Siemens SIPROTEC Manual page 647

Overcurrent Pro- Earth fault Protec-
tection/ tion
Circuit Breaker
Failure Protection
with without
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1)
Parallel line compensation only possible if MLFB position 7 = 1 or 5
2)
Earth fault detection for compensated/isolated networks only possible if MLFB position 7 = 2 or 6
3)
For MLFB pos. 14 = E and H only teleprotection function: Permissive underreach transfer trip with zone acceleration,
permissive overreach transfer trip, unblocking, and blocking available
4)
For MLFB pos. 14 = D, G, K, and M only Teleprotection function: Permissive underreach transfer trip, permissive under-
reach transfer trip with zone acceleration, permissive overreach transfer trip, directional comparison, unblocking, block-
ing, reverse interlocking, and pilot wire comparison available
24 remote signals Transformer inside
4 remote commands protection zone
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1)
The single-ended fault locator is included in the standard scope of functions of all variants.
2)
Restricted earth fault protection only possible if MLFB position 7 = 1 or 5
SIPROTEC, 7SD5, Manual
C53000-G1176-C169-5, Release date 02.2011
Funktionen 2
Distance Protection (pickup Z<,
polygon, parallel line compensa-
1)
tion ), Power Swing Option with
3)
MHO I>-, U/I/ϕ-pickup
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with without
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with without
without without
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Function 3
Multi-end
1)
fault locator
without
without
with
with
without
without
with
with
without
without
with
with
A.1 Ordering Information and Accessories
Erdschlusserfassung für gel./iso.
2)
Netze
4)
without
without
without
without
without
without
with
with
with
with
Voltage/ Restricted Earth
frequency protection Fault Protection
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Appendix
Pos. 14
C
D
E
F
G
H
J
K
L
M
Pos. 15
2)
J
K
L
M
N
P
Q
R
S
T
U
V
647