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Maximum short-circuit current
Short-circuit current at beginning of line
*
kA
Cosθ of the short-circuit
*
Concatenated vol tage
*
V
line length
*
m
ft
yd
Conductor
*
Copper
Aluminum
Cable type
*
Unipolar
Multicore
Phase size
*
1
2
3
4
6
8
10
12
14
16
18
20
22
24
26
28
1/0
2/0
3/0
4/0
250kcmil
300kcmil
350kcmil
400kcmil
500kcmil
600kcmil
700kcmil
750kcmil
800kcmil
900kcmil
1000kcmil
1250kcmil
1500kcmil
1750kcmil
2000kcmil
mm²
awg
Phase conductors in parallel
*
1
2
3
4
5
6
7
8
Neutral size
*
1
2
3
4
6
8
10
12
14
16
18
20
22
24
26
28
1/0
2/0
3/0
4/0
250kcmil
300kcmil
350kcmil
400kcmil
500kcmil
600kcmil
700kcmil
750kcmil
800kcmil
900kcmil
1000kcmil
1250kcmil
1500kcmil
1750kcmil
2000kcmil
mm²
awg
Neutral conductors in parallel
*
1
2
3
4
5
6
7
8
PE size
*
1
2
3
4
6
8
10
12
14
16
18
20
22
24
26
28
1/0
2/0
3/0
4/0
250kcmil
300kcmil
350kcmil
400kcmil
500kcmil
600kcmil
700kcmil
750kcmil
800kcmil
900kcmil
1000kcmil
1250kcmil
1500kcmil
1750kcmil
2000kcmil
mm²
awg
PE conductorsin parallel
*
1
2
3
4
5
6
7
8
Type of short-circuit current
*
Calculate
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