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RS-485 2*2*24awg仪表通讯电缆

RS-485 2*2*24awg仪表通讯电缆
型号美标电缆对应国标选型表
RS-485美标AWG国标平方mm2美标AWG国标平方mm2
RS-4851*2*1 AWG42.411*2*21 AWG0.4105
RS-4852*2*1 AWG42.412*2*21 AWG0.4105
RS-4851*2*2 AWG33.631*2*22 AWG0.3256
RS-4852*2*2 AWG33.632*2*22 AWG0.3256
RS-4851*2*3 AWG26.651*2*23 AWG0.2581
RS-4852*2*3 AWG26.652*2*23 AWG0.2581
RS-4851*2*4 AWG21.151*2*24 AWG0.2047
RS-4852*2*4 AWG21.152*2*24 AWG0.2047
RS-4851*2*5 AWG16.771*2*25 AWG0.1623
RS-4852*2*5 AWG16.772*2*25 AWG0.1623
RS-4851*2*6 AWG13.31*2*26 AWG0.1288
RS-4852*2*6 AWG13.32*2*26 AWG0.1288
RS-4851*2*7 AWG10.551*2*27 AWG0.1021
RS-4852*2*7 AWG10.552*2*27 AWG0.1021
RS-4851*2*8 AWG8.3681*2*28 AWG0.08097
RS-4852*2*8 AWG8.3682*2*28 AWG0.08097
RS-4851*2*9 AWG6.6321*2*29 AWG0.06524
RS-4852*2*9 AWG6.6322*2*29 AWG0.06524
RS-4851*2*10 AWG5.2621*2*30 AWG0.05097
RS-4852*2*10 AWG5.2622*2*30 AWG0.05097
RS-4851*2*11 AWG4.1721*2*31 AWG0.04039
RS-4852*2*11 AWG4.1722*2*31 AWG0.04039
RS-4851*2*12 AWG3.3091*2*32 AWG0.03203
RS-4852*2*12 AWG3.3092*2*32 AWG0.03203
RS-4851*2*13 AWG2.6241*2*33 AWG0.0254
RS-4852*2*13 AWG2.6242*2*33 AWG0.0254
RS-4851*2*14 AWG2.0811*2*34 AWG0.02014
RS-4852*2*14 AWG2.0812*2*34 AWG0.02014
RS-4851*2*15 AWG1.651*2*35 AWG0.01597
RS-4852*2*15 AWG1.652*2*35 AWG0.01597
RS-4851*2*16 AWG1.3091*2*36 AWG0.01267
RS-4852*2*16 AWG1.3092*2*36 AWG0.01267
RS-4851*2*17 AWG1.0371*2*37 AWG0.01005
RS-4852*2*17 AWG1.0372*2*37 AWG0.01005
RS-4851*2*18 AWG0.82261*2*38 AWG0.007968
RS-4852*2*18 AWG0.82262*2*38 AWG0.007968
RS-4851*2*19 AWG0.65291*2*39 AWG0.006319
RS-4852*2*19 AWG0.65292*2*39 AWG0.006319
RS-4851*2*20 AWG0.51741*2*40 AWG0.005012
RS-4852*2*20 AWG0.51742*2*40 AWG0.005012


AWG值是导线厚度(以英寸计)的函数。

AWG

外径

截面积

(mm2)

电阻值

(W/km)

AWG

外径

截面积

(mm2)

电阻值

(W/km)

公制mm

英制inch

公制mm

英制inch

4/0

11.68

0.46

107.22

0.17

22

0.643

0.0253

0.3247

54.3

3/0

10.40

0.4096

85.01

0.21

23

0.574

0.0226

0.2588

48.5

2/0

9.27

0.3648

67.43

0.26

24

0.511

0.0201

0.2047

89.4

1/0

8.25

0.3249

53.49

0.33

25

0.44

0.0179

0.1624

79.6

1

7.35

0.2893

42.41

0.42

26

0.404

0.0159

0.1281

143

2

6.54

0.2576

33.62

0.53

27

0.361

0.0142

0.1021

128

3

5.83

0.2294

26.67

0.66

28

0.32

0.0126

0.0804

227

4

5.19

0.2043

21.15

0.84

29

0.287

0.0113

0.0647

289

5

4.62

0.1819

16.77

1.06

30

0.254

0.0100

0.0507

361

6

4.11

0.1620

13.30

1.33

31

0.226

0.0089

0.0401

321

7

3.67

0.1443

10.55

1.68

32

0.203

0.0080

0.0316

583

8

3.26

0.1285

8.37

2.11

33

0.18

0.0071

0.0255

944

9

2.91

0.1144

6.63

2.67

34

0.16

0.0063

0.0201

956

10

2.59

0.1019

5.26

3.36

35

0.142

0.0056

0.0169

1,200

11

2.30

0.0907

4.17

4.24

36

0.127

0.0050

0.0127

1,530

12

2.05

0.0808

3.332

5.31

37

0.114

0.0045

0.0098

1,377

13

1.82

0.0720

2.627

6.69

38

0.102

0.0040

0.0081

2,400

14

1.63

0.0641

2.075

8.45

39

0.089

0.0035

0.0062

2,100

15

1.45

0.0571

1.646

10.6

40

0.079

0.0031

0.0049

4,080

16

1.29

0.0508

1.318

13.5

41

0.071

0.0028

0.0040

3,685

17

1.15

0.0453

1.026

16.3

42

0.064

0.0025

0.0032

6,300

18

1.02

0.0403

0.8107

21.4

43

0.056

0.0022

0.0025

5,544

19

0.912

0.0359

0.5667

26.9

44

0.051

0.0020

0.0020

10,200

20

0.813

0.0320

0.5189

33.9

45

0.046

0.0018

0.0016

9,180

21

0.724

0.0285

0.4116

42.7

46

0.041

0.0016

0.0013

16,300


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