GE Power Management
LPS-D Line Protection System
1-
27
1 PRODUCT DESCRIPTION
1.8 PROTECTION SCHEME DESCRIPTIONS
1
Figure 1–9: STEP DISTANCE LOGIC DIAGRAM
F A U L T
D E T E C T O R
L I N E P I C K U P
(CANCL)
(RI)
B
0
8
10
(ZONE 2)
TL2G
B
0
B = 0.2 to 3.0 sec.
TL2P
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
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
G R O U N D
B A C K U P
5 0 G
5 1 G
O V E R -
C U R R E N T
S U P E R V I S I O N
IT
IB
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
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
P H A S E
B A C K U P
5 0 P
OSBALL
C
0
C
0
D
0
D
0
TL4G
TL4P
TL3G
TL3P
13
28
12
11
OSB
1
4
11
11
C = 0.4 to 6 sec.
D = 0.4 to 6 sec.
(ZONE 4)
OSB
OSB
(ZONE 3)
REVERSIBLE
ZONE 4
ZONE 3
ZONE 1
OVERREACHING ZONE /
ZONE 2
13
OSB
STP_DST3.VSD
O U T O F S T E P
B L O C K I N G
L O G I C
OSB
Settings 1601 to 1607
(CNFTRP)
CONFIGURABLE
TRIP BUS
8
RECLOSE CANCEL
RECLOSE INITIATE
BLOCK
RECLOSING
Settings 801-810
9
(TRIP)
TRIP
BUS
44
7
7
6
SUPERVISE
ZONE 4
FFB
Setting 714
9
Summary of Contents for LPS-D
Page 2: ......
Page 4: ......
Page 226: ...7 4 LPS D Line Protection System GE Power Management 7 1 RATINGS 7 SPECIFICATIONS 7 ...
Page 284: ...10 20 LPS D Line Protection System GE Power Management 10 8 HELP MENU 10 ALPS TEST PROGRAM 10 ...
Page 412: ...C 34 LPS D Line Protection System GE Power Management C 3 POINT LISTS APPENDIXC C ...
Page 416: ...D 4 LPS D Line Protection System GE Power Management D 1 KEYPAD MENUS APPENDIXD D ...
Page 422: ...F 2 LPS D Line Protection System GE Power Management F 1 WARRANTY INFORMATION APPENDIXF F ...
Page 436: ...xiv LPS D Line Protection System GE Power Management INDEX INDEX ...