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Calculation Of Settings - GE 12CEYG51B(-)D Instructions Manual

Ground distance relay

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on
by
Ohms
I
R
X
Z
I
P
X
Z
-
30
60
5
5
-
15
60
5
5
1
-
30
50
5
5
NOTE:
mho
on
maximum
The
CALCULATION OF SETTINGS
a
APPLICATION
do
1
2
may
how
may
1.
on
rnho
mho
a
on
When
Co
When
(3K
+
1) Co
C,
no
a
b
CFPH16A.
The
an
A
B on
a
=
/790
ohms
=
/750
ohms
Z
ohms
CT
=
PT
Ohms
=
CT
x
Ohms
PT
=
=
+
ohms
=
/750
=
+
ohms
Zom
=
=
+
ohms
I
maximum
CEYGSIA
A
a
Tb
7

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