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ACSR SPLN 41

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ACSR
Aluminium Conductor Galvanized Steel Reinforced

Standard Specification : SPLN 41-7 : 1981

Size Number / Diameter
of Wire		 Calculated Cross
Section Area		 Approx.
Overall
Diameter		 Approx.
Weight of
Conductor		 Calculated
Breaking Load		 DC Resistance
at 20° C
Max.		 Current
Carrying
Capacity *		 Standard
Length
per Reel
AL GSW AL GSW
mm²
No. / mm
No. / mm
mm²
mm²
mm
kg/km
kN Ohm/km A m
16/2.5 6 / 1.80 1 / 1.80 15.3 2.5 5.40 62 6.0 1.879 109 2,000
25/4 6 / 2.25 1 / 2.25 23.9 4.0 6.75 96 9.2 1.203 144 2,000
35/6 6 / 2.70 1 / 2.70 34.4 5.7 8.10 139 12.7 0.8353 182 2,000
44/32 14 / 2.00 7 / 2.40 44.0 31.7 11.20 248 43.0 0.6533 225 2,000
50/8 6 / 3.20 1 / 3.20 48.3 8.0 9.60 195 17.1 0.5946 226 2,000
50/30 12 / 2.33 7 / 2.33 51.2 29.8 11.65 375 43.8 0.5644 245 2,000
70/12 26 / 1.85 7 / 1.44 69.9 11.4 11.72 282 26.8 0.4130 287 2,000
95/15 26 / 2.15 7 / 1.67 94.4 15.3 13.61 380 35.8 0.3053 348 2,000
95/55 12 / 3.20 7 / 3.20 96.5 56.3 16.00 707 79.4 0.2992 368 2,000
105/75 14 / 3.10 19 / 2.25 105.7 75.5 17.45 594 108.5 0.2719 395 2,000
120/20 26 / 2.44 7 / 1.90 121.6 19.8 15.46 491 45.7 0.2374 409 2,000
120/70 12 / 3.60 7 / 3.60 122.1 71.3 18.00 895 100.0 0.2364 428 2,000
125/30 30 / 2.33 7 / 2.33 127.9 29.8 16.31 587 57.6 0.2259 425 2,000
150/25 26 / 2.70 7 / 2.10 148.9 24.2 17.10 601 55.3 0.1939 465 2,000
170/40 30 / 2.70 7 / 2.70 171.8 40.1 18.90 788 76.8 0.1682 514 2,000
185/30 26 / 3.00 7 / 2.33 183.8 29.8 18.99 741 66.2 0.1571 533 2,000
210/35 26 / 3.20 7 / 2.49 209.1 34.1 20.27 844 74.9 0.1380 579 2,000
210/50 30 / 3.00 7 / 3.00 212.1 49.5 21.00 973 93.9 0.1363 588 2,000
230/30 24 / 3.50 7 / 2.33 230.9 29.8 20.99 870 73.1 0.1249 614 2,000
240/40 26 / 3.45 7 / 2.68 243.1 39.5 21.84 980 86.4 0.1183 638 2,000
265/35 24 / 3.74 7 / 2.49 263.7 34.1 22.43 994 83.1 0.1094 669 2,000
300/50 26 / 3.88 7 / 3.00 307.4 49.5 24.52 1,236 107.0 0.09390 736 2,000
305/40 54 / 2.68 7 / 2.68 304.6 39.5 24.12 1,151 99.4 0.09490 733 2,000
340/30 48 / 3.00 7 / 2.33 339.3 29.8 24.99 1,169 92.9 0.08539 780 2,000
360/50 54 / 3.00 7 / 3.00 381.7 49.5 27.00 1,442 123.1 0.07573 846 2,000
385/33 48 / 3.20 7 / 2.49 386.0 34.1 26.67 1,331 104.8 0.07432 851 2,000
435/55 54 / 3.20 7 / 3.20 434.3 56.3 28.80 1,640 136.5 0.06656 918 2,000
430/40 43 / 3.45 7 / 2.68 402.0 39.5 28.74 1,417 120.8 0.07207 883 2,000
490/65 54 / 3.40 7 / 3.40 490.3 63.6 30.60 1,852 153.1 0.05896 991 2,000
493/35 43 / 3.74 7 / 3.48 472.4 66.6 32.88 1,824 121.8 0.06133 994 2,000
510/45 43 / 3.69 7 / 2.63 459.8 38.0 30.03 1,565 136.7 0.06300 955 2,000
550/70 54 / 3.60 7 / 3.60 549.7 71.3 32.40 2,076 170.6 0.05259 1,065 2,000
560/50 48 / 3.86 7 / 3.00 561.7 49.5 32.16 1,936 149.0 0.05158 1,072 2,000
570/40 45 / 4.82 7 / 2.68 821.1 39.5 36.96 2,572 136.2 0.03528 1,332 1,000
650/45 45 / 4.30 7 / 2.87 653.5 45.3 34.41 2,156 155.5 0.04420 1,176 2,000
680/83 64 / 4.00 19 / 3.40 804.2 172.5 41.00 3,230 206.3 0.03620 1,172 1,000
1043/45 72 / 4.30 7 / 2.43 1045.6 32.5 41.69 3,142 217.6 0.02831 1,521 1,000
*Note :
Ambient temperature
 : 35°C Conductivity of Al : 61 % IACS
wind velocity : 0.6 m/sec Solar absorbtion coeffcient : 0.5
Continuous operating temperature of conductor : 80°C Emissivity with respect to black body : 0.6