Toshiba GRL100-701B Instruction Manual page 217

Grl100-7**b series. line differential relay
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S e t t i n g
1 = S y m m e
2 = P h a s e
C u r r e n t
One of the setting modes can be selected.
• Select 1 (=Symmetrical impedance), then the following "Line data" screen is displayed.
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L i n e
1 X 1
(
1 X 0
(
(
1 X 0
m
1 R 1
(
(
1 R 0
1 R
0
m
(
L
Z O B -
(
- R
Z 0
B
(
K
a
b
(
K
b
c
(
K
c
a
(
K a
(
K b
(
K c
(
1
L i n e
(
2 X
1
(
2 R
1
(
2 L i n
e
(
3 X
1
(
3 R
1
(
3 L i n
e
(
In case of two-terminal lines, enter the reactive and resistive component of the symmetrical line
impedance to the items 1X1 and 1R1 and line length to 1 Line. Press the enter key for each entry.
Note: The line impedance is input with the secondary value.
In case of three-terminal lines, enter the data on the first section from the local terminal to the
junction to the items expressed as 1 ∗∗ , the data on the second section from the junction to the
remote terminal 1 to 2 ∗∗ and the data on the third section from the junction to the remote
terminal 2 to 3 ∗∗ .
• Select 2 (=Phase impedance), then the following "Line data" screen is displayed.
In case of two-terminal lines, enter the reactive and resistive component of the self-impedances
and mutual-impedances of the line to the items expressed as 1X ∗∗ and 1R ∗∗ and line length to 1
Line. Press the ENTER key for each entry.
In case of three-terminal lines, enter the data on the first section from the local terminal to the
junction to 1 ∗∗∗ , the data on the second section from the junction to the remote terminal 1 to
2 ∗∗∗ and the data on the third section from the junction to the remote terminal 2 to 3 ∗∗∗ .
• Press the END key after completing the settings to return the display to the "Line
parameter" screen
i m
p e d a n
c
e
t r i c a l
i m p e d a n
i m
p
e d a
n
c
e
N o . =
1
d
a
t
a
0 .
0 0
- 1
9 9 .
9
9
. 0 0
- 1
9 9 .
9
9
0
0
. 0
0
-
1
9 9 .
9
9
0 .
0 0
- 1
9 9 .
9
9
0
. 0 0
- 1
9 9 .
9
9
. 0
0
-
1
9 9 .
9
9
0
0
. 0
-
1
9 9 .
9
9
0
0 .
0 0
-
1
9 9 .
9
9
8 0
-
1
2
0
8 0
-
1
2
0
8 0
-
1
2
0
8 0
-
1
2
0
8 0
-
1
2
0
8 0
-
1
2
0
0 .
0
-
3 9 9
.
9
- 1
0 .
0 0
9 9 .
9
9
0 .
0 0
- 1
9 9 .
9
9
0 . 0
-
3 9 9
.
9
- 1
0 .
0 0
9 9 .
9
9
0 .
0 0
- 1
9 9 .
9
9
0 . 0
-
3 9 9
.
9
 216 
m o
d
e
( G r o u p
c
e
S e l e c t
N o .
)
:
9
.
5
0
)
:
.
3
4
0
0
)
:
2
.
0
0
)
:
3
.
0
4
)
:
.
0
0
7
)
:
1
.
0
0
0
)
:
1
.
0
0
0
)
:
1
.
0
0
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)
:
1
0
0
)
:
1
0
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)
:
1
0
0
)
:
1
0
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)
:
1
0
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)
:
1
0
0
)
:
8
0
.
0
)
:
9
.
0
5
3
)
:
.
0
4
)
:
4
0
.
0
9
)
:
.
5
0
)
:
3
.
0
4
)
:
2
0
.
0
6 F 2 S 0 8 5 0
* )
=
1 / *
*
%
%
%
%
%
%
k
m
k
m
k
m

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