Tender For Provn Of 315 Kva Transformer And Connected Allied Works At Echs Bhawan (Bldg No P-19) Under Ge (U) E/S, Delhi Cantt - 10
Tender Value
43.75 Lakhs
Estimated cost
Bid Submission
06 Nov 2026
19 days left
EMD
87500
Bank guarantee accepted
Document Fee
500
Non-refundable
Tender Type
Online
Tender Overview
Organization
Tender ID
Competition Type
NCB
Bidding Type
Tender
Location / State
New Delhi → Delhi
EMD Exemption
Not Available
Quantity
Not Available
Website
Contact Person
Address
Project Description
Tender for Provn Of 315 Kva Transformer And Connected Allied Works At Echs Bhawan (Bldg No P-19) Under Ge (U) E/S, Delhi Cantt - 10
BOQ
| Sl. No. | Item Description |
| 1 | Supply & install ,testing and commissioning of transformer as per IS : 1180 part - I, level - III latest Version ,step down, copper wound 11KV/433 Volts (at no load) AC 3 phase 50 Hz 315 KVA capacity, core type, oil immersed naturally air cooled, oil natural air natural (ON/AN) , with external cooling tubes, delta connected on primary side (HV) and star connected on secondary side (LV) in accordance with vector group DYn-11 with neutral brought out on secondry side (LV) and having taping at +5% to +10% in steps of 2.5% on HV side to be changed by means of hand operated off load tap changergear. The maximum temperature rise should not exceed 50 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 of 40 degree celsius transformer shall be of BOLTLESS core design. Transformer shall be double wound, core type with low loss, non ageing, high permeability prime grade crgo with M4 grade or better, perfectly insulated and clamped to minimize noise and vibrations. The transformer shall be IS/IEC 60076and as per IS-1180 part - I of 2014 marked complete all as specified and directed by Engr-in-Charge and shall comprise of the following :- |
| 2 | (a) One cable box on HT side (Primary side) consisting of three nos porcelain bushing with copper rods, complete with nuts and washer , with cable glands suitable for reception/taking out 3 core 120 Sqmm, HT 11000 volts grade, XLPE insulated and PVC sheathed, heavy duty , armoured cables including jointing materials complete.(b) One cable box on LT side(secondary side) consisting of four nos porcelain bushing with copper rods, complete with nuts and washers, with cable glands suitable for reception/taking out single core 630 sqmm, LT 1100 volts grade, PVC/XLPE insulated and PVC sheathed, heavy duty, armoured cables including jointing materials complete.(c) conservator with filter type drain valve and oil level guage.(d) De-hydrating breather with first fill of dehydrating agent (Silica Gel).(e) Explosive vent, Thermometer pocket on tank cover, oil level guage, Oil drain filter valve, at bottom of the tank Lifting ligs,oil filling hole with cap/plug with connection plate complete, Air release valve plug and four nos plain solid cast steel detachable rollers.(f) One No 100 mm dia, dial type thermometer, vapour pressure type, having range 0-120 degree celsius with metal guard having maximum perimeter temperature reading indicator with re-setting device.(g) Two earthing terminals on tank cover to facilitate fixing of 50x6mm galvanised iron earth strip for earthing of body. |
| 3 | (h) Rating plate and terminal marking plate.(j) Extra bushing for neutral in the LT cable box for providing independent set of earthing for neutral.(k) First fill of new and unused transformer oil, IS-335 of 1986 marked, filtered and tested upto 50 KV dielectric strength at 2.5 mm air gap between testing electrodes, specific resistance at 27 Degree celsius Ohm-om 500 x 10 the power12, water content 50 PPM, Dielectric dissipation factor (tan Deta at 90 degree celsius) 0.005, Neutralisation value mg of KOH/gm of oil 0.03, Inter facial tension N/M at 27 Degree celsius - 0.04, flash point 140 Degree celsius and sluge 0.1 % by weight.(l) Providing adequate size and nos of channels, embeded in floor, for movement of transformer.(m) Tranformer losses shall not exceed the loses mentioned in Table 6 of IS: 1180 of 2014 Part - I with energy Effeciency level - III.(n) Oil temperator indicator , winding temperature indicator, marshlig box single window, double flit buchoiz relay with alarm and trip contact including connection to existing RMU/VCB relay with PVC insulated PVC sheathed cable galvanized steel strip or wire armoured electric control cables (Heavy duty) with stranded copper conductor of size 1.5 sq mm 10 core 1100 volts grade.NOTE :- (i) Rate quoted includes the cost of making and Testing of controll wiring connection at the Transformer and RMU/VCB for the Temperature alarm/Trip, Gas alarm/Trip. |
| 4 | M&L XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured,electric power cables (heavy duty) with aluminium conductor, 11000 volts, (E) grade cross sectional area 120 sqmm, 3 core complete all as specified and directed by Engr-in-Charge |
| 5 | M&L Cable jointing kit for 11 KV (Earthed) grade cable for outdoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 120 sqmm.complete all as specified and directed by Engr-in-Charge |
| 6 | M&L Cable jointing kit for 11 KV (Earthed) grade cable for indoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 120 sqmm. complete all as specified and directed by Engr-in-Charge Please Enable Macros to View BoQ information |
| 7 | M&L Cable jointing kit for 11 KV (Earthed) grade cable for indoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 120 sqmm. complete all as specified and directed by Engr-in-Charge Please Enable Macros to View BoQ information |
AI Tender Summary
Tender Timeline
Oct 16, 2026
11:30 IST
Tender Published
Tender notice published.
CompletedNov 06, 2026
17:00 IST
Bid Submission Deadline
Online submission via eProcurement portal.
Upcoming · 19 daysNov 09, 2026
Bid Opening Date
Technical bids will be opened and evaluated.
Upcoming · 22 daysTender Documents
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