Copper Bare Wire
 
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COPPER BARE WIRE DIAMETERS -TOLERANCES -AREA -WEIGHT & RESISTANCE OF ENAMELLED ROUND COPPER WINDING WIRES OF COPPER BARE WIRE (SWG SIZES)
(BASIS : IS 1 373O-O-1) IEC 60317-0-1
Nominal conductor diameter (SWG) (mm)   Conductor tolerance (mm)   Conductor Diameter   Nominal conductor area (mm2)   Conductor weight for 1000 m length (kg)   Conductor Resistance at 20 °C for   1meter (ohms)  
   
mln
    (mm)       
max.
      (mm)
   nominal    maximum  minimum  
11 2.946
12 2.642
13 2.337
14 2.032
15 1.829  		 0.030
0.027
0.024
0.021
0.019  		 2.916  2.976
2.615  2.669
2.313  2.361
2.011  2.053
1.810  1.848  		 6.8164 5.4822 4.2895 3.2429 2.6274   60.598
48.737
38.134
28.830
23.357  		 0.002508 0.003118 0.003985 0.005271 0.006506    ----
 ----
 ----
 ----
 ----  		  ----
 ----
 ----
 ----
 ----
16 1.626
17 1.422
18 1.219
19 1.016
20 0.914  		 0.017
0.015
0.013
0.011
0.010  		 1.607  1.643
1.407  1.437
1.206  1.232
1.005  1.027
0.904  0.924  		 2.0765 1.5881 1.1671 0.8107 0.6561   18.460
14.119
10.375
7.207
5.833  		 0.008232 0.01076
0.01465
0.02108
0.02605  		  ----
 ----
 ----
 ----0.02686  		  ----
 ----
 ----
 ---- 0.02528  
21 0.813
22 0-711
23 0.610
24 0.559
25 0.508  		 0.009
0.008
0.006
0.006
0.006  		 0.804  0.822
0.703  0.719
0.604  0.616
0.553  0.565
0.502  0.514  		 0.5191 0.3970 0.2923 0.2454 0.2027   4.615
3.530
2.598
2.182
1.802  		 0.03293
0.04305
0.05848
0.06965
0.08434  		 0.03396 0.04442 0.06017 0.07178 0.08711   0.03194
0.04175
0.05687
0.06760
0.08168  
26 0.457
27 0.417
28 0.376
29 0.345
30 0.315  		 0.005
0.005
0.005
0.004
0.004  		  0.452 0.462
0.412  0.422
0.371  0.381
0.341  0.349
0.311  0.319  		 0.1640 0.1366 0.1110 0.09348 0.07793   1.458
1.214
0.987
0.831
0.693  		 0.1042
0.1252
0.1539
0.1829
0.2193  		 0.1075 0.1293 0.1595 0.1888 0.2269   0.1011
0.1212
0.1487
0.1772
05121  
31 0.295
32 0.274
33 0.254
34 0.234
35 0.213  		 0.004
0.004
0.004
0.004
0.003  		 0.291  0.299
0.270  0.278
0.250  0.258
0.230  0.238
051Q   0516  		 0.06835 0.05896 0.05067 0.4301 0.03563   0.608
0.524
0,450
0.382
0.317  

0.2501
0.2899
0.3374
0.3974
0.4798  

 05592 0.3011 0.3512 0.4149 0.4978   05414
0.2792
0.3242
0.3809
0.4625  
36 0.193
37 0.173
38 0.152
39 0.132
40 0.122  		 0.003
0.003
0.003
0.003
0.003  		 0.190  0.196
0.170  0.176
0.149  0.155
0.129  0.135
0.119  0.125  		 0.02926 0.02351 0.01815 0.01368 0.01169   0.260
0.209
0.161
0.122
0.104  		 0.5842
0.7271
0.9416
1.2496
1.4623  		 0.6081 0.7596 0.9888 1.3192 1.5502   0.5618
0.6967
0.8982
1.1841
1.3811  
41 0.112
42 0.102
43 0091
44 0.081
45 0.071  		 0.003
0.003
0.003
0.003
0.003  		 0.109  0.115
0.099  0.105
0.088  0.094
0.078  0.084
0.068  0.074  		 0.00985 0.00817 0.00650 0.00515 0.00396    0.088
0.073
0.058
0.046
0.035  		 1.7354
2.0923
2.6298
3.3192
4.3167  		 1.8477 25398 2.8348 3.6082 4.7475   1.6318
1.9574
2.4423
3.058
3.9408  
46 0.061
47 0.051
48 0.041  		  ---   ------  0.00292 0.00204 0.00132   0.026
0.018
0.012  		 5.8541
8.3794
2.950  		 6.3809 9.1335 142062   5.3272 7.6253 11.6939  
 Note : Nominal conductivity of copper =1/58.5 Ohm.mm2 .m-1  
 
 
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