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1.8 PROTECTION SCHEMES
1
C C
( R C V R 1 )
C C
21
( R C V R 2 )
P H A S E
D I S T A N C E
G R O U N D
D I S T A N C E
G R O U N D
TRIP
DIRECTIONAL
O V E R -
B L O C K
C U R R E N T
R E M O T E
O P E N
P H A S E
D I S T A N C E
G R O U N D
D I S T A N C E
T L 3 P
P H A S E
C
D I S T A N C E
0
T L 3 G
G R O U N D
D I S T A N C E
T L 4 P
P H A S E
D I S T A N C E
T L 4 G
G R O U N D
D I S T A N C E
P H A S E
5 0 P
B A C K U P
5 0 G
G R O U N D
B A C K U P
5 1 G
LINE PICKUP
FAULT
D E T E C T O R
O V E R -
C U R R E N T
S U P E R V I S I O N
O U T O F S T E P
B L O C K I N G
L O G I C
1-28
[1 RCVR]
Setting 1202
[2 RCVRS]
B = 0.2- 3.0 SEC
T L 2 P
B
0
R E F
T L 4
Setting
A
205
2
A
R E F
A = 0 - 50
T L 2 G
B
0
(Zone 2)
8
10
O S B
1
4
25
O S B
C = 0.4 - 6 sec
(Zone 3)
11
11
C
0
O S B
D
(Zone 4)
0
12
11
D
0
D = 0.4 - 6 sec
O S B
28
Supervise Zone 4
OSB – Settings 1601 to 1607
Figure 1–13: PERMISSIVE OVERREACH TRANSFER TRIP (POTT1)
ALPS Advanced Line Protection System
T L 5
E
52-1
C C
b
T L 6
E
C C
52-2
b
E = 0 to 200
O S B
T L 1
F = 1-50
F
407
3
50
4
O S B A L L
13
F F B
Setting 714
9
9
B L O C K R E C L O S I N G
Settings 801 to 810
1 PRODUCT DESCRIPTION
E
[ 1 B R E A K E R ]
General
Setting
5
105
E
[2 BREAKERS]
3
5
( K E Y 1 )
P E R M I S S I V E
( K E Y 2 )
13
( C N F T R P )
C O N F I G U R A B L E
T R I P B U S
7
7
6
8
(RI)
R E C L O S E I N I T I A T E
( C A N C L )
R E C L O S E C A N C E L
P O T T 1 . V S D
GE Power Management
K E Y
C H A N N E L
44
(TRI
T R I
B U S
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