Heavy Industries and Public Enterprises Boards / Undertakings / PSU Closing in 10 days TDR #56383809

Bids Are invited for Oil Filled Auxiliary Service Transformers For 2X660 Mw Ennore Tps

Issued by Boards / Undertakings / PSU · Thiruvallur, Tamil Nadu
Tender Value
Ref. Documents
Estimated cost
Bid Submission
20 Jul 2026
10 days left
EMD
Ref. Documents
Bank guarantee accepted
Document Fee
Ref. Documents
Non-refundable
Tender Type
Gem

Tender Overview

Competition Type
NCB
Bidding Type
Tender
Location / State
Thiruvallur → Tamil Nadu
EMD Exemption
Not Available
Quantity
23

Project Description

Bids Are invited for Oil Filled Auxiliary Service Transformers For 2X660 Mw Ennore Tps 3500Kva, 11Kv 3.6Kv, 3 Phase, 2 Winding, Outdoor, Onan, Z 5.0 Percent, Dyn1 , Extra Oil , 10 Percent, In Sealed Non Returnable Standard Drums For 3500Kva Transformer , Tank Pressure Test , Tank Vacuum Test , Measurement Of Acoustic Noise Level As Per Nema Tr 1 , Temperature Rise Test At A Tap Corresponding To Maximum Losses , Lightning Impulse, Full And Chopped Wave Test On Windings , As Per Iec 60076 3 , Measurement Of The Harmonics Of The No Load Current , Zero Sequence Impedance Measurement , Short Circuit Test, Special Test As Per Iec 60076 5 , Hv Bushing With Metal Parts And Gaskets , Lv Bushing With Metal Parts And Gaskets , Lv Neutral Bushing With Metal Parts And Gaskets , Wti With Contacts , Tap Changer Contacts , Magnetic Oil Gauge, Oil Level Indicator With Contacts , Oti With Contacts , Buchholz Relay Complete , Float With Contact For Buchholz Relay , Set Of Gaskets Other Than That With Bushing , Set Of Valves , Pressure Relief Device Total Quantity : 23

BOQ

Sl. No. Item TitleItem Description
13500kVA, 11kV 3.6kV, 3 phase, 2 winding, outdoor, ONAN, Z 5.0 percent, Dyn13500kVA, 11kV 3.6kV, 3 phase, 2 winding, outdoor, ONAN, Z 5.0 percent, Dyn1
2EXTRA OIL , 10 percent, IN SEALED NON RETURNABLE STANDARD DRUMS FOR 3500kVA TRANSFORMEREXTRA OIL , 10 percent, IN SEALED NON RETURNABLE STANDARD DRUMS FOR 3500kVA TRANSFORMER
3TANK PRESSURE TESTTANK PRESSURE TEST
4TANK VACUUM TESTTANK VACUUM TEST
5MEASUREMENT OF ACOUSTIC NOISE LEVEL AS PER NEMA TR 1MEASUREMENT OF ACOUSTIC NOISE LEVEL AS PER NEMA TR 1
6TEMPERATURE RISE TEST AT A TAP CORRESPONDING TO MAXIMUM LOSSESTEMPERATURE RISE TEST AT A TAP CORRESPONDING TO MAXIMUM LOSSES
7LIGHTNING IMPULSE, FULL and CHOPPED WAVE TEST ON WINDINGS , AS PER IEC 60076 3LIGHTNING IMPULSE, FULL and CHOPPED WAVE TEST ON WINDINGS , AS PER IEC 60076 3
8MEASUREMENT OF THE HARMONICS OF THE NO LOAD CURRENTMEASUREMENT OF THE HARMONICS OF THE NO LOAD CURRENT
9ZERO SEQUENCE IMPEDANCE MEASUREMENTZERO SEQUENCE IMPEDANCE MEASUREMENT
10SHORT CIRCUIT TEST, SPECIAL TEST AS PER IEC 60076 5SHORT CIRCUIT TEST, SPECIAL TEST AS PER IEC 60076 5
11HV bushing with metal parts and gasketsHV bushing with metal parts and gaskets
12LV bushing with metal parts and gasketsLV bushing with metal parts and gaskets
13LV Neutral bushing with metal parts and gasketsLV Neutral bushing with metal parts and gaskets
14WTI with contactsWTI with contacts
15Tap changer contactsTap changer contacts
16Magnetic oil gauge, oil level indicator with contactsMagnetic oil gauge, oil level indicator with contacts
17OTI with contactsOTI with contacts
18Buchholz relay completeBuchholz relay complete
19Float with contact for Buchholz relayFloat with contact for Buchholz relay
20Set of gaskets other than that with bushingSet of gaskets other than that with bushing
21Set of valvesSet of valves
22Pressure relief DevicePressure relief Device

AI Tender Summary

OUR REF NO 56383809
AUTHORITY Boards / Undertakings / PSU
TENDER VALUE Ref. Documents
LAST DATE 20-07-2026
Authority
Authority Name Bharat Heavy Electricals Limited
Work Description Bids Are invited for Oil Filled Auxiliary Service Transformers For 2X660 Mw Ennore Tps 3500Kva, 11Kv 3.6Kv, 3 Phase, 2 Winding, Outdoor, Onan, Z 5.0 Percent, Dyn1 , Extra Oil , 10 Percent, In Sealed Non Returnable Standard Drums For 3500Kva Transformer , Tank Pressure Test , Tank Vacuum Test , Measurement Of Acoustic Noise Level As Per Nema Tr 1 , Temperature Rise Test At A Tap Corresponding To Maximum Losses , Lightning Impulse, Full And Chopped Wave Test On Windings , As Per Iec 60076 3 , Measurement Of The Harmonics Of The No Load Current , Zero Sequence Impedance Measurement , Short Circuit Test, Special Test As Per Iec 60076 5 , Hv Bushing With Metal Parts And Gaskets , Lv Bushing With Metal Parts And Gaskets , Lv Neutral Bushing With Metal Parts And Gaskets , Wti With Contacts , Tap Changer Contacts , Magnetic Oil Gauge, Oil Level Indicator With Contacts , Oti With Contacts , Buchholz Relay Complete , Float With Contact For Buchholz Relay , Set Of Gaskets Other Than That With Bushing , Set Of Valves , Pressure Relief Device Total Quantity : 23
Basic Detail
Tender No GEM/2026/B/7761673
Bidding Type Tender
Location
City Thiruvallur
State Tamil Nadu
Key Dates
Publish Date 09 Jul 2026
Submission Date 20 Jul 2026
Open Date 20 Jul 2026
Finance
Tender Value Ref. Documents
Tender Fee Ref. Documents
EMD Ref. Documents
Exemption Not Available
Document List
41481d57-acfc-4999-a478-91da9617bf4d.pdf
9578063_Boq_1.xlsx
ATC_94502a36-4f72-44bd-b09a1783579624676_AJAYKUMAR_KAUSHIK.pdf
specification_2026-07-08-16-49-10_6286ab3735e08e37006620001b544ec4.pdf

Unlock Full AI Tender Summary

Get instant access to the complete AI-generated analysis — scope, eligibility, timeline & more.

Instant Access Secure Free
Your details are secure and used only for document delivery.

Tender Timeline

Jul 09, 2026
11:30 IST

Tender Published

Tender notice published.

Completed
Jul 20, 2026
17:00 IST

Bid Submission Deadline

Online submission via eProcurement portal.

Upcoming · 10 days
Jul 20, 2026

Bid Opening Date

Technical bids will be opened and evaluated.

Upcoming · 10 days

Tender Documents

Download All (ZIP) ↓
pdf

41481d57-acfc-4999-a478-91da9617bf4d.pdf

xlsx

9578063_Boq_1.xlsx

pdf

ATC_94502a36-4f72-44bd-b09a1783579624676_AJAYKUMAR_KAUSHIK.pdf

pdf

specification_2026-07-08-16-49-10_6286ab3735e08e37006620001b544ec4.pdf

Disclaimer

We takes all possible care for accurate & authentic tender information. However users are requested to refer Original source of Tender Notice / Tender Document published by Tender Issuing Agency before taking any call regarding this tender

TenderDetail
Loading tenders