GE AKR - Transformer Short Circuit Current Curves

Transformer
Short
Circuit
Current
Curves
Fig
.
56.2
Transf
:
500
kVA
,
240
V
,
4.5
®
/
oZ
Fig
.
56.1
Transf
:
500
kVA
,
208
V
,
4.5
%
Z
30
,
000
in
*
UJ
Q
.
S
25
,
000
<
z
z
UJ
20
POO
a
:
ac
o
g
15
,
000
a
:
o
K
I
10
,
000
Ifi
<
y
UJ
Z
3
>
-
on
0
5
10
20
50
100
200
500
1000
2000
5000
DISTANCE
IN
FEET
FROM
TRANSFORMER
TO
POINT
OF
BREAKER
CONNECTION
0
2
Fig
.
56.3
Ttansf
:
500
kVA
,
480
V
,
4.5
%
Z
Fig
.
56.4
Transf
:
500
kVA
,
600
V
,
4.5
%
Z
I
5
,
000
18
,
000
I
/
)
UJ
UJ
a
:
E
16
,
000
UJ
a
a
S
3
J
12
,
000
<
Z
»
4
,
000
z
z
UJ
£
>
2
,
000
<
r
a
a
3
3
9
,
000
-
-
10
,
000
3
D
u
CJ
a
a
G
8
,
000
o
6
,
000
a
a
o
o
x
X
6
,
000
in
'
in
-
i
<
<
u
y
4
,
000
a
3
,
000
'
UJ
UJ
2
|
2
,
000
3
>
in
in
0
o
IOC
200
500
1000
2000
5000
DISTANCE
IN
FEET
FROM
TRANSFORMER
TO
POINT
OF
BREAKER
CONNECTION
5
10
20
50
100
200
500
1000
2000
5000
DISTANCE
IN
FEET
FROM
TRANSFORMER
TO
POINT
OF
BREAKER
CONNECTION
O
2
5
10
20
0
2
Fig
.
56.6
Transf
:
750
kVA
,
240
V
,
5.75
%
Z
Fig
.
56.5
TVansf
:
750
kVA
,
208
V
,
5.75
%
Z
56
Courtesy of store.ips.us