500KVA TRANSFORMER

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)

Distribution Panel Board: Fabrication, Transportation , Supply, Installation, Testing and Commissioning of suitable size 1650mm x 1200mm x 400mm , Indoor type panel of 14 guage CRCA sheet for termination of 2R 3.5C x 150 Sqmm alluminium cables with the following incorporated in the panel for Distributing the power supply . Main incoming: 1) 800A, FP, 35/36KA , MCCB-1 Nos Adjustable, Confirms to IS/IEC 60947-2 having Breaking Capacity 35/36 KA with thermal magnetic release Panel Mounted. Makes:L&T/schneider/Siemens/Legrand. MainSleaves tape for bus bar R Y B N-required length Insulators for busbar fixing (panel type) Extended earth terminals - 2nos with 40X6 mm G.I Strip Current Transformer- 250A/5A KAPPA make Out goings : 1)400A,FP,36KA MCCB's- 4Nos Adjustable, Confirms to IS/IEC 60947-2 having Breaking Capacity 36KA with thermal magnetic release Panel Mounted. Makes:L&T/schneider/Siemens/Legrand. Voltmeter(0-415V)-Digital type with selector switch (conzerv Make)-1Nos with selector switch of Salzar/C&S make. Ammeter (0-1000A) - Digital type with selector switch ( conzerv Make)-1Nos with selector switch of Salzar/C&S make. LED Indicating Lamps:3 Nos L&T make 1000A TPN Alluminium Bus bar (30mmx10mmxSuitable length) - for -Main 20x10mm for links - Required length The panel Size approx: 2.0mX1.775mX0.4m The connections should be done with above mentioned Bus bar strips with bottom/Top entry cables. The control wiring for metering shall be done with 1.5sqmm copper flexible cable of Polycab make. The above Panel shall be cleaned with 7 tank process and painting with one coat of red oxide and two coats of powder coated light grey as per IS 631 of (5) etc complete and provided suitable base channel of 75X40X6mm size on suitable brick masonary pedastals CM(1:4) etc., complete as directed by the Engineer- in - Charge.

Supply and erection of approved make 11 KV outdoor type gang operated Air Break switch of 400 A capacity with 3 post pin type insulator per phase, mounted in Horizantal / Vertical position with necessary channels on cross arms with adequate length of 'C' class GI pipe for operating handle provided with Lock & Key at suitable height from ground level with necessary clamps.

Supply and erection of approved make 11KV, H.G fuse set with insulation complete with Fuse holders, Fuse barrel with metal fittings, fuse element mounted on M.S. channel with working current 15A capacity complete with cost and conveyance of all materials.

Supply and erecting of single piece non linear resistor type lightning arrestors (set of 3 Nos) for 3 wires, 11 KV OH line Sub Station with rated voltage of 9 KV(RMS) with a nominal discharge current rating of 5 KA and complete with galvanised clamping arrangement, GI bolts, nuts and washers etc., required

Supply and erecting porcelain PIN type insulator suitable for 11KV line with suitable hardware on existing cross arms.

Providing independent earthing by exacavating a pit to a depth of 2.25Mtr in all soils as per size specified in the data for Sophisticated Electronic equipment with 600mm x 600mm x 3.15mm thick copper plate rigidly fixed to 19mm dia 'B' Class G.I Pipe of 2.5Mtr lengthwith funnel as per National Electric Code and earth connection from electrode GI strip of 40mm x 5mm x 200mm length to be bolted withnut bolts to G.I.pipe including 25mm x 3mm copper strip of 6Mtrs length connected from plate to GI strip including filling with 20Kg Salt and 40Kg Charcoal or 40Kg bentonite powder from the bottom of the pipe and providing CC / Brick massonry chamber 450mmX450mmX400mm and covered withR.C.C. Slab including all accessories and labour charges etc complete as per IS specification 732/1982 (Part II).

Supply and Run of 32mm x 6mm copper strip including cost of all accessories and labour charges etc., complete.

Providing independent earthing for Important equipment with 40mm dia 'B' class 2.5m long G.I pipe and 19mm dia 'B' class G.I pipe of 0.3mtr. long connected with reducer providing G.I funnel with mesh enclosed in C.C.Chamber of 400m x 400m x 400mm with R.C.C. Slab cover duly providing staggered holes filling with salt and charcoal from the bottom of the pipe giving earth connection from electrode through G.I strip of 25 x 6mm x 200mm length with all accessories and labour charges complete, as per IS specifications 732/1982 (Part II)

Supply and Run of 50mm x 6mm G.I Strip including cost of all accessories and labour charges etc., complete.

Supply and Run of 25mm x 6mm G.I Strip including cost of all accessories and labour charges etc., complete.

Supply of 3.5 Core 300 Sqmm XLPE insulated, 1100V grade armoured alluminium cable as per specification confirming to IS:7098 (Part - I) Makes :Makes : Torrent / Polycab / Havells / KEI / / RR kable/Universal

Supply and fixing of heavy duty type double compression weather proof type brass cable glands duly nickel plated as per BS6121 and IP66 complete with brass checknut, outer sheath sealing gasket and crimping type aluminium lugs suitable for 300 sqmm 3.5core XLPE insulated armoured cable etc complete. Makes: SMI / Commet / Dowels

Earth work excavation of Trench in hard ground soil, laying of U.G cables from 70 sqmm to 400 Sq,mm 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.

Labour charges for run of U.G cable on wall / existing pipe with necessary fixing arrangments such as saddles, clamps,wooden separators etc., (as directed by departmental official) etc., complete.