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Replacement of existing 2 X 5MVA by 2 X 8 MVA Power Transformer at 33/11 KV Sub-station Balekundri in Belagavi Taluk. Belagavi District on Total turnkey basis
B.14 Laying of Power cables from switchgears to DP of 11 kV cables in existing trench/G.I. pipe/stoneware pipe/RCC hume pipe using wooden/aluminium rollers as directed by KPTCL staff. 0
Installation of Air Conditiner Machine in Kalna Sub-Divisional Court, Purba Bardhaman----EI Work at ACJM Court.
Laying of two cables above 35 sqmm and upto 185 sqmm in an underground trench in single tier formation (horizontal), the trench size : 680 mm x 760 mm average depth, with brick protection on the top of each cable 8 (eight) Nos. bricks per Mtr. and 4 (four) Nos. bricks per Mtr. as separator between the bricks and cables and also trench to be filled up with shifted soil, levelling up and restoring surface duly rammed...F-2/2b
OSO ENGG-Construction of New A Site RO with facilities like Sales Building, Paver block, Canopy, Driveway and other allied civil electrical works at location Within 3 km of Godibandha Chowk towards Talcher on NH-53, Dist- Angul under Bhubaneswar DO.
SUPPLY AND LAYING OF FLAT CABLES
Providing of 500KVA Transformer and Distribution Panel of 13th Bn., Gudipet of Mancherial District(3rd call).
Supply and Transportation of 500 KVA TRANSFORMER with all test reports. The Transformer shall be designed and manufactured as per IS : 1180 OCTC with level - I with initial filling of oil as per IS 335- 1993. The basic details of the Transformer are as under. Makes: Kirloskar / Esennar / Voltamp 1. Quantity : 1 2. Rated KVA : 500 KVA Copper Wound Transformer 3. Service & Location: Continuous Outdoor Distribution Transformer 4. Mounting : Plinth. 5. Wound : Copper Double wound 6. Type : Core type oil immersed 7. Cooling : ONAN 8. Temp Rise : 40⁰C in oil, 45⁰C by resistance 9. Vector Group: Dyn 11 10. Primary Connection : Delta 11. Nominal Voltage / Current : ______ 12. Highest system Voltage: 12000V 13. Primary Frequency :50 HZ +/- 3% 14. Number of Phases : 3 15. Primary wires: 3 16. Secondary connection : Star 17. Secondary Volts / Current : 433V 18. Secondary phases : 3 19. Secondary wires: 4 20. Taps on primary winding for primary voltage variation : +5% to - 10% in steps of 2.5% of 7 position (6 Steps) 21. Terminal arrangement. a.HV: HT terminal box as per the site condition. b. LV: Cable box suitable to receive 300 Sqmm XLPE cable 22. LV:One separate terminal for earthing. 23. Total Losses at 50% Loading [Watts] [Max]--- as per IS 24. Total Losses at 100% Loading [Watts] [Max]--- as per IS 25.Percentage Impedance at 75 deg. C at ----- as per IS 26. No Load current: Less than 2% of full load current 27. Standrad Fittings & Accessories. a. Rating and terminal marking plate: One b. Lifting Lugs:Two c. Off-circuit tap switch :One d. Earthing Terminals :Two e. Radiators ( Attachable) :Adequate f. Explosion vent with Diaphragm :One g. Conservator with Drain plug:one h. Oil filling hole with cap :One i. Oil level indicator : One j. Dehydrating Silicagel Breather : One k. Terminal Arrangement: HV With Treminal Box l. Terminal Arrangement : LV Cable Box m. Separate Neutral Bushing : One n. Filter valve with blanking plate : One o. Drain cum filter valve with blanking plate : One release device : One Thermometer Pocket : One :Unidirectional flat rollers s. One :10Cm dial thermometer(Rigid stem type)
Execution of developments works at Kottapattu Lake in Ward No.61 Tiruchirappalli CIty Municipal Corporation
Cables Supply and laying of following XLPE armoured LTUG cable in a trench/Tray with suitable cable tie tag etc as required.
Urgent electrical repairs to restore power in OP block in Area Hospital, Tuni in Kakinada District.
Earth work excavation of Trench in hard ground soil, laying of U.G cables from 70 to 300 Sqmm on sand cushion covering the cable with bricks and back filling of trench duly providing route indicator embedded in C.C including cost and conveyance of materials and labour charges etc., complete.