Tender For Provn Of External Works Services For Vertical Wind Tunnel At Af Stn Agra
Tender Value
2.47 Crore
Estimated cost
Bid Submission
14 Aug 2026
3 days left
EMD
3.22 Lakhs
Bank guarantee accepted
Document Fee
2000
Non-refundable
Tender Type
Online
Tender Overview
Organization
Tender ID
Competition Type
NCB
Bidding Type
Tender
Location / State
Agra → Uttar Pradesh
EMD Exemption
Available
Quantity
Not Available
Website
Contact Person
Address
Project Description
Tender for Provn Of External Works Services For Vertical Wind Tunnel At Af Stn Agra
Corrigendum
| Sr No | Corrigendum Date | Corrigendum | Type | New Submission Date |
|---|---|---|---|---|
| 1 | 07-Aug-2026 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 14-Aug-2026 |
BOQ
| Sl. No. | Item Description |
| 1 | Supply, installing, testing and commissioning outdoor type, Energy efficient Power Transformer, step down transformer, 33/11 KV,3 phase, 50 Hz Cycle, 3.15 MVA (3150 KVA), core type copper wound, oil immersed, naturally cooled, Oil natural, air natural (ONAN),complete with first filling of IS-335 ISI marked filtered and dehydrated transformer oil and other standard fitting/Accessories and 17 position on load tap changer (OLTC) (Tapping range +5%to -15% in steps of 1.25% Each) with remote tap cubical changer (RTCC) panel and automatic voltage regulator (AVR) DYN-11 (Vector Group). The Max voltage ratio HV/LV (36Kv/12Kv). Over voltage operating capability and duration 112.5% of rated voltage. Anticipated continuous loading of HV/LV continuous 110% rated current. HV power frequency (KV RMS)- 70. LV Power frequency (KV RMS)- 28. HV Impulse with stand voltage (KV peak) : 170 KV. LV Impluse with stand voltage (KV-75). The maximum temperature rise should not exceed 45 degree Celsius in oil and 55 degree Celsius in HV/LV winding when measured by resistance method after continuous full load run on an ambient temp. Standard IS :2026 with Copper wound and oil die electric strength more than 60 KV. Maximum no load loss in 3 Kw at rated voltage and frequency and maximum load loss in 17 KW at 75 deg celcius rated voltage and frequency . Load losses at rated Current & 75 Degree Celsius . Impedance - 6.25% complete all as specified and directed. The factory testing before dispatch of transformer will be carried out as nominated by Accepting Officer comprising of the following and including the base Plinth as per manufacturer recommendation :- |
| 2 | Contd item No 1(a) On Load Tap Changer (OLTC) (b) Remote Tap Charger Control (RTCC) panel, Control & Relay (CR) panel alongwith indication panel and showing all necessary parameters of Transformer (c) Automatic Voltage Regulator (AVR). (d) Termination at 33 KV side outdoor bushing. Termination at 11 KV side -cable box and accessories. (e) Buchholz Relay double float type (having contacts for alarm and trip) alongwith suitable size of copper cable from Buchholz relay to control panel. (f) OTI (having contacts for Alarm & Trip) alongwith suitable size of copper cable upto control panel. (g) WTI (having contacts for Alarm & Trip) alongwith suitable size of copper cable upto control panel. (h) Marshalling box (having TTB only). (j) Oil conservator with filter type drain valve and oil level guage. (k) Dehydrating breather with first fill dehydrating agent (silica gel). (l) Explosive vent (m) Thermometer pocket on tank cover (n) One No 100 mm dia, dial type thermometer, vapour pressure type having range 0-120 degree Celsius with metal guard having maximum perimeter reading temperature indicator with resisting device for transformer. (o) Two earthing terminals. (p) Rating plate and terminal marking plate. (q) Oil level gauge. (r) Oil drain valve with plug. (s) Lifting lugs (t) Oil filling hole with cap/plug with connecting plate complete (u) Air release valve plug (v) Removable inspection opening on Top Cover. Please Enable Macros to View BoQ information |
| 3 | Contd item No 1(a) On Load Tap Changer (OLTC) (b) Remote Tap Charger Control (RTCC) panel, Control & Relay (CR) panel alongwith indication panel and showing all necessary parameters of Transformer (c) Automatic Voltage Regulator (AVR). (d) Termination at 33 KV side outdoor bushing. Termination at 11 KV side -cable box and accessories. (e) Buchholz Relay double float type (having contacts for alarm and trip) alongwith suitable size of copper cable from Buchholz relay to control panel. (f) OTI (having contacts for Alarm & Trip) alongwith suitable size of copper cable upto control panel. (g) WTI (having contacts for Alarm & Trip) alongwith suitable size of copper cable upto control panel. (h) Marshalling box (having TTB only). (j) Oil conservator with filter type drain valve and oil level guage. (k) Dehydrating breather with first fill dehydrating agent (silica gel). (l) Explosive vent (m) Thermometer pocket on tank cover (n) One No 100 mm dia, dial type thermometer, vapour pressure type having range 0-120 degree Celsius with metal guard having maximum perimeter reading temperature indicator with resisting device for transformer. (o) Two earthing terminals. (p) Rating plate and terminal marking plate. (q) Oil level gauge. (r) Oil drain valve with plug. (s) Lifting lugs (t) Oil filling hole with cap/plug with connecting plate complete (u) Air release valve plug (v) Removable inspection opening on Top Cover. Please Enable Macros to View BoQ information |
AI Tender Summary
Tender Timeline
Aug 07, 2026
11:30 IST
Tender Published
Tender notice published.
Completed
Aug 14, 2026
18:00 IST
Corrigendum-1 Issued
Clarifications on tender conditions and amendments issued.
Upcoming · 3 daysAug 14, 2026
17:00 IST
Bid Submission Deadline
Online submission via eProcurement portal.
Upcoming · 3 daysAug 21, 2026
Bid Opening Date
Technical bids will be opened and evaluated.
Upcoming · 10 daysTender Documents
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