Table D. - Cable d-c test voltage guide (continued)
Part 5
Solid-type Impregnated-paper Insulated Lead Covered
Cable Specifications
AEIC loth Edition, April 1968
d-c/a-c ratio =
2.4 at 25
E
C
Rated
kV
phase
to
phase
Conductor
size
(AWG or
kcmil)
Round and
sector
Conductor
insulation
thickness
Multiple conductor
belted
grounded and
ungrounded
neutral service*
mils mm
1
2
3
4
5
6-500 R
2/0-500 S
501-750
751-1000
751-1000
6-500 R
2/0-500 S
501-750
751-1000
6-500 R
6-500 R
2/0-500 S
501-750
751-1000
751-1000
6-750 R
2/0-750 S
751-1000
6-1000R
2/0-1000S
2/0-1000S
55x35 1.40x0.89
55x35 1.40x0.89
65x40
1.65x1.02
75x45
1.91x1.14
65x35
1.65x0.89
65x35
1.65x0.89
70x40
1.78x1.02
75x45
1.91x1.14
70x40
1.78x1.02
70x40
1.78x1.02
75x40
1.91x1.02
80x45
2.03x1.14
80x40
2.03x1.02
80x40
2.03x1.02
80x45
2.03x1.14
85x45
2.16x1.14
85x45
2.16x1.14
10.4F
10.4
14.5
18.7
14.5F
14.5
16.6
18.7
16.6F
16.6
18.7
20.7
20.7F
20.7
20.7
22.9F
10.4
14.5
18.7
14.5F
14.5
16.6
18.7
16.6F
16.6
18.7
20.7
20.7F
20.7
20.7
22.9F
22.9
*All test values rounded off to 1 decimal place, and voltages are
60 percent of factory test.
60 percent of factory test.
42