Tender for Kerala State Construction Corporation Ltd - NTID 31391294
Kerala State Construction Corporation Ltd
Ernakulam, Kerala, India
NTID 31391294
- Opening Date : Thu 13th April, 2023
- Closing Date : Tue 11th April, 2023
- ₹ 2400046.00
- NTID 31391294
Kiifb Construction Of Court Complex Thalasserry Erection And Commissioning Of Transformer Ht Electrical Work
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721.3 kBOil_India_ExtraDoc...Oil_India_ExtraDocument-GCO0449P23.pdf
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721.3 kBOil_India_ExtraDoc...Oil_India_ExtraDocument-GCO0449P23.pdf
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EMD
50000.00 -
Document Cost
2760.00 -
Estimated Cost
2400046.00
BOQ Items Total Items : 49 | Total Qty : 1575
# | Item | Quantity | Units |
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1 | Estimate | ||
2 | OD245308/2022-2023:Supply, conveyance, Installation, Testing and Commissioning of indoor type USS, 11KV/433V,50Hz,315 KVA,3Phase, Delta-Star, Vector DYN-11 Laser Scribed transformer with off circuit tapings from + 5% to -10% in step of 2.5%,changable off circuit by tap links provided, with WTI & LV terminals suitable for 2 runs of PVCA cable and HV terminals connected to 11KV, 26.3KA,630A Load break switch, with incoming suitable for XLPE cable, with HT HRC fuses, Master trip, copper busbar, provision for fixing TOD Meter and out put connected to 11KV seal off bushings to the transformer. The Transformer shall conform to IS 11171/1985 re-affirmed in 1991. H.T. Portion: HT portion shall consists of: 1No. 630A, 26.30 kA load break switch suitable for 3 phase, 3wire, 50 Hz system with HT HRC fuses of appropriate rating with earth switch inter lock with main switch and mechanical ON/OFF indication Shunt trip coil for the remote operation of the Load Break Switch Necessary cast resin type CT & PT for metering. T.O.D Metering facilities. 3 Nos 30/5A (or suggested by KSEB)10 VA 0.2 s Class accuracy cast resin C.T. 1 No 3 Phase 3 limb 11 KV/110 V, 10 VA 0.2 accuracy class cast resin PT with protective fuses. 1 No. TOD Meter.(vector type 0.2s class) L.T. Portion: The L.T. portion shall be provided Bus coupling /Cabling as per the direction of Engineer In charge with overload setting as per scheme . All inter connections from HT Load Break Switch to transformer and transformer to LT breaker shall be given using electrolytic copper bus bar insulated with heat shrink sleeves and tinned at the points of contacts. All internal earth connections are to be given as per standards. Necessary provision shall be made for giving cable connections on the HT side as well as LT side. Phase barriers and shrouding as per rules has to be given. The enclosure shall be fabricated from 2.00mm CRCA sheet, having minimum height same as top level of incomer LT panel complying of IP 20 standards and shall be powder coated over a coat of Zinc chromate primer after seven tank processing and phosphatized. The USS shall be installed as per the directions at site | 1.000 | each |
3 | OD245309/2022-2023:Supply, installation, testing and commissioning of outdoor HT metering cubicle consists of the following; A) Resin cast CT 3Nos., ratio; - /5 or -/ 1 A, 10VA Class 0.2S B) Resin cast PT 1No., 11kV/110V, 25VA, Class 0.2S C) Test terminal block for TOD meter D)3 Phase, 4 wire, 110 V (L-L), -/1 A CT or -/5A CT, accuracy class 0.2, TOD meter as per KSEB Standards E) The enclosure shall fabricated using 2mm MS sheet and shall comply with IP 65 standards with dust and vermin proof outdoor type and shall be powder coated after seven tank processing and phosphatized. 11 KV bus bar arrangement with insulator, HT cable termination, Locking facility etc. as required | 1.000 | each |
4 | OD245310/2022-2023:Supply & laying of 3 core 300 sqm11KV stranded compact circular aluminium conductor, conductors screened with extruded semi conducting compound XLPE insulated, insulation screened with extruded semi conducting compound in combination with copper tape (0.3KA for I sec.) cores laid up. inner sheath of PVC tape, galvanized steel flat strip armored, and overall PVC sheathed cable conforming to IS: 7098 part II 1985 with latest amendments sizes in the existing RCC/ HUME / STONE WARE/ GI/ DWC pipe as required.3 core 300 sq mm | 20.000 | metre |
5 | OD245311/2022-2023:Supply, laying and clamping of 1 no. 3 core 300 sqm 11 KV stranded compact circular aluminum conductor, conductors screened with extruded semi conducting compound XLPE insulated, insulation screened with extruded semi conducting compound in combination with copper tape (0.3KA for I sec.) cores laid up. inner sheath of PVC tape, galvanized steel flat strip armored, and overall PVC sheathed cable conforming to IS: 7098 part II 1985 with latest amendments in using clamps fabricated from 20x3 mm MS flat, spacing of clamps not exceeding 60cms, making good the damages, Colour washing etc. as required. 3 core 300 sq. mm | 20.000 | metre |
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