Bids Are Invited For Cable,Trg,Atc,3.3Kv Gr,3.5Cx50mm2,Is9968 Size & Tvpe 3.5Cx50 Sq. Mm 3.3 Kv Grade Flexib ... in India

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Bids Are invited for CABLE,TRG,ATC,3.3KV GR,3.5CX50MM2,IS9968 SIZE & TVPE 3.5CX50 SQ. MM 3.3 KV GRADE FLEXIBLE ATC CONDUCTOR OF CLASS-S, EPR LE-3, INSULATED &BLACK HOFR NBR PVC TYPE SE-4 SHEATHED FLEXIBLE TRAILING CABLE SUITABLE FOR REELING/UN-REELING OPERATION. CABLE TYPEFLEXIBLE, STANDARD: IS 9968(PART 2) – 2002 D.C. RESISTANCE AT 20DEG. C (OHMS/KM) POWER CORE MAX- 0.393 EARTH CORE MAX - 0.795. ANNEALING TEST IN %- (BEFORE STRANDING) 13.5 %. PER SULPHATE TEST IN G/M2- MAX. 5.00. CONDUCTOR SCREENINQ POWER CORE ONLY MATERIAL APPROX THICKNESS MM - EXTRUDED SEMICONDUCTING COMPOUND/ EXTRUDED SEMI CONDUCTING TAPE- 0.80. CONDUCTOR MATERIAL: ANNEALED TINNED COPPER, 6.6 KLV GRADE, CABLE TYPE: FLEXIBLE, STANDARD: IS 9968(PART 2) – 2002 TESTS ON INSULATION THICKNESS (NOM) MM CORE LDENTIFICATION - POWER CORE-2.20 COLOUR RPCT RED, YELLOW & BLUE FOR POWER CORES & GREEN FOR EARTH CORE TENSILE STRENGTH BEFORE AGEING N/MM2- MIN.4.20 % VARIATION AFTER AGEING (AIR OVEN)- MAX. +-30% % VARIATION AFTER AGEING IN (AIR-BB)- MAX. +- 30%. ELONGATION BEFORE AGEING IN % - MIN.200% % VARIATION AFTER AGEING (AIR OVEN)- MAX. +- 30% % VARIATION AFTER AGEING IN (AIR-BB)- MAX. +- 30%. HOT SET TEST HOT SET ELONGATION- 175% PERMANENT SET – 15%. LNSULATION RESISTANCE CONSTANT (MIN.) M OHM KM. AT 27DEG.CMIN. 3670 AT 90 DEG.C-MIN 3.67. THICK OF LNNER SHEATH MIN 2.00 MM. REIN FORCEMENT- OPEN BRAID OF TEXTILE MATERIAL PHYSICAL TEST ON OUTER SHEATH THICKNESS (NOM) / MIN MM- 3.50/ 2.60 COLOUR – BLACK, OVER ALL DIAMETER OF CABLE MM- 52.00+-3.00. TENSILE STRENGTH BEFORE AGEING N/MM2 - MIN. 11.0 AT 2OO ELONGATION – 4N/ SQ. MM. % VARIATION AFTER AGEING IN (AIR-BB)-MAX. +- 50% ELONGATION BEFORE AGEING IN %- MIN.250% % VARIATION AFTER AGEING IN (AIR-BB)- MAX. + 50%. HOT SET TEST HOT SET ELONGATION- MAX.175% PERMANENT SET- MAX 15. OIL RESISTANCE TEST VARIATION IN % IN TENSILE STRENGTH- MAX. +-40% VARIATION IN % IN ELONGATION-MAX. +-40%. TEAR RESISTANCE IN N/MM - MIN.5.0. FLAMMABILITY TEST PERIOD OF BURNING AFTER REMOVAL OF FLAME- MAX. 60 SEC. MIN UNAFFECTED PORTION FROM THE LOWER EDGE OF THE TOP CLAMP - MIN 50 MM. TEST HIGH VOLTAGE AT ROOM TEMP- 10 KV AC FOR 4 HOURS. WATER ABSORPTION TEST INCREASE IN CAPACITANCE 1 TO 14 DAYS MAX- 6% 7 TO 14 DAYS MAX- 2.5%., CONTROL TRAILING CABLE 12 C X 2.5 3 P X 1.5 (PAIR SCREENED) 2 VOLTAGE GRADE 1.1 KV 3 REFERENCE STANDARD GENERALLY CONFIRMING TO IS: 9968 (PART- 1)1998 4 CONDUCTOR A. MATERIAL TO IS:8130/84 ANNEALED TINNED COPPER B. NOMINAL AREA OF CROSS SECTION(SQ. MM) I)-UNSCREENED CORE (SQ. MM.) 2.5 II) - SCREENED PAIR (SQ. MM.) 1.5 C. FLEXIBILITY CLASS AS PER IS:8130/84 CLASS-5 D. MAXIMUM DC RESISTANCE OF CONDUCTOR AT 20 DEG. C I)-UNSCREENED CORE (OHMS/KM) 8.21 II)- SCREENED PAIR (OHMS/KM) 13.7 5 INSULATION I) MATERIAL EPR TYPE IE-2 TO IS:6380/84 II) NOMINAL THICKNESS (MM) 1.0 6 TWO CORES OF 1.5 SQ. MM. SIZE TWISTED TOGETHER TO FORM A PAIR YES. 7 INDIVIDUAL PAIR SCREENING EACH PAIR OF 1.5 SQ. MM. SIZE TAPED WITH RPCT, SCREENED WITH 0.2 MM NOM DIA OF ANNEALED TINNED COPPER WIRES BRAID, TAPED WITH MELINEX TAPE. YES. 8 NO OF CORES / PAIR I)-UNSCREENED CORES 12 II)-SCREENED PAIRS 3 9 IDENTIFICATION OF POWER CORES BY NUMBER PRINTING ON CORES. 10 LAYING UP (I) THREE SCREENED PAIRS LAID UP TOGETHER, TAPED WITH RUBBER PROOFED COTTON TAPE TO FORM GROUP AS A (II) 12 UNSCREENED CONTROL CORES LAID UP TOGETHER AROUND GROUP AS A OF SCREENED PAIRS AND TAPED WITH RUBBER PROOFED COTTON TAPE APPLIED WITH OPEN SPIRAL. 11 INNER SHEATH A) MATERIAL TO IS: 6380/84 HD HOFR CSP TYPE SE-4 B) MINIMUM THICKNESS (MM) 1.6 12 AN OPEN BRAID OF NYLON CORD REINFORCED IN BETWEEN INNER AND OUTER SHEATH. YES. 13 OUTER SHEATH A) MATERIAL TO IS: 6380/84 HD HOFR CSP TYPE SE-4 B) NOMINAL THICKNESS (MM) 2.5 14 NOM. OVERALL DIAMETER OF CABLE (MM) 33.0 TOLERANCE ON NOM. OVERALL DIAMETER (MM) /- 2.0 15 MAX. SAFE PULLING TENSION LOAD FOR REELING AND UNREELING DUTY (KGS) 60 16 CURRENT RATING IN AIR AND AMBIENT TEMP 40 DEG. C (AMP) 14 17 DERATING FACTORS FOR VARIATION IN AIR TEMP 18 TEMP (DEG. C) 30 35 40 45 50 55 RATING FACTORS 1.12 1.06 1.0 0.94 0.86 0.80 DERATING FACTOR FOR NO OF LAYERS IN REELING DRUM 19 NO OF LAYERS MONO-SPIRAL 2 3 A) RATING FACTOR 0.76 0.58 0.47 B) RECOMMENDED MINIMUM BENDING RADIUS 12 X OVERALL DIAMETER OF CABLE. 20 APPROX. WEIGHT OF CABLE (KG/KM) 1340.0 21 DRUM LENGTH OF CABLE WITH TOLERANCE (METERS) 1X210, 5 22 REQUIRED QUANTITY IN SINGLE PIECE, FLEXIBLE TRAILING COMPOSITE POWER AND CONTROL CABLE. 4 C X 35 4 C X 2.5 3 P X 1.5 (PAIR SCREENED) VOLTAGE GRADE 1.1 KV REFERENCE STANDARD GENERALLY CONFIRMING TO I S: 9968 (PAR T- 1)1998 CONDUCTOR MATERIAL ANNEALED TINNED COPPER AS PER IS:8130/84 NOMINAL AREA OF CROSS SECTION (SQ. MM) I) POWER CORE. 35 II) EARTH CORE. 35 III) Total Quantity : 554

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