Fig.
57.1
Trans: :
50kVA , 480V, 5.75 % Z
if>
w
a:
w
0..
;,;
<t
;;!:
>-
z
w
a:
a:
::>
u
::>
u
�
u
>-
a:
0
r
"'
_J
<t
"
a:
>-
w
;,;
;,;
,..
"'
24,000
22,000
20,000
1 8,000
1 6,000
1 4 , 000
1 2 ,000
1 0 ,000
8,000
6,000
4,000
2,000
0
0
1 0
20
so
1-o �
('.,.
50
100
200
500
I
000 2000
5000
D I STANCE IN F E E T FROM TRANSFORMER TO POINT OF BREAKER CONNEC T I O N
Fig.
57.3
Tran::
i
lOOOkVA, 208V, 5 .75%Z
[iJ
a:
w
0..
:1
50,000
<l
�
t-
z
w 40,000
a:
a:
::>
u
':::
::>
30,000
u
a:
i3
t-
a:
�
20poo
(/)
_J
<t
u
ii'
10,000
t-
w
,. ,. ,..
(/)
0
0
D I S TANCE I N
1 0
20
50
100 200
500 1000 2000
5000
FEET FROM TRANSFORMER TO P O I N T OF BREAK E R CONNECTION
Fig.
57.5
Tran•;·
·
1 000kVA , 480V, 5.75%Z
(/)
w
a:
w
0..
,.
<l
�
t-
z
w
a:
a:
::>
u
':::
::>
u
a:
u
>-
a:
0
:I:
"'
_J
<t
"
a:
>-
w
;,;
;,;
>-
"'
30,000
25,000
20,000
1 5,000
10,000
5,000
0
'-'so
'S><"
0
I 0
20
50
100
200
500
1000 2000
5000
D I S TANCE I N F E E T FROM T RANSFORMER TO P O I NT OF BREAKER CONNECTION
Fig.
57. 2
Transf:
750kVA , 6 00V, 5.75%Z
if>
w
a:
w
0..
;,;
<t
;':
>-
�
a:
a:
3
':::
::>
u
�
u
>-
a:
0
r
if>
_J
<t
u
ii'
>-
w
;,;
;,;
>-
if>
I B,OOO
1 6 ,000
1 4,000
1 2 ,000
10,000
8,000
6,000
4,000
2,000
--
0
'>s
o1,.
1o
0
"
0
10
20
50
100 200
500 1 000 2000
5000
D I STANCE IN F E E T FROM TRANSFORMER TO POINT OF BREAKER CONNECTION
Fig.
57.4
Transf:
1 000kVA , 240V, 5 ."/5%Z
w
a:
,.
<l
�
>-
z
w
a:
a:
::>
u
::>
u
0:
u
>-
0:
_J
<t
"
;,;
;,;
>-
60,000
50,000
40,000
30,000
20,000
10,000
0
0
<"',
v
- �
1 0
20
50
100 200
500 1000 2000
5000
D I S TANCE IN F E E T FROM TRANSFORMER TO POI N T O F BRE A K E R CONNE C T I O N
Fig.
57.6
Transf:
1 000kVA , 600V, 5 .75%Z
""
w
5
0..
;,;
<t
;;!:
>-
if,
a:
3
':::
::>
u
cr
u
>--
cr
0
I
"'
_J
<l
u
�
;,;
;,;
>-
"'
24,000
2 2 ,000
20,000
1 8,000
1 6 ,000
1 4,000
1 2 ,000
1 0 , 000
8,000
-
6,000
4,000
-
2 ,000
<",
so
�c.,.
-
1 0
20
50
100 200
500 1000 ?000
5000
D I ST A N C E
IN FEET FROM TRAN SFORMER TO POINT OF BREAK
E
R
CONNECTION
57
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