Coal and Mines Boards / Undertakings / PSU Closing in 7 days TDR #56399275

Tender For Repairing / Maintenance At Site Of 10 Mva, 33Kv/ 11Kv Power Transformer, Sl. No: Ks/10Mva/01, Make: K-Sambhav Powertronics Pvt. Ltd. Including Reconditioning Of All Protection Devices At Ray 10 Mva Main Substation Of Township Administratio

Issued by Boards / Undertakings / PSU · Chatra, Jharkhand
Tender Value
8.58 Lakhs
Estimated cost
Bid Submission
20 Jul 2026
7 days left
EMD
10800
Bank guarantee accepted
Document Fee
Ref. Documents
Non-refundable
Tender Type
Online

Tender Overview

Organization
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Tender ID
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Competition Type
NCB
Bidding Type
Tender
Location / State
Chatra → Jharkhand
EMD Exemption
Not Available
Quantity
Not Available
Website
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Contact Person
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Address
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Project Description

Tender for Repairing / Maintenance At Site Of 10 Mva, 33Kv/ 11Kv Power Transformer, Sl. No: Ks/10Mva/01, Make: K-Sambhav Powertronics Pvt. Ltd. Including Reconditioning Of All Protection Devices At Ray 10 Mva Main Substation Of Township Administration Bachra, Under Gm Unit, Ppr Area.

BOQ

Name of Work:- Repairing / maintenance at site of 10 MVA, 33KV/ 11KV Power Transformer, Sl. No: KS/10MVA/01, Make: K-SAMBHAV POWERTRONICS PVT. LTD. including reconditioning of all protection devices at Ray 10 MVA Main Substation of Township Administration Bachra, under GM Unit, PPR Area.
Sl. No. Item Description
1Supply & fixing of winding tempereture meter with 5 mtr cable for tripping device system with Integrated PT 100 Sensor & CCU with 4-20 mA DC output + PSU + RWTI, 110 Volt
2Supply & fixing of Oil tempereture meter with 5 mtr cable for tripping device system measuring temperature range 0 deg C to 150 deg. C dial size of temperature indicator (in 150 mm), 5A @ 110V-250 V AC
3Supply & fixing of Breather Clear view type with out Silica Gel Overall height of silicagel brether (in735mm), Maximum dia of silicagel brether (in355 mm), Compatible connection pipe size 1\\"
4Supply & fixing of Buchloz Relay contact, Nominal pipe bore (in 80 mm), 110 Volt
5Supply & fixing of Copper Cable 12 core x 1.5 sqmm, 1.1 KV grade unarmoured
6Supply & fixing of Electronic Industrial Hooter 24 volt to 220V AC/DC
7Supply & fixing of Flush Mounted Auxiliary Relay, 24 V AC DC to 220V AC DC
8Supply & fixing of mild steel hepa terminal Box 300 x 300 mm
9Supply & fixing of Cork Sheet 6mm, 3 feet x 2 feet
10Painting, nut & bolt as required for 10 MVA Power Transformer
11Supply & fixing of Bushing with Studs 11KV HV
12Supply & fixing of Bi-metalic connector, aluminium alloy material/brass, 48.60 mm x 12 mm size
13Supply & fixing of Copper Flate 38 mm x 5mm required for 3 Phase + 1 neutral connection in 33 KV & 11 KV side of transformer 4 mtr approx required x 1.712 Kg/mtr weight = 6.84 Kg (say 7 Kg)
14Online Oil Filtration of 10 MVA Transformer
15High Voltage testing for 10 MVA Power Transformer
16Dielectric dissipation factor, acidity (Neutralization Value), water content and sediment & sludge testing
17Total impact of GST for the purpose of CTC Please Enable Macros to View BoQ information

AI Tender Summary

OUR REF NO 56399275
AUTHORITY Boards / Undertakings / PSU
TENDER VALUE 8.58 Lakhs
LAST DATE 20-07-2026
Authority
Authority Name Central Coalfields Limited
Work Description Tender for Repairing / Maintenance At Site Of 10 Mva, 33Kv/ 11Kv Power Transformer, Sl. No: Ks/10Mva/01, Make: K-Sambhav Powertronics Pvt. Ltd. Including Reconditioning Of All Protection Devices At Ray 10 Mva Main Substation Of Township Administration Bachra, Under Gm Unit, Ppr Area.
Basic Detail
Tender No SO(EnM)/PPR/eNIT/26-27/20
Bidding Type Tender
Location
City Chatra
State Jharkhand
Key Dates
Publish Date 10 Jul 2026
Submission Date 20 Jul 2026
Open Date 21 Jul 2026
Finance
Tender Value 8.58 Lakhs
Tender Fee Ref. Documents
EMD 10800
Exemption Not Available
Document List
BOQ_374767.xls
f49dc51a-7c38-41aa-80f3-ab3a77e2c265.html
Tendernotice_1 (14).pdf
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Tender Timeline

Jul 10, 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 · 7 days
Jul 21, 2026

Bid Opening Date

Technical bids will be opened and evaluated.

Upcoming · 8 days

Tender Documents

Download All (ZIP) ↓
xls

BOQ_374767.xls

html

f49dc51a-7c38-41aa-80f3-ab3a77e2c265.html

pdf

Tendernotice_1 (14).pdf

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