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Tender Value
Refer Docs
EMD Value
₹1.3 L
Closing Date
22 Oct 2026, 11:00 am
Bangalore Metro Rail Corporation Limited
Prasad Sindhanakeri
Overhaul of On Load Tap Changers (OLTC) of Power Transformers
BMRCL/2026-27/SS/WORK_INDENT171
BMRCL/2026-27/SS/WORK_INDENT171
Open
Sub-Station
Two Tender Document System(Two Cover)
BMRCL O and M Wing Traction office Baiyappanahalli Banglore
As per Tender Conditions
As per Tender Conditions
FORMAT OF DECLARATION TOWARDS LITIGATION / ARBITRATION / DEBARMENT / BLACKLISTING
UNDERTAKING
CERTIFICATE FOR COMPLIANCE OF RESTRICTIONS IN REGARD TO PROCUREMENT FROM BIDDERS FROM COUNTRIES SHARING LAND BORDERS WITH INDIA
MANUFACTURERS AUTHORIZATION FORM
FINANCIAL DATA
POWER OF ATTORNEY FOR SIGNING OF TENDER
DETAILS OF BIDDER AND BANK ACCOUNT
FORM OF TENDER SECURING DECLARATION
CHECK LIST
FORM FOR SEEKING PRE-BID CLARIFICATION ON TENDER DOCUMENT
BANKERS CERTIFICATE
FORM OF TENDER
Tenderer details to meet the qualification requirement specified in ITT Clause 3.1
₹1,620
₹1.3 L
16 Sept 2026
16 Sept 2026
23 Oct 2026
28 Sept 2026
3 Oct 2026
Overhaul of On Load Tap Changers (OLTC) of Power Transformers
Overhauling of On Load Tap Changer Charges including performing Dynamic Contact Resistance Measurement Test
Consolidated Charges for
a. Supply & Installation of Overhauling Kit,
b. Replacement and Filtration of Transformer Oil
c. Crane Services for lifting of Diverter Switch
Drive Motor Electrical Counter Assembly
Limit Switches - Raise / Low
Tap Changer Motor Circuit Breaker
Motor Protective Relay, Aux Contacts 1 NO+ 2 NC
Push Button for K1
Push Button for K2
Limit Switch for K1
Limit Switch for K2
Safety Switch opens after inserting
Motor Contactor for Raise
Motor Contactor for Lower
Auxiliary Contactor for step by step operation
Emergency Push Button OFF for a1
Motor for MA2 Drive Mechanism
Aux Contactor Coil supply 415 VAC, 6
Amp 2 NO + 2 NC
Out of step switch (Additional dial switch)
Position indicator Potentiometer
Heater circuit miniature circuit breaker
Time delay Relay for tap change incomplete On delay 8 secs
Illumination Lamp
Control Selector Switch Local / Remote,
3 pole 2 way (lockable type)
Switch with socket (15 Amps)
Additional Dial Switch (closes ON and
after Tap Pos 16)
Lockable Push Button (Stay put type) (To prevent tap change operation after
tap pos 16, PL Lock this push button)
Inter locking contactor
Head Cover (V Type)
Gasket for Cap Nut for Nipple & TCHA
Gasket for Cap Air Release Screw
O Ring - 62.2 X 5.7 - Viton
O Ring - 16.5 mm
V Type O Rings Service Spares
Resistance Assembly V Type (Per phase)
Switch Contact Assembly 10 - 12 P for 1 Phase
Gear Plate Asssembly New 10 P
Top Drive Unit (V, Al, MA9, SE)
Oil Surge Relay
Bevel Gear Assembly
O Ring - 415 X 5 X 425 - Viton - Head Cover V
View Glass Accessories M / V Type
Diverter Switch Assembly
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Tender Document.pdf
Tender Document • 1.52 MB
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