Navigation icon
  1. Home >
  2. Blog >
  3. Signi Enameled Wire Product Specification Table

Signi Enameled Wire Product Specification Table

Updated : Feb. 19, 2024

Wire diameter and enamel thickness technical parameter table

Dimensional values derived from IEC 60317-0-3: 2008 Standard
Conductor Diameter Minimum Enamel Thickness/mm Maximum Overall Thickness/mm
ICE standard Tolerance 1 Grade 2 Grade 3 Grade 1 Grade 2 Grade 3 Grade
0.250 ±0.004 0.017 0.032 0.048 0.281 0.297 0.312
0.280 ±0.004 0.018 0.033 0.050 0.312 0.329 0.345
0.315 ±0.004 0.019 0.035 0.053 0.349 0.367 0.384
0.355 ±0.004 0.020 0.038 0.057 0.392 0.411 0.428
0.400 ±0.005 0.021 0.040 0.060 0.139 0.459 0.478
0.450 ±0.005 0.022 0.042 0.061 0.491 0.513 0.533
0.500 ±0.005 0.024 0.045 0.067 0.544 0.566 0.587
0.560 ±0.006 0.025 0.047 0.071 0.606 0.630 0.653
0.630 ±0.006 0.027 0.050 0.075 0.679 0.704 0.728
0.710 ±0.007 0.028 0.053 0.080 0.762 0.789 0.814
0.800 ±0.008 0.030 0.056 0.085 0.855 0.884 0.911
0.900 ±0.009 0.032 0.060 0.090 0.959 0.989 1.018
1.000 ±0.010 0.034 0.063 0.095 1.062 1.094 1.124
1.120 ±0.011 0.034 0.065 0.098 1.184 1.217 1.248
1.250 ±0.013 0.035 0.067 0.100 1.316 1.349 1.381
1.400 ±0.014 0.036 0.069 0.103 1.468 1.502 1.535
1.600 ±0.016 0.038 0.071 0.107 1.670 1.706 1.740
1.800 ±0.018 0.039 0.073 0.110 1.872 1.909 1.944
2.000 ±0.020 0.040 0.075 0.113 2.074 2.112 2.148
2.240 ±0.022 0.041 0.077 0.116 2.316 2.355 2.392
2.500 ±0.025 0.042 0.079 0.119 2.578 2.618 2.656
2.800 ±0.028 0.043 0.081 0.123 2.880 2.922 2.961
3.150 ±0.032 0.045 0.084 0.127 3.233 3.276 3.316
3.550 ±0.036 0.046 0.086 0.130 3.635 3.679 3.721
4.000 ±0.040 0.047 0.089 0.134 4.088 4.133 4.176
4.500 ±0.045 0.049 0.092 0.138 4.591 4.637 4.681
5.000 ±0.050 0.050 0.094 0.142 5.093 5.141 5.186
Dimensional values derived from NEMA MW1000-1997 Standard
AWG Conductor Diameter Single Build Heavy build
Minimum Increase in Diameter Maximum Increase in Diameter Minimum Increase in Diameter Maximum Increase in Diameter
(mm) (inch) (inch) (inch) (inch) (inch)
4 5.189 0.2043
5 4.620 0.1819
6 4.115 0.1620 0.0002 0.1665 0.0019 0.1671
7 3.666 0.1443 0.0003 0.1485 0.0020 0.1491
8 3.264 0.1285 0.0003 0.1324 0.0020 0.1332
9 2.906 0.1144 0.0005 0.1181 0.0021 0.1189
10 2.588 0.1019 0.00'.)5 0.1054 0.0021 0.1061
11 2.304 0.0907 0.0006 0.0941 0.0021 0.0948
12 2.052 0.0808 0.0006 0.0840 0.0021 0.0847
13 1.829 0.0720 0.0007 0.0750 0.0021 0.0757
14 1.628 0.0641 0.0016 0.0666 0.0032 0.0682
15 1.450 0.0571 0.0015 0.0594 0.0030 0.0609
16 1.290 0.0508 0.0014 0.0531 0.0029 0.0545
17 1.151 0.0453 0.0014 0.0475 0.0028 0.0488
18 1.024 0.0403 0.0013 0.0424 0.0026 0.0437
19 0.912 0.0359 0.0012 0.0379 0.0025 0.0391
20 0.813 0.0320 0.0012 0.0339 0.0023 0.0351
21 0.724 0.0285 0.0011 0.0303 0.0022 0.0314
22 0.643 0.0253 0.0011 0.0270 0.0021 0.0281
23 0574 0.0226 0.0010 0.0243 0.0020 0.0253
24 0511 0.0201 0.0010 0.0217 0.0019 0.0227
25 0.455 0.0179 0.0009 0.0194 0.0018 0.0203
26 0.404 0.0159 0.0009 0.0173 0.0017 0.0182
27 0.361 0.0142 0.0008 0.0156 0.0016 0.0164
28 0.320 0.0126 0.0008 0.0140 0.0016 0.0147
29 0.287 0.0113 0.0007 0.0126 0.0015 0.0133
30 0.254 0.0100 0.0007 0.0112 0.0014 0.0119
31 0.226 0.0089 0.C006 0.0100 0.0013 0.0108
32 0.203 0.0080 0.0006 0.0091 0.0012 0.0098

Rated current parameters

Gauge System Diameter Cross-Section Area Current Rating
AW.G SWG mm mil mm2 in2 Based on 2565A/mm2A
- 6 4.877 192 18.6808 0.028955 47.9162
5 - 4.623 182 16.7856 0.026018 43.0551
- 7 4.47 176 15.693 0.024324 40.2524
6 - 4.115 162 13.2993 0.020614 34.1128
- 8 4.065 160 12.9781 0.020116 33.2888
- - 3.759 148 11.0977 0.017202 28.4657
7 9 3.658 144 105094 0.01629 26.9566
- - 3.404 134 9.1006 0.014106 23.343
8 10 3.251 128 8.3009 0.012866 21.2917
- - 3.048 120 7.2966 0.01131 18.7157
- 11 2.948 116.1 6.8257 0.01058 17.5078
9 - 2896 114 6.587 0.01021 16.8956
- 12 2642 104 5.4822 0.008497 14.0619
10 - 2.591 102 5.2726 0.008173 135242
- 13 2337 92 4.2895 0.006649 11.0026
11 - 2311 91 4.1946 0.006502 10.7591
12 - 2057 81 3.3232 0.005151 8.524
- 14 2032 80 3.2429 0.005027 8.3181
13 15 1.828 72 26245 0.004068 6.7318
14 16 1.626 64 20765 0.003219 5.3262
15 - 1.448 57 1.6467 0.002552 4.2239
- 17 1.422 56 1.5881 0.002462 4.0736
16 - 1.295 51 1.3171 0.002042 3.3784
- 18 1.219 48 1.1671 0.001809 2.9935
17 - 1.143 45 1.0261 0.00159 2.6319
18 19 1.016 40 0.8107 0.001257 2.0795
19 20 0.9144 36 0.6567 0.001018 1.6844
20 21 0.8128 32 0.5189 0.000804 1.3309
21 - 0.7239 28.5 0.4116 0.C00638 1.0557
- 22 0.7112 28 0.3973 0.000616 1.019
22 - 0.6428 25.3 0.3245 0.000503 0.8324
- 23 0.6096 24 0.2919 0.C00452 0.7486
23 - 0.574 22.6 0.2588 0.000401 0.6637
- 24 0.5588 22 0.2452 0.00038 0.6291
24 - 0.5105 20.1 0.2047 0.000317 0.525
- 25 0.508 20 0.2027 0.000314 0.5199
- 26 0.458 18 0.1647 0.000255 0.4226
25 - 0.4547 17.9 0.1624 0.C00252 0.4165
- 27 0.4166 16.4 0.1363 0.000211 0.3496
26 - 0.4039 15.9 0.1281 0.000199 0.3286
- 28 0.3759 14.8 0.111 0.C00172 0.2847
27 - 0.3607 14.2 0.1022 0.000158 0.2621
- 29 0.3454 13.6 0.0937 0.000145 0.2403
- - 0.3302 13 0.0856 0.000133 0.2197
28 - 0.32 12.6 0.0804 0.000125 0.2063
- 30 0.315 12.4 0.0779 0.000121 0.1999
- 31 0.2946 11.6 0.0682 0.C00106 0.1748
29 - 0.287 11.3 0.0647 0.0001 0.1659
- 32 0.2743 10.8 0.0591 0.000092 0.1516
30 33 0.254 10 0.0507 0.000079 0.13

Breakdown voltage parameters

Conductor nominal diameter / mm Minimum breakdown voltage (effective value) V
Level 1 and Level 1B Level 2 and Level 2B Level 3
Room temperature High temperature Room temperature High temperature Room temperature High temperature
0.25 2100 1600 3900 2900 5500 4100
0.28 2200 1700 4000 3000 5800 4400
0.315 2200 1700 4100 3100 6100 4600
0.355 2300 1700 4300 3200 6400 A800
0.100 2300 1700 4400 3300 6600 5000
0.45 2300 1700 4400 3300 6800 5100
0.5 2400 1800 4600 3500 7000 5300
0.56 2500 1900 4600 3500 7100 5300
0.63 2600 2000 4800 3600 7100 5300
0.71 2600 2000 4800 3600 7200 5400
0.8 2600 2000 4900 3700 7400 5600
0.9 2700 2000 5000 3800 7600 5700
1.000-2.500 2700 2000 5000 3800 7600 5700
Above 2.500 1300 1000 2500 1900 3800 2900