Predominantly used for underground transmission in conduit systems, suitable for use in wet or dry locations, direct burial, underground duct, and where exposed to sunlight. To be used at 138,000 volts or less and at conductor temperatures not to exceed 90°C for normal operation.
| Cu Cond, Cu Screen Wires, Cu Laminate | Al Cond, Cu Screen Wires, Al Laminate | ||||||||
| Size (kcmil¹) (mm^2) | Conductor Diameter (inches) (mm) | Insulation Thickness (inch) (cm) | Diameter Over Insulation (inch) (cm) | Overall Jacket Diameter (inch) (cm) | Min. Bend Radius (inch) (inch) | Capacitance | Charging Current (A/kft) | Cable Weight² (lbs/ft) | Cable Weight² (lbs/ft) |
|
500
12.70
|
0.74
1.88
|
669
1699.26
|
2.19
5.56
|
2.88
7.32
|
52/35
52/35
|
43.1
43.1
|
1.30
1.30
|
4.60
4.60
|
3.50
3.50
|
|
750
19.05
|
0.91
2.31
|
591
1501.14
|
2.18
5.54
|
2.80
7.11
|
51/34
51/34
|
52.2
52.2
|
1.57
1.57
|
5.36
5.36
|
3.84
3.84
|
|
1000
25.40
|
1.06
2.69
|
591
1501.14
|
2.35
5.97
|
2.97
7.54
|
54/36
54/36
|
58.10
58.10
|
1.75
1.75
|
6.33
6.33
|
4.28
4.28
|
|
1250
31.75
|
1.19
3.02
|
591
1501.14
|
2.48
6.30
|
3.11
7.90
|
56/38
56/38
|
62.71
62.71
|
1.88
1.88
|
7.22
7.22
|
4.66
4.66
|
|
1500
38.10
|
1.32
3.35
|
591
1501.14
|
2.61
6.63
|
3.24
8.23
|
59/39
59/39
|
67.33
67.33
|
2.02
2.02
|
8.15
8.15
|
5.06
5.06
|
|
1750
44.45
|
1.43
3.63
|
591
1501.14
|
2.74
6.96
|
3.38
8.59
|
61/41
61/41
|
71.93
71.93
|
2.16
2.16
|
9.10
9.10
|
5.49
5.49
|
|
2000
50.80
|
1.50
3.81
|
591
1501.14
|
2.81
7.14
|
3.47
8.81
|
63/42
63/42
|
74.89
74.89
|
2.25
2.25
|
9.99
9.99
|
5.83
5.83
|
|
2500
63.50
|
1.73
4.39
|
591
1501.14
|
3.10
7.87
|
3.78
9.60
|
69/46
69/46
|
84.87
84.87
|
2.55
2.55
|
11.98
11.98
|
6.79
6.79
|
|
3000
76.20
|
1.89
4.80
|
591
1501.14
|
3.33
8.46
|
4.02
10.21
|
73/49
73/49
|
92.86
92.86
|
2.79
2.79
|
13.82
13.82
|
7.59
7.59
|
|
3500
88.90
|
2.07
5.26
|
591
1501.14
|
3.44
8.74
|
4.14
10.52
|
75/50
75/50
|
96.58
96.58
|
2.90
2.90
|
15.50
15.50
|
8.21
8.21
|
|
4000
101.60
|
2.17
5.51
|
591
1501.14
|
3.54
8.99
|
4.24
10.77
|
77/51
77/51
|
100.01
100.01
|
3.00
3.00
|
17.17
17.17
|
8.82
8.82
|
|
5000
127.00
|
2.48
6.30
|
591
1501.14
|
3.85
9.78
|
4.57
11.61
|
83/55
83/55
|
110.83
110.83
|
3.33
3.33
|
21.32
21.32
|
10.13
10.13
|
|
6000
152.40
|
2.67
6.78
|
591
1501.14
|
4.04
10.26
|
4.78
12.14
|
87/58
87/58
|
117.58
117.58
|
3.53
3.53
|
23.98
23.98
|
11.41
11.41
|
| Copper Conductor Size (kcmil¹) Load Factor @ 75% | Aluminum Conductor Size (kcmil¹) Load Factor @ 75% | |||||||
| Size (kcmil¹) (mm^2) | Single Circuit (Amps) | Power Rating (MVA) | Double Circuit (Amps) | Power Rating (MVA) | Single Circuit (Amps) | Power Rating (MVA) | Double Circuit (Amps) | Power Rating (MVA) |
|
500
12.70
|
581
581
|
139
139
|
496
496
|
119
119
|
470
470
|
112
112
|
401
401
|
96
96
|
|
750
19.05
|
760
760
|
182
182
|
640
640
|
153
153
|
600
600
|
143
143
|
500
500
|
120
120
|
|
1000
25.40
|
880
880
|
210
210
|
740
740
|
177
177
|
700
700
|
167
167
|
590
590
|
141
141
|
|
1250
31.75
|
980
980
|
234
234
|
820
820
|
196
196
|
790
790
|
189
189
|
660
660
|
158
158
|
|
1500
38.10
|
1070
1070
|
256
256
|
890
890
|
213
213
|
870
870
|
208
208
|
720
720
|
172
172
|
|
1750
44.45
|
1150
1150
|
275
275
|
960
960
|
229
229
|
940
940
|
225
225
|
780
780
|
186
186
|
|
2000
50.80
|
1220
1220
|
292
292
|
1010
1010
|
241
241
|
1000
1000
|
239
239
|
830
830
|
198
198
|
|
2500
63.50
|
1470
1470
|
351
351
|
1210
1210
|
289
289
|
1160
1160
|
277
277
|
960
960
|
229
229
|
|
3000
76.20
|
1610
1610
|
385
385
|
1320
1320
|
316
316
|
1290
1290
|
308
308
|
1060
1060
|
253
253
|
|
3500
88.90
|
1730
1730
|
414
414
|
1420
1420
|
339
339
|
1400
1400
|
335
335
|
1150
1150
|
275
275
|
|
4000
101.60
|
1840
1840
|
440
440
|
1500
1500
|
359
359
|
1500
1500
|
359
359
|
1220
1220
|
292
292
|
|
5000
127.00
|
2030
2030
|
485
485
|
1650
1650
|
394
394
|
1720
1720
|
411
411
|
1400
1400
|
335
335
|
|
6000
152.40
|
2180
2180
|
521
521
|
1760
1760
|
421
421
|
1890
1890
|
452
452
|
1530
1530
|
366
366
|
12500-6000 kcmil conductors are 5 segment Milliken conductors.
2Weight based on screen sized at 279 kcmil which is calculated to accommodate 30 kA for 0.5 sec.
3Based upon single point or cross bonding scheme.
⁴Based on the installation assumptions indicated in the "High Voltage Underground Installation Ratings" located in the Resource Tab