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Wire Ampacity Table
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Wire Ampacity Table
Wire AmpacityFull description...
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TABLE 3.10.1.17 Ampacity & Resistance/Reactance of Wires on Cable Laer !Base on "EC re#$irement of 3.%.1.10'
(tem )o.
6ie of Wire base on Ampacity
6in8le Comp$te Wires :$lti;Core
Wires for R 4 * > %0? "= 309C Ampacity of Ambient * +,ms/-m %09C +,ms/-m +,ms/-m .9 Ambient Table B;310;1 Temp. !319C Con$ctor "EC Table on 309C ; 39C' Ratin8 3.10.1.17 !%09C' Con$ctor Temp.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45
"C/"C .0/3C "C/"C 3./3C "C/"C ./3C "C/"C .0/3C "C/"C 1/3C "C/"C /3C "C/"C 30/3C "C/"C 3/3C T22) 043 T22) 5043 T22) 043 T22) 10043 T22) 143 T22) 1043 T22) 0043 T22)043 T22) 0434 T22) 50434 T22) 0434 T22) 100434 T22) 1434 T22) 10434 T22) 00434 T22)0434 T22) 04343 T22) 1004343 T22) 14343 T22) 104343 T22) 004343 T22)04343 T22) 1434 T22) 10434 T22) 00434 T22)0434 T22) 10434 T22) 00434 T22)0434 T22) 104345 T22) 004345 T22)04345 T22) 10434 T22) 00434 T22)0434 T22)0434% T22)343
!79C' Con$ctor Temp. 18
0.94
16.92
10.2000
0.2400
10.2028
9.2846
24
0.94
22.56
6.4698
0.1496
6. 6.4715
5.888
33
0.94
31.02
4.0682
0.1470
4. 4.0709
3.7255
43
0.94
40.42
2.5600
0.1401
2. 2.5638
2.3651
58
0.94
54.52
1.1674
0.1283
1. 1.1744
1.5116
79 105
0.94 0.94
74.26 98.7
1.0236 0.8350
0.1187 0.1158
1.0305 0. 0.8430
0.973 0.802
121
0.6308
0.94
113.74
0.6463
0.1128
0.6561
235
0.65
152.75
0.3900
0.1800
0. 0.4295
0.4295
260
0.65
169
0.3300
0.1770
0.3745
0.3742
320 370
0.65 0.65
208 240.5
0.2590 0.2070
0.1710 0.1670
0.3104 0.2660
0.3076 0.2591
420 475
0.65 0.6
273 285
0.1770 0.1480
0.1710 0.1670
0.2461 0.2231
0.2338 0.206
570
0.6
342
0.1150
0.1610
0.1979
0.1737
655
0.6
393
0.0950
0.1570
0.1835
0.1539
470
0.65
305.5
0.1950
0.0900
0.2148
0.2147
520
0.65
338
0.1650
0.0885
0.1872
0.1871
640
0.65
416
0.1295
0.0855
0.1552
0.1538
740 840
0.65 0.65
481 546
0.1035 0.0885
0.0835 0.0855
0.1330 0.1231
0.1295 0.1169
950 1140
0.65 0.65
617.5 741
0.0740 0.0575
0.0835 0.0805
0. 0.1116 0.0989
0.103 0.086
1310 960
0.65 0.65
851.5 624
0.0475 0.0863
0.0785 0.057
0. 0.0918 0.1034
0.077 0.1025
1110
0.65
721.5
0.0690
0.0557
0. 0.0887
0.0864
1260
0.65
819
0.0590
0.057
0.0820
0.0779
1425
0.65
926.25
0.0493
0.0557
0. 0 .0744
0.0686
1710
0.65
1111.5
0.0383
0.0537
0. 0.0660
0.058
1965
0.65
1277.25
0.0317
0.0523
0.0612
0.0513
1680 1900
0.65 0.65
1092 1235
0.0443 0.0370
0.0428 0.0418
0.0616 0.0558
2280
0.65
1482
0.0288
0.0403
0.0495
2620
0.65
1703
0.0238
0.0393
0.0459
2375
0.65
1543.75
0.0296
0.0334
0. 0.0446
2850
0.65
1852.5
0.0230
0.0322
0 0..0396
3275
0.65
2128.75
0.0190
0.0314
0. 0.0367
2850 3420
0.65 0.65
1852.5 2223
0.0247 0.0192
0.0278 0.0268
0 0..0372 0.0330
3930
0.65
2554.5
0.0158
0.0262
0. 0.0306
3800
0.65
2470
0.0185
0.0209
0.0279
4560
0.65
2964
0.0144
0.0201
0.0247
5240
0.65
3406
0.0119
0.0196
0.0229
5895
0.65
3831.75
0.0106
0.0174
0. 0.0204
770
0.75
577.5
0.082
0.157
0. 0 .1771
0.1422
TABLE 3.10.1.17 Ampacity & Resistance/Reactance of Wires on Cable Laer !Base on "EC re#$irement of 3.%.1.10'
6in8le Wires :$lti;Core
"C/"C .0/3C "C/"C 3./3C "C/"C ./3C "C/"C .0/3C "C/"C 1/3C "C/"C /3C "C/"C 30/3C "C/"C 3/3C T22) 043 T22) 5043 T22) 043 T22) 10043 T22) 143 T22) 1043 T22) 0043 T22)043 T22) 0434 T22) 50434 T22) 0434 T22) 100434 T22) 1434 T22) 10434 T22) 00434 T22)0434 T22) 04343 T22) 1004343 T22) 14343 T22) 104343 T22) 004343 T22)04343 T22) 1434 T22) 10434 T22) 00434 T22)0434 T22) 10434 T22) 00434 T22)0434 T22) 104345 T22) 004345 T22)04345 T22) 10434 T22) 00434 T22)0434 T22)0434% T22)343
* +,ms/-m
6in8le Wires Ampacity of * > %0? "= 309C .9 Ambient "EC Table 3.10.1.17
!79C' Con$ctor Temp.
!%09C' Con$ctor Temp.
18 24
0.88 0.88
15.84 21.12
10.2000 6.4698
0.2400 0.1496
10.2028 6.4715
9.2846 5.888
33 43
0.88 0.88
29.04 37.84
4.0682 2.5600
0.1470 0.1401
4.0709 2.5638
3.7255 2.3651
58
0.88
51.04
1.1674
0.1283
1.1744
1.5116
79 105
0.88 0.88
69.52 92.4
1.0236 0.8350
0.1187 0.1158
1.0305 0.8430
0.973 0.802
121
0.88
106.48
0.6463
0.1128
0.6561
0.6308
213.85 236.6
0.65 0.65
139.00 153.79
0.3900 0.3300
0.1800 0.1770
0.4295 0.3745
0.4295 0.3742
235 260
291.2
0.65
189.28
0.2590
0.1710
0.3104
0.3076
320
336.7 382.2
0.65 0.65
218.86 248.43
0.2070 0.1770
0.1670 0.1710
0.2660 0.2461
0.2591 0.2338
370 420
432.25
0.65
280.96
0.1480
0.1670
0.2231
0.206
475
518.7
0.65
337.16
0.1150
0.1610
0.1979
0.1737
570
596.05
0.65
387.43
0.0950
0.1570
0.1835
0.1539
655
427.7
0.65
278.01
0.1950
0.0900
0.2148
0.2147
470
473.2
0.65
307.58
0.1650
0.0885
0.1872
0.1871
520
582.4
0.65
378.56
0.1295
0.0855
0.1552
0.1538
640
673.4 764.4
0.65 0.65
437.71 496.86
0.1035 0.0885
0.0835 0.0855
0.1330 0.1231
0.1295 0.1169
740 840
864.5 1037.4
0.65 0.65
561.93 674.31
0.0740 0.0575
0.0835 0.0805
0.1116 0.0989
0.103 0.086
950 1140
1192.1
0.65
774.87
0.0475
0.0785
0.0918
0.077
1310
873.6 1010.1
0.65 0.65
567.84 656.57
0.0863 0.0690
0.057 0.0557
0.1034 0.0887
0.1025 0.0864
960 1110 1260
1146.6
0.65
745.29
0.0590
0.057
0.0820
0.0779
1296.75
0.65
842.89
0.0493
0.0557
0.0744
0.0686
1425
1556.1
0.65
1,011.47
0.0383
0.0537
0.0660
0.058
1710
1788.15
0.65
1,162.30
0.0317
0.0523
0.0612
0.0513
1965
1528.8 1729
0.65 0.65
993.72 1,123.85
0.0443 0.0370
0.0428 0.0418
0.0616 0.0558
0.0585 0.0515
1680 1900
2074.8
0.65
1,348.62
0.0288
0.0403
0.0495
0.0434
2280
2384.2 2161.25
0.65 0.65
1,549.73 1,404.81
0.0238 0.0296
0.0393 0.0334
0.0459 0.0446
0.0385 0.0412
2620 2375
2593.5
0.65
1,685.78
0.0230
0.0322
0.0396
0.0347
2850
2980.25 2593.5
0.65 0.65
1,937.16 1,685.78
0.0190 0.0247
0.0314 0.0278
0.0367 0.0372
0.0308 0.0412
3275 2850
3112.2
0.65
2,022.93
0.0192
0.0268
0.0330
0.029
3420
3576.3
0.65
2,324.60
0.0158
0.0262
0.0306
0.0257
3930
3458
0.65
2,247.70
0.0185
0.0209
0.0279
0.0258
3800
4149.6 4768.4
0.65 0.65
2,697.24 3,099.46
0.0144 0.0119
0.0201 0.0196
0.0247 0.0229
0.0217 0.01924
4560 5240
5364.45 700.7
0.65 0.75
3,486.89 525.53
0.0106 0.082
0.0174 0.157
0.0204 0.1771
0.0171 0.1422
5895 770
TABLE 3.10.1.15 Ampacity & Resistance/Reactance of Wires on Con$it!Base on "EC re#$irement of 3.10.1.1' Comp$te Comp$te 6in8le Wires Ampacity of Ampacity of Ampacity of Correction Wires for Correction Wires for 6ie of Wire base 309C (tem )o. =actor 79C =actor 79C on Ampacity Ambient "EC !319C;39C' Con$ctor !359C;09C' Con$ctor Table Ratin8 Ratin8 3.10.1.17 !39C' !09C' !79C' Con$ctor Temp. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45
T2W .0 D 3 T2W 3. D 3 T2W . D 3 T2W .0 D 3 T2W 1 D 3 T2W D 3 T2W 30 D 3 T2W 3 D 3 T2W 043 T2W 5043 T2W 043 T2W 10043 T2W 143 T2W 1043 T2W 0043 T2W043 T2W 0434 T2W 50434 T2W 0434 T2W 100434 T2W 1434 T2W 10434 T2W 00434 T2W0434 T2W 04343 T2W 1004343 T2W 14343 T2W 104343 T2W 004343 T2W04343 T2W 1434 T2W 10434 T2W 00434 T2W0434 T2W 10434 T2W 00434 T2W0434 T2W 104345 T2W 004345 T2W04345 T2W 10434 T2W 00434 T2W0434 T2W0434% T2W343
R +,ms/-m
4 +,ms/-m
* * > %0? "= +,ms/-m .9
! )on;ma8netic <$ct "C Con$it'
20
0.94
18.8
0.88
17.6
9.9960
0.2352
9.9988
9.0989
25
0.94
23.5
0.88
22
6.3404
0.1466
6.3421
5.7703
35
0.94
32.9
0.88
30.8
3.9868
0.1441
3.9894
3.6509
50 65
0.94 0.94
47 61.1
0.88 0.88
44 57.2
2.5088 1.1441
0.1373 0.1257
2.5126 1.1509
2.3178 1.0845 0.9535
85
0.94
79.9
0.88
74.8
1.0031
0.1163
1.0099
110
0.94
103.4
0.88
96.8
0.8183
0.1135
0.8261
0.7859
125 145
0.94 0.94
117.5 136.3
0.88 0.88
110 127.6
0.6334 0.3822
0.1105 0.1764
0.6429 0.4209
0.6182 0.4209
160
0.94
150.4
0.88
140.8
0.3234
0.1735
0.3670
0.3667
195
0.94
183.3
0.88
171.6
0.2538
0.1676
0.3042
0.3015
220 255
0.94 0.94
206.8 239.7
0.88 0.88
193.6 224.4
0.2029 0.1735
0.1637 0.1676
0.2606 0.2412
0.2539 0.2292
280 330
0.94 0.94
263.2 310.2
0.88 0.88
246.4 290.4
0.1450 0.1127
0.1637 0.1578
0.2187 0.1939
0.2019 0.1702
375
0.94
352.5
0.88
330
0.0931
0.1539
0.1798
0.1509
290
0.94
272.6
0.88
255.2
0.1911
0.0882
0.2105
0.2104
320
0.94
300.8
0.88
281.6
0.1617
0.0867
0.1835
0.1833
390
0.94
366.6
0.88
343.2
0.1269
0.0838
0.1521
0.1507
440
0.94
413.6
0.88
387.2
0.1014
0.0818
0.1303
0.1270
510 560 660
0.94 0.94 0.94
479.4 526.4 620.4
0.88 0.88 0.88
448.8 492.8 580.8
0.0867 0.0725 0.0564
0.0838 0.0818 0.0789
0.1206 0.1093 0.0969
0.1146 0.1009 0.0851
750
0.94
705
0.88
660
0.0466
0.0769
0.0899
0.0754
585
0.94
549.9
0.88
514.8
0.0846
0.0559
0.1014
0.1005
660 765
0.94 0.94
620.4 719.1
0.88 0.88
580.8 673.2
0.0676 0.0578
0.0546 0.0559
0.0869 0.0804
0.0847 0.0764
840 990
0.94 0.94
789.6 930.6
0.88 0.88
739.2 871.2
0.0483 0.0375
0.0546 0.0526
0.0729 0.0646
0.0673 0.0567
1125
0.94
1057.5
0.88
990
0.0311
0.0513
0.0599
0.0503
2040
0.94
1917.6
0.88
1795.2
0.0434
0.0419
0.0604
0.0574
2240 2640
0.94 0.94
2105.6 2481.6
0.88 0.88
1971.2 2323.2
0.0363 0.0282
0.0410 0.0395
0.0547 0.0485
0.0505 0.0426
3000
0.94
2820
0.88
2640
0.0233
0.0385
0.0450
0.0378
1400 1650
0.94 0.94
1316 1551
0.88 0.88
1232 1452
0.0290 0.0225
0.0327 0.0316
0.0437 0.0388
0.0404 0.0340
1875
0.94
1762.5
0.88
1650
0.0186
0.0308
0.0360
0.0302
1680 1980
0.94 0.94
1579.2 1861.2
0.88 0.88
1478.4 1742.4
0.0242 0.0188
0.0272 0.0263
0.0364 0.0323
0.0337 0.0284
2250
0.94
2115
0.88
1980
0.0155
0.0257
0.0300
0.0251
2240 2640 3000
0.94 0.94 0.94
2105.6 2481.6 2820
0.88 0.88 0.88
1971.2 2323.2 2640
0.0181 0.0141 0.0117
0.0205 0.0197 0.0192
0.0274 0.0242 0.0225
0.0252 0.0213 0.0189
3375
0.94
3172.5
0.88
2970
0.0104
0.0171
0.0200
0.0168
435
0.94
408.9
0.88
382.8
0.0804
0.1539
0.1736
0.1394
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