Modified Polyster wire [Class 130] as per
IS 13730 Part-34
Modified Polyster wire [Class 155] as per IS 13730 Part-3
Self Solderable wire [Class 155] as per IS 13730 Part-20
Dual Coated wire [Class 200] as per IS 13730 Part-13
Polysterimide wire [Class 180] as per IS 13730 Part-8
| Technical Data For Enamelled Copper Wire (BASIS: IS 13730 - 0 -1) |
|
Nominal Conductor Diameter
|
Conductor Tolerance
|
Fine Covering
(Grade-1) |
Medium Covering
(Grade-2) |
Thick Covering
(Grade-3) |
||||
|
SWG
|
(mm)
|
(mm)
|
Min. Increase (mm)
|
Max. Increase (mm)
|
Min. Increase (mm)
|
Max. Increase (mm)
|
Min. Increase (mm)
|
Max. Increase (mm)
|
|
8
|
4.064
|
0.040
|
0.050
|
4.153
|
0.089
|
4.198
|
0.135
|
4.265
|
|
9
|
3.657
|
0.036
|
0.049
|
3.743
|
0.087
|
3.788
|
0.132
|
3.849
|
|
10
|
3.251
|
0.033
|
0.047
|
3.336
|
0.085
|
3.379
|
0.129
|
3.435
|
|
11
|
2.946
|
0.030
|
0.045
|
3.029
|
0.084
|
3.072
|
0.127
|
3.112
|
|
12
|
2.642
|
0.027
|
0.043
|
2.723
|
0.081
|
2.764
|
0.123
|
2.083
|
|
13
|
2.337
|
0.024
|
0.042
|
2.415
|
0.079
|
2.455
|
0.119
|
2.493
|
|
14
|
2.032
|
0.021
|
0.041
|
2.108
|
0.077
|
2.147
|
0.116
|
2.184
|
|
15
|
1.829
|
0.019
|
0.040
|
1.903
|
0.075
|
1.941
|
0.113
|
1.977
|
|
16
|
1.626
|
0.017
|
0.039
|
1.698
|
0.073
|
1.735
|
0.110
|
1.770
|
|
17
|
1.422
|
0.015
|
0.038
|
1.492
|
0.071
|
1.528
|
0.107
|
1.562
|
|
18
|
1.219
|
0.013
|
0.035
|
1.285
|
0.067
|
1.318
|
0.100
|
1.350
|
|
19
|
1.016
|
0.011
|
0.034
|
1.080
|
0.065
|
1.113
|
0.098
|
1.144
|
|
20
|
0.914
|
0.010
|
0.034
|
0.976
|
0.063
|
1.008
|
0.095
|
1.038
|
|
21
|
0.813
|
0.009
|
0.032
|
0.872
|
0.060
|
0.902
|
0.090
|
0.931
|
|
22
|
0.711
|
0.008
|
0.030
|
0.766
|
0.056
|
0.795
|
0.085
|
0.822
|
|
23
|
0.610
|
0.006
|
0.027
|
0.659
|
0.050
|
0.684
|
0.075
|
0.708
|
|
24
|
0.559
|
0.006
|
0.025
|
0.605
|
0.047
|
0.629
|
0.071
|
0.652
|
|
25
|
0.508
|
0.006
|
0.025
|
0.554
|
0.047
|
0.578
|
0.071
|
0.601
|
|
26
|
0.457
|
0.005
|
0.024
|
0.501
|
0.045
|
0.523
|
0.067
|
0.544
|
|
27
|
0.417
|
0.005
|
0.022
|
0.458
|
0.042
|
0.480
|
0.064
|
0.500
|
|
28
|
0.376
|
0.005
|
0.021
|
0.417
|
0.040
|
0.435
|
0.060
|
0.454
|
|
29
|
0.345
|
0.005
|
0.020
|
0.382
|
0.038
|
0.401
|
0.057
|
0.418
|
|
30
|
0.315
|
0.004
|
0.019
|
0.349
|
0.035
|
0.367
|
0.053
|
0.384
|
|
31
|
0.295
|
0.004
|
0.019
|
0.329
|
0.035
|
0.347
|
0.053
|
0.364
|
|
32
|
0.274
|
0.004
|
0.018
|
0.306
|
0.033
|
0.323
|
0.050
|
0.339
|
|
33
|
0.254
|
0.004
|
0.018
|
0.286
|
0.033
|
0.303
|
0.050
|
0.319
|
|
34
|
0.234
|
0.004
|
0.017
|
0.265
|
0.032
|
0.281
|
0.048
|
0.296
|
|
35
|
0.213
|
0.003
|
0.015
|
0.241
|
0.029
|
0.255
|
0.043
|
0.269
|
|
36
|
0.193
|
0.003
|
0.014
|
0.219
|
0.027
|
0.232
|
0.039
|
0.245
|
|
37
|
0.173
|
0.003
|
0.013
|
0.197
|
0.025
|
0.210
|
0.036
|
0.222
|
|
38
|
0.152
|
0.003
|
0.012
|
0.174
|
0.023
|
0.186
|
0.033
|
0.197
|
|
39
|
0.132
|
0.003
|
0.011
|
0.152
|
0.021
|
0.162
|
0.030
|
0.171
|
|
40
|
0.122
|
0.003
|
0.010
|
0.141
|
0.019
|
0.151
|
0.028
|
0.160
|
| Notes: 1) For
intermediate conductor diameter minimum increase corresponding to the
next largest nominal conductor diameter shall be taken. 2) Maximum overall diameter for intermediate conductor size is equal to maximum overall diameter of next largest nominal conductor diameter corrected by difference in conductor diameter. |
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