Conductor resistance according to IEC60228

  BACK

Nominal
cross-sectional area
Maximum resistance of conductor at 20C
mm Circular copper conductors class 1 Circular copper conductors class 2
Plain
jb/km
Metal-coated
jb/km
Plain
jb/km

Metal-coated
jb/km
0.5
0.75
1
1.5
2.5
4
6
10
16
25
35
50
70
95
120
150
185
240
300
400
36.5
24.5
18.1
12.1
7.41
4.31
30.8
1.83
1.15
0.727
0.524
0.387
0.268
0.193
0.153
0.124
-
-
-
-
36.7
24.8
18.2
12.2
7.56
4.70
3.11
1.84
1.16
-
-
-
-
-
-
-
-
-
-
-
36.0
24.5
18.1
12.1
7.41
4.61
3.08
1.83
1.15
0.727
0.524
0.387
0.268
0.193
0.153
0.124
0.0991
0.0754
0.0601
0.0470
36.7
24.8
18.2
12.2
7.56
4.70
3.11
1.84
1.16
0.734
0.529
0.391
0.270
0.195
0.154
0.126
0.100
0.0762
0.0607
0.0475
Minimum number of wires in the conucator according to IEC60228

Nominal
cross-sectional-sectional
area
Circular copper conductors
(non compacted)
Circular copper
compacted conductor
Shaped copper
conductor
0.5
0.75
1
1.5
2.5
4
6
10
16
25
35
50
70
95
120
150
185
240
300
400
7
7
7
7
7
7
7
7
7
7
7
19
19
19
37
37
37
61
61
61
-
-
-
6
6
6
6
6
6
6
6
6
12
15
18
18
30
34
34
53
-
-
-
-
-
-
-
-
-
6
6
6
12
15
18
18
30
34
34
53
Conductor resitance according to IEC60228

Nominal
cross-sectional area

Maximum resistance of conductor at 20C
mm Circular copper conductors class 5 Circular copper conductors class 6
Plain
jb/km
Metal-coated
jb/km
Plain
jb/km

Metal-coated
jb/km
0.5
0.75
1
1.5
2.5
4
6
10
16
25
35
50
70
95
120
150
185
240
300
400
39.0
26.0
19.5
13.3
7.89
4.95
3.30
1.91
1.21
0.780
0.554
0.386
0.272
0.206
0.161
0.129
0.106
0.0801
0.0641
0.0486
40.1
26.7
20.0
13.7
8.21
5.09
3.39
1.95
1.24
0.795
0.565
0.393
0.277
0.210
0.164
0.132
0.108
0.0817
0.0654
0.0495
39.0
26.0
19.5
13.3
7.98
4.95
3.30
1.91
1.21
0.780
0.554
0.386
0.272
0.206
0.161
0.129
0.106
0.0801
0 0641
40.1
26.7
20.0
13.7
8.21
5.09
3.39
1.95
1.24
0.795
0.565
0.393
0.277
0.210
0.164
0.132
0.108
0.0817
0.0654
Minimum number of wires in the conductor according to IEC60228

Nominal cross-sectional area


mm²
Maximum diameter of wires in
Class 5 conductor

mm
Maximum diameter of wires in
Class 6 conductor

mm
0.5
0.75
1
1.5
2.5
4
6
10
16
25
35
50
70
95
120
150
185
240
300
0.21
0.21
0.26
0.26
0.31
0.31
0.31
0.41
0.41
0.41
0.41
0.41
0.51
0.51
0.51
0.51
0.51
0.51
0.51
0.16
0.16
0.16
0.16
0.16
0.16
0.16
0.21
0.21
0.21
0.21
0.21
0.21
0.31
0.31
0.31
0 31
0 41
0.41
0.41
 

˄ TOP

HOME PAGE      ABOUT US    I   PRODUCTS   I   GALLERY   I   CONTACT

Copying and republishing of the content of this web site is definitely forbidden. The Company may not be responsible for any mistake or default in the content of this web site. Copyright Euro Cable