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Standard Specification for Concentric Stranded Annealed Copper (Class
B)
| SIZE |
NUMBER
and NOMINAL DIAMETER of WIRES |
CALCULATED
SECTIONAL AREA |
OVERALL
DIAMETER |
NOMINAL
ELECTRIC RESISTANCE |
WEIGHT
of COPPER |
| mm2 |
mm |
mm2 |
mm |
ohm/km
, 20oC |
kg/km |
| 2.0 |
7c
x 0.6 |
1.979
|
1.80 |
9.00
|
17.800
|
| 3.5
|
7c
x 0.8 |
3.519
|
2.40 |
5.06
|
31.660
|
| 5.5 |
7c
x 1.0 |
5.498
|
3.00 |
3.24
|
49.460
|
| 8
|
7c
x 1.2 |
7.917
|
3.60 |
2.25
|
71.190
|
| 14
|
7c
x 1.6 |
14.080
|
4.80 |
1.26
|
126.70
|
| 22
|
7c
x 2.0 |
21.990
|
6.00 |
0.801
|
197.90
|
| 30
|
7c
x 2.3 |
29.090
|
6.90 |
0.606
|
261.70
|
| 38
|
19c
x 1.6 |
38.200
|
8.00 |
0.461
|
343.70
|
| 50
|
19c
x 1.8 |
48.350
|
9.00 |
0.368
|
435.10
|
| 60
|
19c
x 2.0 |
59.700
|
10.00 |
0.295
|
537.00
|
| 80
|
19c
x 2.3 |
78.950
|
11.50 |
0.223
|
710.30
|
| 100 |
19c
x 2.6 |
100.900
|
13.00 |
0.175
|
907.60
|
| 125 |
37c
x 2.1 |
128.200
|
14.70 |
0.138
|
1,158
|
| 150 |
37c
x 2.3 |
153.700
|
16.10 |
0.115
|
1,390
|
| 200 |
37c
x 2.6 |
196.400
|
18.20 |
0.0902
|
1,776
|
| 250 |
61c
x 2.3 |
253.500
|
20.70 |
0.0701
|
2,298
|
| 325 |
61c
x 2.6 |
323.800
|
23.40 |
0.0548
|
2,937
|
| 400 |
61c
x 2.9 |
402.900
|
26.10 |
0.0448
|
3,654
|
| 500 |
61c
x 3.2 |
490.600
|
28.80 |
0.0362
|
4,448
|
REFERENCE:
PNS 35: 1990, Thermoplastic Insulated Electric Wires & Cables
- Specification
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