Tamil Nadu

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Electrical and Maintenance Works

CE SE E ES NCTPS III 11 2026 27

TNEB Limited

NCTPS 3 | Thiruvallur, Tamil Nadu

Amount: Refer DocsCloses: 21 Oct 2026

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Timeline

Published7 Oct 2026
Closes21 Oct 2026
Bid Opening22 Oct 2026

Tender Value

Refer Docs

EMD Value

₹12,410

Closing Date

21 Oct 2026, 2:00 pm

Tender Inviting Organisation

Name

Chief Engineer NCTPS 3

Address

Office of Chief Engineer NCTPS III

Work Description

NCTPP Stage III Electrical Circle Electrical Maintenance II Annual Overhauling works in ESP motors LT Switch Gear HVR Dry Type Transformers AC vent panel and Fan area DB motors switchgears including required T and Ps and consumables etc

Tender Information

Tender ID

2026_EB_711670_1

Reference Number

CE/SE/E/ES/NCTPS 3/11/2026-27

Tender Type

Open Tender

Product Category

Electrical and Maintenance Works

Form of Contract

Works

Location

NCTPS 3

Source Website

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Eligibility / Pre-Qualification

Please refer Tender documents.

Documents Required

3 documents required · 3 mandatory

Fee/PreQual/Technical

RequiredEMD (.pdf)

RequiredTechnical and commercial (.pdf)

Finance

RequiredBOQ (.xls)

Fee & Financial Details

Tender Fee Amount

₹0

EMD Fee Amount

₹12,410

EMD Fee Exemption Allowed

Yes

Important Dates

Last Activity

7 Oct 2026

Published

7 Oct 2026

Bid Opening

22 Oct 2026

Download Starts

7 Oct 2026

Download Ends

21 Oct 2026

Submission Starts

7 Oct 2026

Clarification Period

7 Oct 2026 - 18 Oct 2026

Bill of Quantities

Item RateBoQ_Ver4.0INR

BoQ1 (10 items)

Sl No	Description	Qty	Unit	Est. Rate	Est. Amount
1	Cleaning of LT bus ducts, bus bars, Incomer, bus coupler, outgoing breakers in ESP A, B, C, D, E and F passes, AC panels Cleaning, cable tightness checking and termination and replacement of spares if any.	710	NOS	-	-
2	Cleaning of power contactors, checking control circuits, indicating lamps, thermal overload relays, applying lubrication, tightening the power and control cables in CERM, EERM, Shaft support and hopper heater modules in Auxiliary control Panels.	456	NOS	-	-
3	Cleaning of power contactors, checking control circuits, indicating lamps, thermal overload relays in panel, applying lubrication, and tightening the power and control cables in LTMSB panels.	120	NOS	-	-
4	Field control cubicle, EC control panels cleaning, checking the control circuits, tightening the power and control cables and replacement of spares also providing damaged lock for panel if any.	96	NOS	-	-
5	HVR Terminal & Marshaling box cleaning, tightness checking and termination, oil top up, silica gel, breather oil replacement and replacement of protective equipment’s if needed.	96	NOS	-	-
6	Cleaning of all CERM, EERM, and GDRM rapping motors, motor terminal box tightness checking and termination, cleaning of local start/stop push buttons, observing of any abnormal noise.	204	NOS	1	₹204
7	Cleaning of all heaters (Hopper support, Shaft Insulator heaters), and its junction boxes, checking the cable tightness and termination and replacement of heaters if needed.	120	NOS	2	₹240
8	Charges for cleaning the Dry Type Transformer with compressed air and kada cloth, insulate all the taping connection lead and end connection leads by fiber class cloth, varnishing the core winding and taping connection leads and end connection leads, changing of corroded brass bolt and nut. 1) 50KVA Dry type LDB transformer 415V/433V.	8	NOS	3	₹24
9	Scrapping, cleaning and Painting the Entire Transformer surface with 2 coats of DA grey enamel paint or RAL 7032(a).	320	m2	6	₹1,920
10	Connecting the inlet and outlet hoses to oil filtering machine and extending power supply to the oil filtering machine, filtering the oil fill the breakdown values of the oil improved to the required level. Replacing the valve and gasket if necessary , all ending leakages of oil tightening of bolts and nuts checking the earth connection attending of all rectification works if any related to rectifier transformer, transporting of oil and other materials from store to work spot and re transport to devolution of dirty oil and waste materials to store.	15	NOS	-	-

Documents

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Tender Page Snapshot

details.html

html • 0.03 MB

NIT Documents

Tendernotice_1.pdf

PDF • 0.34 MB

Work Item Documents

Spec.pdf

Tender Documents • 0.65 MB

BOQ_854979.xls

BOQ • 0.39 MB

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Sl No

Description

Qty

Unit

Est. Rate

Est. Amount

Cleaning of LT bus ducts, bus bars, Incomer, bus coupler, outgoing breakers in ESP A, B, C, D, E and F passes, AC panels Cleaning, cable tightness checking and termination and replacement of spares if any.

710

NOS

Cleaning of power contactors, checking control circuits, indicating lamps, thermal overload relays, applying lubrication, tightening the power and control cables in CERM, EERM, Shaft support and hopper heater modules in Auxiliary control Panels.

456

NOS

Cleaning of power contactors, checking control circuits, indicating lamps, thermal overload relays in panel, applying lubrication, and tightening the power and control cables in LTMSB panels.

120

NOS

Field control cubicle, EC control panels cleaning, checking the control circuits, tightening the power and control cables and replacement of spares also providing damaged lock for panel if any.

NOS

HVR Terminal & Marshaling box cleaning, tightness checking and termination, oil top up, silica gel, breather oil replacement and replacement of protective equipment’s if needed.

NOS

Cleaning of all CERM, EERM, and GDRM rapping motors, motor terminal box tightness checking and termination, cleaning of local start/stop push buttons, observing of any abnormal noise.

204

NOS

₹204

Cleaning of all heaters (Hopper support, Shaft Insulator heaters), and its junction boxes, checking the cable tightness and termination and replacement of heaters if needed.

120

NOS

₹240

Charges for cleaning the Dry Type Transformer with compressed air and kada cloth, insulate all the taping connection lead and end connection leads by fiber class cloth, varnishing the core winding and taping connection leads and end connection leads, changing of corroded brass bolt and nut. 1) 50KVA Dry type LDB transformer 415V/433V.

NOS

₹24

Scrapping, cleaning and Painting the Entire Transformer surface with 2 coats of DA grey enamel paint or RAL 7032(a).

320

₹1,920

Connecting the inlet and outlet hoses to oil filtering machine and extending power supply to the oil filtering machine, filtering the oil fill the breakdown values of the oil improved to the required level. Replacing the valve and gasket if necessary , all ending leakages of oil tightening of bolts and nuts checking the earth connection attending of all rectification works if any related to rectifier transformer, transporting of oil and other materials from store to work spot and re transport to devolution of dirty oil and waste materials to store.

NOS