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S c h e m e
D I F T P M D
1 R E F
2 R E F
3 R E F
M1 O C I
M 2 O C I
M 3 O C I
M 1 E F I
M 2 E F I
M 3 E F I
L / O
2 F - L O C K
5 F - L O C K
D I F 1
D I F 2
D I F 3
D I F 4
D I F 5
1 R E F 1
1 R E F 2
1 R E F 3
1 R E F 4
1 R E F 5
:
Enter the number corresponding to the switch status to be set and press the ENTER key for
each switch.
The setting of REF depends on the type of the transformer. The setting method is shown in
Appendix L.
After setting all switches, press the END key to return to the "Trip" screen.
Setting the protection elements
Press 2 (= Protection element) on the "Trip" screen to display the "Protection element"
screen.
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P r o t e
1 = D I F T
4 = T H R
<DIFT>
Press 1 (= DIFT) to display the "DIFT" screen. The measuring elements used in the current
differential protection are set using this screen.
Enter the numerical value and press the ENTER key for each element.
After setting all elements, press the END key to return to the "Protection element" menu.
s w i t c h
1 = 3 P O R
2 = 2 P A N D
1 = 1 I 0
2 = 2 I 0
1 = 1 I 0
2 = 2 I 0
1 = 1 I 0
2 = 2 I 0
1 = L o n g
2 = S t d
3 = V e r y
1 = L o n g
2 = S t d
3 = V e r y
1 = L o n g
2 = S t d
3 = V e r y
1 = L o n g
2 = S t d
3 = V e r y
1 = L o n g
2 = S t d
3 = V e r y
1 = L o n g
2 = S t d
3 = V e r y
0 = O f f
1 = O n
0 = O f f
1 = O n
0 = O f f
1 = O n
0 = O f f
1 = O n
0 = O f f
1 = O n
0 = O f f
1 = O n
0 = O f f
1 = O n
0 = O f f
1 = O n
0 = O f f
1 = O n
0 = O f f
1 = O n
0 = O f f
1 = O n
0 = O f f
1 = O n
0 = O f f
1 = O n
:
c
t
i o n
e l e
m e
n
t
2 = R E F
5 = V / F
93
1 /
3 = 3 I 0
3 = 3 I 0
3 = 3 I 0
4 = E x t
4 = E x t
4 = E x t
4 = E x t
4 = E x t
4 = E x t
( G r o u p =
3 = O C
6 = F R Q
6 F 2 S 0 7 8 9
1
_
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
:
* )