Power Boards / Undertakings / PSU Closing in 2 days TDR #57170429

Tender For Supply And Erection Of 4 Nos 200Mva, 400/110-33Kv Inter Connecting Transformers

Issued by Boards / Undertakings / PSU · Chennai, Tamil Nadu
Tender Value
Ref. Documents
Estimated cost
Bid Submission
21 Sep 2026
2 days left
EMD
86.63 Lakhs
Bank guarantee accepted
Document Fee
Ref. Documents
Non-refundable
Tender Type
Online

Tender Overview

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

Project Description

Tender for Supply And Erection Of 4 Nos 200Mva, 400/110-33Kv Inter Connecting Transformers , Schedule I , Schedule Ii , Supply Of 200Mva, 400/110-33 Kv, 3Phase, 50 C/S, Ynaod11 Inter Connecting Transformer With Rtcc Panel And All Accessories , Terminal Connectors And Clamps And With Neutral Ct For Enabling Ref Protection And Using Plc To Control Fans, Pumps And Oltc With Rtcc And Must Be Compatible With The Sas. System Equipments For Nitrogen Injection Fire Protection System Including Frls Cables, Accessories, Heat Sensor For Fire Detectors And Spare Nitrogen Cylinder Regulator Assembly. All Control And Power Cables Between Transformer Accessories And Marshalling Box, Cum Control Cubical /Dm Box / Oltc.All Control And Power Cables Between Control Room Building Rtcc/Crp Panel To Transformer Mb. Cables Between Rtcc And Crp Panel , Erection Of 200Mva, 400/110-33 Kv, 3Phase, 50 C/S, Ynaod11 Inter Connecting Transformer With Rtcc Panel And All Accessories , Terminal Connectors And Clamps And With Neutral Ct For Enabling Ref Protection And Using Plc To Control Fans, Pumps And Oltc With Rtcc And Must Be Compatible With The Sas. System Equipments For Nitrogen Injection Fire Protection System Including Frls Cables, Accessories, Heat Sensor For Fire Detectors And Spare Nitrogen Cylinder Regulator Assembly. All Control And Power Cables Between Transformer Accessories And Marshalling Box, Cum Control Cubical /Dm Box / Oltc.All Control And Power Cables Between Control Room Building Rtcc/Crp Panel To Transformer Mb. Cables Between Rtcc And Crp Panel

Corrigendum

Sr No Corrigendum Date Corrigendum Type New Submission Date
1 11-Sep-2026 T-2383-Due date extension Date 21-Sep-2026

BOQ

Name of Work:- SUPPLY AND ERECTION OF 4 Nos 200MVA, 400/110-33KV INTER CONNECTING TRANSFORMERS
Sl. No. Item Description
1Schedule I
2Schedule II
3Supply of 200MVA, 400/110-33 KV, 3phase, 50 C/S, YNaod11 Inter connecting Transformer with RTCC panel and all accessories , Terminal connectors and clamps and with Neutral CT for enabling REF protection and using PLC to control Fans, Pumps and OLTC with RTCC and must be compatible with the SAS. System equipments for Nitrogen Injection Fire protection System including FRLS cables, accessories, Heat sensor for Fire Detectors and Spare Nitrogen cylinder Regulator Assembly. All control and power cables between Transformer accessories and Marshalling box, cum control cubical /DM Box / OLTC.All control and Power cables between control room building RTCC/CRP panel to Transformer MB. Cables between RTCC and CRP panel
4Erection of 200MVA, 400/110-33 KV, 3phase, 50 C/S, YNaod11 Inter connecting Transformer with RTCC panel and all accessories , Terminal connectors and clamps and with Neutral CT for enabling REF protection and using PLC to control Fans, Pumps and OLTC with RTCC and must be compatible with the SAS. System equipments for Nitrogen Injection Fire protection System including FRLS cables, accessories, Heat sensor for Fire Detectors and Spare Nitrogen cylinder Regulator Assembly. All control and power cables between Transformer accessories and Marshalling box, cum control cubical /DM Box / OLTC.All control and Power cables between control room building RTCC/CRP panel to Transformer MB. Cables between RTCC and CRP panel Please Enable Macros to View BoQ information

AI Tender Summary

OUR REF NO 57170429
AUTHORITY Boards / Undertakings / PSU
TENDER VALUE Ref. Documents
LAST DATE 21-09-2026
Authority
Authority Name Tamil Nadu Transmission Corporation Limited
Work Description Tender for Supply And Erection Of 4 Nos 200Mva, 400/110-33Kv Inter Connecting Transformers , Schedule I , Schedule Ii , Supply Of 200Mva, 400/110-33 Kv, 3Phase, 50 C/S, Ynaod11 Inter Connecting Transformer With Rtcc Panel And All Accessories , Terminal Connectors And Clamps And With Neutral Ct For Enabling Ref Protection And Using Plc To Control Fans, Pumps And Oltc With Rtcc And Must Be Compatible With The Sas. System Equipments For Nitrogen Injection Fire Protection System Including Frls Cables, Accessories, Heat Sensor For Fire Detectors And Spare Nitrogen Cylinder Regulator Assembly. All Control And Power Cables Between Transformer Accessories And Marshalling Box, Cum Control Cubical /Dm Box / Oltc.All Control And Power Cables Between Control Room Building Rtcc/Crp Panel To Transformer Mb. Cables Between Rtcc And Crp Panel , Erection Of 200Mva, 400/110-33 Kv, 3Phase, 50 C/S, Ynaod11 Inter Connecting Transformer With Rtcc Panel And All Accessories , Terminal Connectors And Clamps And With Neutral Ct For Enabling Ref Protection And Using Plc To Control Fans, Pumps And Oltc With Rtcc And Must Be Compatible With The Sas. System Equipments For Nitrogen Injection Fire Protection System Including Frls Cables, Accessories, Heat Sensor For Fire Detectors And Spare Nitrogen Cylinder Regulator Assembly. All Control And Power Cables Between Transformer Accessories And Marshalling Box, Cum Control Cubical /Dm Box / Oltc.All Control And Power Cables Between Control Room Building Rtcc/Crp Panel To Transformer Mb. Cables Between Rtcc And Crp Panel
Basic Detail
Tender No T-2383
Bidding Type Tender
Location
City Chennai
State Tamil Nadu
Key Dates
Publish Date 11 Sep 2026
Submission Date 21 Sep 2026
Open Date 22 Sep 2026
Finance
Tender Value Ref. Documents
Tender Fee Ref. Documents
EMD 86.63 Lakhs
Exemption Available
Document List
769d2e3f-bbc1-48f4-bf0b-96d7079c3578.html
BOQ_838496.xls
T2383200mvaapec240826.pdf
Tendernotice_1 (11).pdf

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Tender Timeline

Sep 11, 2026
11:30 IST

Tender Published

Tender notice published.

Completed
Sep 21, 2026
18:00 IST

Corrigendum-1 Issued

Clarifications on tender conditions and amendments issued.

Upcoming · 2 days
Sep 21, 2026
17:00 IST

Bid Submission Deadline

Online submission via eProcurement portal.

Upcoming · 2 days
Sep 22, 2026

Bid Opening Date

Technical bids will be opened and evaluated.

Upcoming · 3 days

Tender Documents

Download All (ZIP) ↓
html

769d2e3f-bbc1-48f4-bf0b-96d7079c3578.html

xls

BOQ_838496.xls

pdf

T2383200mvaapec240826.pdf

pdf

Tendernotice_1 (11).pdf

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