ACSR Conductor desnudo de aluminio con alma de acero

ACSR Conductor desnudo de aluminio con alma de acero


Los cables ACSR encuentran su campo de aplicación en las líneas aéreas de transmisión y subtransmisión de energía eléctrica a grandes distancias.


Aplicación
Líneas aéreas de transmisión y distribución primaria o secundaria. Los cables ACSR también pueden ser aislados o semiaislados cuando se utilizan en zonas arboladas.
Norma
ASTM B 232/B 232M NTP 370.258
Construcción
1.- Conductor de aluminio puro colocado en capas concéntricas sobre un núcleo constituido por uno o más alambres de acero galvanizado. 
2.- Puede fabricarse con o sin lubricante. 
3.- El tipo de lubricante usado es Xp3 EL-1100.

Propiedades eléctricas

Densidad a 20 ºC

Aluminio: 2.703 kg/dm

Densidad a 20 ºC

Acero galvanizado: 7.80 kg/dm

Coeficiente de temperatura a 20°C

Aluminio: 0.00403 (°C)

Resistividad a 20°C

Aluminio: no debe pasar 0.028264

Expansividad Lineal

Aluminio: 23 x10 (°C)

Expansividad Lineal

Acero galvanizado: 11.5 x10 (1/°C)

MORE

Condiciones de Servicio

Tempetura Ambiente

-20°C – 50°C

Temperatura máxima del conductor

80ºC

Presión de Viento

80 – 130kg/m^2

Aceleración sísmica

0.12 – 0.05g

Nivel isoqueraunico

10 – 18

Humedad relativa

5 – 100%

MORE

Normas Técnicas Peruanas-NTP 370.258

Sección mm²

Nro. de alambres

Diámetro cada alambre mm.

Diámetro exterior mm.

Peso Nominal

Tracción mínima

Resistencia Máxima c.c. a 20 ºC

AL / Acero

Al

Acero

Al

Acero

Acero

Total

kg / km

kN

ohm/km

13,8/2,30

6

1

1,71

1,71

1,71

5,13

55,7

5,29

21111

21,6/3,60

6

1

2,14

2,14

2,14

6,42

87,1

8,06

13511

30,2/5,03

6

1

2,53

2,53

2,53

7,59

121,9

10,99

0,9651

35 / 5,85

6

1

2,73

2,73

2,73

8,18

141,5

11,60

0,8323

43,7/7,31

6

1

3,05

3,05

3,05

9,14

176,5

15,44

0,9651

50 / 8,35

6

1

3,26

3,26

3,26

9,77

202,0

15,77

0,5826

62,1/10,35

6

1

3,63

3,63

3,63

10,09

250,7

20,94

0,4691

70 / 11,64

6

1

3,85

3,85

3,85

11,6

282,4

21,70

0,4162

86,9/14,52

6

1

4,30

4,30

4,30

12,9

350,5

29,32

0,3344

95 / 15,83

6

1

4,49

4,49

4,49

13,5

383,6

29,48

0,3066

120 / 6,65

18

1

2,91

2,91

2,91

14,6

380,0

26,14

0,2423

120 / 19,54

26

7

2,42

1,89

5,66

15,4

483,7

40,37

0,2443

150 / 8,35

18

1

3,26

3,26

3,26

16,3

475,2

31,44

0,1938

150 / 24,43

26

7

2,71

2,11

6,32

17,2

604,6

49,75

0,1954

185 / 10,29

18

1

3,62

3,62

3,62

18,1

586,0

37,90

0,1571

185 / 30,13

26

7

3,01

2,34

7,02

19,1

747,0

59,63

0,1585

240 / 23,57

22

7

3,73

2,07

6,21

21,1

847,0

61,11

0,1220

240 / 39,09

26

7

3,43

2,67

8,00

21,7

969,0

77,35

0,1221

300 / 20,74

45

7

2,91

1,94

5,83

23,3

992,0

70,12

0,0979

300 / 48,86

26

7

3,83

2,98

8,94

24,3

1 211

95,27

0,0977

MORE

American Standard-ASTM B 232/B 232M

Code

Stranding

Stranding

Diámetro del cable

Peso

Carga de Rotura

Resistencia a 20ºC

Ampacidad

 

AL

Acero

AL

Acero

Total

 

 

 

 

 

 

mm^2

mm^2

No.×mm

No.×mm

mm^2

mm

Kg/Km

KN

Ω/Km

A

Turkey

13.3

2.22

6/1.68

1/1.68

5.04

15.52

53.6

4.98

2.1499

76

Swan

21.18

3.53

6/2.12

1/2.12

6.36

24.71

85.3

7.83

1.3501

101

Swanate

21.12

5.35

7/1.96

1/2.61

6.53

26.47

99.6

9.79

1.3539

102

Sparrow

33.59

5.6

6/2.67

1/2.67

8.01

39.19

135.7

11.92

0.8512

135

Sparate

33.54

8.55

7/2.47

1/3.30

8.24

42.09

158.7

15.08

0.8525

135

Robin

42.41

7.07

6/3.00

1/3.00

9

49.48

171.1

14.86

0.6742

156

Raven

53.52

8.92

6/3.37

1/3.37

10.11

62.44

216.1

18.33

0.5343

180

Quail

67.33

11.22

6/3.78

1/3.78

11.34

78.55

272

22.46

0.4247

207

Pigeon

85.12

14.19

6/4.25

1/4.25

12.75

99.31

343

28.02

0.3359

239

Penguin

107.22

17.87

6/4.77

1/4.77

14.31

125.09

432.7

35.36

0.2667

275

Waxwing

134.98

7.5

18/3.09

1/3.09

15.45

142.48

430.2

29.8

0.2129

313

Partridge

134.87

21.99

26/2.57

7/2.00

16.28

156.86

545.9

47.15

0.2141

316

Ostrich

152.19

24.71

26/2.73

7/2.12

17.28

176.9

613.4

53.38

0.1897

341

Merlin

170.22

9.46

18/3.47

1/3.47

17.35

179.68

542.8

37.36

0.1688

361

Linnet

170.55

27.83

26/2.89

7/2.25

18.31

198.38

687.5

59.16

0.1693

365

Oriole

170.5

39.78

30/2.69

7/2.69

18.83

210.28

783.3

72.06

0.1698

367

Chickadee

200.93

11.16

18/3.77

1/3.77

18.85

212.09

641.3

43.15

0.143

400

Brant

201.56

26.13

24/3.27

7/2.18

19.62

227.69

761

61.83

0.1433

403

Ibis

201.34

32.73

26/3.14

7/2.44

19.88

234.07

812.4

68.05

0.1434

404

Lark

200.9

46.88

30/2.92

7/2.92

20.44

247.78

925.2

84.07

0.1441

406

Pelican

242.31

13.46

18/4.14

1/4.14

20.7

255.77

769.7

51.15

0.1186

448

Flicker

241.58

31.4

24/3.58

7/2.39

21.49

272.98

913.5

72.06

0.1195

450

Hawk

241.65

39.19

26/3.44

7/2.67

21.77

280.84

975.1

81.84

0.1195

451

Hen

241.27

56.3

30/3.20

7/3.20

22.4

297.57

1110.6

98.3

0.12

453

Osprey

282.47

15.69

18/4.47

1/4.47

22.35

298.16

897.7

59.6

0.1017

492

Parakeet

282.31

36.6

24/3.87

7/2.58

23.22

318.91

1065.6

83.18

0.1023

495

Dove

282.59

45.92

26/3.72

7/2.89

23.55

328.51

1138.6

94.3

0.1022

497

Eagle

282.07

65.82

30/3.46

7/3.46

24.22

347.89

1295.6

114.76

0.1026

499

Peacock

306.13

39.78

24/4.03

7/2.69

24.19

345.91

1158.9

90.74

0.0943

520

Squab

305.83

49.81

26/3.87

7/3.01

24.51

355.64

1237

101.41

0.0944

521

Wood Duck

307.06

71.65

30/3.61

7/3.61

25.27

378.71

1408.4

121.43

0.0943

525

Teal

307.06

69.62

30/3.61

19/2.16

25.24

376.68

1396.6

124.54

0.0943

525

Kingbird

323.01

17.95

18/4.78

1/4.78

23.9

340.96

1026.6

68.05

0.089

533

Swift

323.02

8.97

36/3.38

1 /3.38

23.66

331.99

956.5

60.05

0.089

532

Rook

323.07

41.88

24/4.14

7/2.76

24.84

364.95

1217.5

95.19

0.0894

537

Grosbeak

321.84

52.49

26/3.97

7/3.09

25.15

374.33

1300.8

104.97

0.0897

537

Scoter

322.56

75.26

30/3.70

7/3.70

25.9

397.82

1480.7

127.66

0.0897

541

Egret

322.56

73.54

30/3.70

19/2.22

25.9

396.1

1469

130.77

0.0897

541

Flamingo

337.27

43.72

24/4.23

7/2.82

25.38

380.99

1276.6

99.64

0.0856

551

Egret

322.56

73.54

30/3.70

19/2.22

25.9

396.1

1469

130.77

0.0897

541

Flamingo

337.27

43.72

24/4.23

7/2.82

25.38

380.99

1276.6

99.64

0.0856

551

Gannet

338.26

54.9

26/4.07

7/3.16

25.76

393.16

1363.3

110.31

0.0854

553

Stilt

363.27

46.88

24/4.39

7/2.92

26.32

410.15

1370.4

107.2

0.0795

576

Starling

361.93

59.15

26/4.21

7/3.28

26.68

421.08

1463.7

118.32

0.0798

577

Redwing

362.06

82.41

30/3.92

19/2.35

27.43

444.47

1650.6

143.23

0.0799

580

Coot

401.86

11.16

36/3.77

1/3.77

26.39

413.02

1195.8

73.39

0.0715

607

Tern

403.77

27.83

45/3.38

7/2.25

27.03

431.6

1331.8

94.3

0.0715

610

Condor

402.33

52.15

54/3.08

7/3.08

27.72

454.48

1520.7

118.32

0.0718

612

Cuckoo

402.33

52.15

24/4.62

7/3.08

27.72

454.48

1522.2

117.43

0.0718

612

Drake

402.56

65.44

26/4.44

7/3.45

28.11

468

1626.4

131.66

0.0717

615

Mallard

403.84

91.78

26/4.44

7/3.45

28.96

495.62

1836

159.24

0.0717

619

Ruddy

455.5

31.67

45/3.59

7/2.40

28.74

487.17

1507.3

104.53

0.0634

656

Canary

456.28

59.15

54/3.28

7/3.28

29.52

515.43

1723.1

134.33

0.0633

660

Catbird

484.61

13.46

36/4.14

1/4.14

28.98

498.07

1434.4

86.74

0.0593

679

Rail

483.84

33.54

45/3.70

7/2.47

29.61

517.38

1598.1

110.76

0.0597

680

Cardinal

484.53

62.81

54/3.38

7/3.38

30.42

547.34

1825.9

142.34

0.0596

685

Cardinal

484.53

62.81

54/3.38

7/3.38

30.42

547.34

1825.9

142.34

0.0596

685

Tanager

522.79

14.52

36/4.30

1/4.30

30.1

537.31

1553.5

93.85

0.055

710

Orotlan

523.87

36.31

45/3.85

7/2.57

30.81

560.18

1730.5

118.32

0.0551

713

Curlew

522.51

67.73

54/3.51

7/3.51

31.59

590.24

1977.6

153.9

0.0553

716

Bluejay

565.49

38.9

45/4.00

7/2.66

31.98

604.39

1866

127.66

0.0511

745

Finch

565.03

71.57

54/3.65

19/2.19

32.85

636.6

2127.8

164.58

0.0514

748

Bunting

605.76

41.88

45/4.14

7/2.76

33.12

647.64

1996.9

136.55

0.0477

776

Grackle

602.79

76.89

54/3.77

19/2.27

33.97

679.68

2278.1

176.59

0.0481

777

Skylark

646.02

17.95

36/4.78

1/4.78

33.46

663.97

1913.6

115.65

0.0445

804

Bittern

644.4

44.66

45/4.27

7/2.85

34.17

689.06

2130.8

145.89

0.0448

805

Pheasant

645.08

81.71

54/3.90

19/2.34

35.1

726.79

2431.4

183.26

0.045

808

Dipper

684.24

47.2

45/4.40

7/2.93

35.19

731.44

2263.2

154.79

0.0422

834

Martin

685.39

86.67

54/4.02

19/2.41

36.17

772.06

2581.7

194.82

0.0423

838

Bobolink

725.27

50.14

45/4.53

7/3.02

36.24

775.41

2397.2

164.13

0.0398

862

Plover

726.92

91.78

54/4.14

19/2.48

37.24

818.7

2734.9

206.39

0.0399

866

Nuthatch

764.2

52.83

45/4.65

7/3.10

37.2

817.03

2529.6

171.25

0.0378

888

Parrot

766.06

97.03

54/4.25

19/2.55

38.25

863.09

2883.7

217.51

0.0379

892

Lapwing

807.53

55.6

45/4.78

7/3.18

38.22

863.13

2663.5

180.14

0.0358

916

Falcon

806.23

102.43

54/4.36

19/2.62

39.26

908.66

3038.5

229.52

0.036

919

Chukar

903.18

73.54

84/3.70

19/2.22

40.7

976.72

3083.1

217.51

0.0321

976

Bluebird

1092.84

88.84

84/4.07

19/2.44

44.76

1181.68

3731.9

256.65

0.0266

1083

Kiwi

1099.76

47.52

72/4.41

7/2.94

44.1

1147.28

3423.9

215.28

0.0264

1083

Thrasher

1171.42

63.94

76/4.43

19/2.07

45.79

1235.36

3754.2

243.75

0.0248

1122

High Strength Stranding

Grouse**

40.54

14.12

8/2.54

1/4.24

9.32

54.66

221.4

21.75

0.7089

153

Petrel**

51.61

30.1

12/2.34

7/2.34

11.7

81.71

377.7

42.08

0.5595

181

Minorca**

56.11

32.73

12/2.44

7/2.44

12.2

88.84

411.1

45.81

0.5146

191

Leghorn**

68.2

39.78

12/2.69

7/2.69

13.45

107.98

499.2

55.16

0.4234

215

Guinea**

80.36

46.88

12/2.92

7/2.92

14.6

127.24

589.7

64.94

0.3593

238

Dotterel**

89.41

52.15

12/3.08

7/3.08

15.4

141.56

656.1

70.28

0.323

254

Dorking**

96.51

56.3

12/3.20

7/3.20

16

152.81

707.8

75.62

0.2992

267

Cochin**

107.04

62.44

12/3.37

7/3.37

16.85

169.48

783.9

84.07

0.2698

284

Brahma*&**

102.79

91.78

12/3.37

7/3.37

18.12

194.57

1003.8

114.76

0.2809

283

MORE

**The items, marked with “**” are ACSR Cables with high strength stranding.
(*) Note: The values of current rating mentioned in above Table are based on wind velocity of 0.6 metre/second, solar heat radiation of 1200 watt/metre2, ambient temperature of 50° C & conductor temperature of 80°C.

 

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