4.2 (S.no 9)
Page no: 07 of 27
General System
Design (Multifunction
Meter shall be
provided on each
control & Relay
panel. Separate
Multifunction meter
shall be provided for
PT voltage indication,
which shall be
mounted on 33kV
Transformer CRP. In
case these meters
are required to put in
daisy chain, no more
than ten MFM shall
be considered in
each loop. Meter
accuracy shall be
equal or above 0.5S
as per IEC62053:22.
The current rating
shall be three times
continuous and 8
times for 1sec. MFM
We understand that Multifunction
Meter with metering accuracy of 0.5S
or above shall be provided each in
the proposed Feeder protection and
Transformer Protection panels. Only
space provision with dummy plate
shall be provided in the panels for
Energy Meter (will be mounted in
future). Please confirm our
understanding
Bidder's understanding is correct. Separate MFM for PT voltage
indication needs to be provided.
43
Please clarify the DC Voltage system
required to be proposed for
protection system – 110V or 220V
DC
DC voltage required is 24V/48V DC