Rashtriya Ispat Nigam Limited

Rashtriya Ispat Nigam Limited has published Bids Are Invited For Item : CBL,AR,80 KV, DC,AL ,CL-2,XLPE,1C,95MM² 1. RATING,VOLTAGE : 80 KV, DC 2. MATERIAL,CONDUCTOR : ALUMINIUM (CLASS-2) 3. MATERIAL,INSULATION : XLPE 4. NO OF CORE : 1C 5. CROSS SECTION,CORE : 95 MM² 6. VOLTAGE GRADE : 80 KV DC 7. REFERENCE STANDARD : IS: 7098/II/2011 (IN GENERAL) 8. TYPE : A2XFY 9. NO OF CORES : 1(ONE) 10. CONDUCTOR MATERIAL TO IS: 8130: ALUMINIUM (CLASS-2) 11. CONDUCTOR NOMINAL CROSS SECTION AREA: 95 SQ.MM 12. SHAPE OF CONDUCTOR : STRANDED COMPACTED CIRCULAR 13. MAX. DC RESISTANCE OF CONDUCTOR AT 20 DEG C: 0.320 OHMS/KM 14. CONDUCTOR SCREENING MATERIAL : EXTRUDED SEMICONDUCTING COMPOUND 15. CONDUCTOR SCREENING MATERIAL MIN. THICKNESS : 0.8 MM 16. INSULATION MATERIAL : XLPE TO IS: 7098/II/2011 (DRY CURED) 17. INSULATION MTRL MIN. AVG. (NOMINAL) THICKNESS: 11 MM 18. INSULATION SCREENING MATERIAL : EXTRUDED SEMICONDUCTING COMPOUND (BONDED TYPE) FOLLOWED BY A PLAIN COPPER TAPE 19. MIN. THICKNESS OF EXTRUDED LAYER OF SCREENING: 0.8MM 20. APPROX. THICKNESS OF COPPER TAPE SCREENING: 0.04MM 21. INNER SHEATH MATERIAL : EXTRUDED PVC TYPE ST-2 TO IS: 5831/84 22. INNER SHEATH MATERIAL MIN. THICKNESS: 0.5MM 23. ARMOURING MATERIAL : SINGLE LAYER OF GALVANISED STEEL FLAT STRIPS TO IS: 3975 24. NOMINAL DIMENSION OF ARMOURING STRIPS: 4X0.8 MM 25. PVC OUTER SHEATH MATERIAL : PVC TYPE ST-2 TO IS: 5831/84 (BLACK COLOUR) 26. MIN.THICKNESS OF OUTER SHEATH : 1.72 MM 27. OVERALL DIAMETER OF CABLE : 44.5 MM 28. CONTINUOUS AC CURRENT WHEN LAID IN GROUND: TEMP 300C, THERMAL RESISTIVITY OF SOIL 1500CCM/ WATT, DEPTH OF LAYING 1050 MM 29. CONTINUOUS AC CURRENT WHEN DIRECT BURRIED: 198 AMPS 30. CONTINUOUS AC CURRENT WHEN IN DUCT: 172 AMPS 31. CONTINUOUS AC CURRENT WHEN LAID IN AIR: 262 AMPS AT 40 DEG. AMBIENT 32. APPROX AC RESISTANCE OF CONDUCTOR: 0.411 OHMS/KM AT OPERATING TEMPERATURE 33. APPROX. REACTANCE : 0.15 OHMS/KM AT 50 HZ 34. APPROX. CAPACITANCE : 0.13 ÌF/KM 35. MINIMUM BENDING RADIUS : 25 X OVERALL DIAMETER 36. MAX PULLING TENSION ON THE CONDUCTOR: SHALL BE 30 N/MM² OF CONDUCTOR AREA WHEN PULLED BY PULLING EYE 37. TEST VOLTAGES FOR HV TEST VOLTAGE: 90KV(AC) FOR 5 MIN.(FOR ROUTINE TEST),99KV(AC) FOR 4 HOURS(TYPE/ACCEPTANCE TEST) 38. TEST VOLTAGES FOR IMPULSE TEST (TYPE TEST): 250 KV 39. TEST VOLTAGES FOR REMAINING ELECTRICAL TEST: BASED ON UO AS 26 KV 40. CABLE MARKING, VSP LOGO, YEAR OF MANUFACTURE, VOLTAGE GRADE I.E. 80 KV DC SHALL BE EMBOSSED ON OUTER SHEATH AT AN INTERVAL NOT EXCEEDING ONE METER. 41.SEQUENTIAL LENGTH MARKING SHALL BE PROVIDED AT EVERY METER BY INKJET PRINTING. 42.CABLE SHALL BE TESTED GENERALLY AS PER IS: 7098/II/2011. 43. PLEASE NOTE THAT MINIMUM CONDUCTOR SIZE WITH XLPE INSULATION SHALL BE 95 SQ.MM. Total Quantity : 500. Last date of submission for this tender is 2024-08-13. This is a Conductor tender in Visakhapatanam, Andhra Pradesh