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 115,000 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
|
591
1501.14
|
2.04
5.18
|
2.67
6.78
|
48/32
48/32
|
46.80
46.80
|
1.17
1.17
|
4.30
4.30
|
3.20
3.20
|
|
750
19.05
|
0.91
2.31
|
512
1300.48
|
2.03
5.16
|
2.62
6.65
|
48/32
48/32
|
57.76
57.76
|
1.45
1.45
|
5.07
5.07
|
3.55
3.55
|
|
1000
25.40
|
1.06
2.69
|
512
1300.48
|
2.19
5.56
|
2.80
7.11
|
51/34
51/34
|
64.51
64.51
|
1.62
1.62
|
6.04
6.04
|
3.99
3.99
|
|
1250
31.75
|
1.19
3.02
|
512
1300.48
|
2.32
5.89
|
2.94
7.47
|
53/36
53/36
|
69.78
69.78
|
1.75
1.75
|
6.90
6.90
|
4.35
4.35
|
|
1500
38.10
|
1.32
3.35
|
512
1300.48
|
2.45
6.22
|
3.08
7.82
|
56/37
56/37
|
75.08
75.08
|
1.88
1.88
|
7.83
7.83
|
4.74
4.74
|
|
1750
44.45
|
1.43
3.63
|
512
1300.48
|
2.58
6.55
|
3.21
8.15
|
58/39
58/39
|
80.36
80.36
|
2.01
2.01
|
8.76
8.76
|
5.15
5.15
|
|
2000
50.80
|
1.50
3.81
|
512
1300.48
|
2.66
6.76
|
3.31
8.41
|
60/40
60/40
|
83.23
83.23
|
2.08
2.08
|
9.63
9.63
|
5.48
5.48
|
|
2500
63.50
|
1.73
4.39
|
512
1300.48
|
2.95
7.49
|
3.61
9.17
|
65/44
65/44
|
95.22
95.22
|
2.38
2.38
|
11.60
11.60
|
6.39
6.39
|
|
3000
76.20
|
1.89
4.80
|
512
1300.48
|
3.18
8.08
|
3.85
9.78
|
70/47
70/47
|
104.40
104.40
|
2.61
2.61
|
13.68
13.68
|
7.16
7.16
|
|
3500
88.90
|
2.07
5.26
|
512
1300.48
|
3.28
8.33
|
3.96
10.06
|
72/48
72/48
|
108.68
108.68
|
2.72
2.72
|
15.07
15.07
|
7.77
7.77
|
|
4000
101.60
|
2.17
5.51
|
512
1300.48
|
3.38
8.59
|
4.07
10.34
|
74/49
74/49
|
112.64
112.64
|
2.82
2.82
|
16.72
16.72
|
8.36
8.36
|
|
5000
127.00
|
2.48
6.30
|
512
1300.48
|
3.69
9.37
|
4.41
11.20
|
80/53
80/53
|
125.09
125.09
|
3.13
3.13
|
20.86
20.86
|
9.66
9.66
|
|
6000
152.40
|
2.67
6.78
|
512
1300.48
|
3.88
9.86
|
4.62
11.73
|
84/56
84/56
|
132.86
132.86
|
3.33
3.33
|
23.50
23.50
|
10.93
10.93
|
| 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
|
585
585
|
117
117
|
499
499
|
99
99
|
473
473
|
94
94
|
403
403
|
80
80
|
|
750
19.05
|
760
760
|
151
151
|
640
640
|
127
127
|
600
600
|
120
120
|
510
510
|
102
102
|
|
1000
25.40
|
890
890
|
177
177
|
740
740
|
147
147
|
710
710
|
141
141
|
590
590
|
118
118
|
|
1250
31.75
|
990
990
|
197
197
|
830
830
|
165
165
|
800
800
|
159
159
|
670
670
|
133
133
|
|
1500
38.10
|
1080
1080
|
215
215
|
900
900
|
179
179
|
880
880
|
175
175
|
730
730
|
145
145
|
|
1750
44.45
|
1160
1160
|
231
231
|
960
960
|
191
191
|
950
950
|
189
189
|
790
790
|
157
157
|
|
2000
50.80
|
1230
1230
|
245
245
|
1020
1020
|
203
203
|
1010
1010
|
201
201
|
840
840
|
167
167
|
|
2500
63.50
|
1480
1480
|
295
295
|
1220
1220
|
243
243
|
1170
1170
|
233
233
|
970
970
|
193
193
|
|
3000
76.20
|
1620
1620
|
323
323
|
1330
1330
|
265
265
|
1300
1300
|
259
259
|
1070
1070
|
213
213
|
|
3500
88.90
|
1750
1750
|
349
349
|
1430
1430
|
285
285
|
1410
1410
|
281
281
|
1160
1160
|
231
231
|
|
4000
101.60
|
1850
1850
|
368
368
|
1510
1510
|
301
301
|
1510
1510
|
301
301
|
1240
1240
|
247
247
|
|
5000
127.00
|
2040
2040
|
406
406
|
1660
1660
|
331
331
|
1740
1740
|
347
347
|
1410
1410
|
281
281
|
|
6000
152.40
|
2190
2190
|
436
436
|
1770
1770
|
353
353
|
1900
1900
|
378
378
|
1540
1540
|
307
307
|
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