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Appendix
A.7 Settings
Addr.
Parameter
1235
I-DIF>>SWITCHON
1301
I-TRIP SEND
1302
I-TRIP RECEIVE
1303
T-ITRIP BI
1304
T-ITRIP PROL BI
1401
HSD
1402
HSD ZHSD
1407
BL.ZHSD.DIFF.A
1501
FCT Distance
1502
Minimum Iph>
1503
3I0> Threshold
1504
3U0> Threshold
1505
3U0> COMP/ISOL.
1507A
3I0>/ Iphmax
1508
SER-COMP.
1509A
E/F recognition
1510
Start Timers
1511
Distance Angle
1515
Paral.Line Comp
1520
PHASE PREF.2phe
1521A
2Ph-E faults
1523
Uph-ph unbal.
1532
SOTF zone
1533
Z1 blkd by diff
1541
R load (Ø-E)
1541
R load
688
Function
C
Diff. Prot
1A
0.8 .. 100.0 A; ∞
5A
4.0 .. 500.0 A; ∞
Intertrip
YES
NO
Intertrip
Alarm only
Trip
Intertrip
0.00 .. 30.00 sec
Intertrip
0.00 .. 30.00 sec
HighSpeedDIS
ON
OFF
HighSpeedDIS
1A
0.050 .. 600.000 Ω
5A
0.010 .. 120.000 Ω
HighSpeedDIS
YES
NO
Dis. General
ON
OFF
Dis. General
1A
0.05 .. 4.00 A
5A
0.25 .. 20.00 A
Dis. General
1A
0.05 .. 4.00 A
5A
0.25 .. 20.00 A
Dis. General
1 .. 100 V; ∞
Dis. General
10 .. 200 V; ∞
Dis. General
0.05 .. 0.30
Dis. General
NO
YES
Dis. General
3I0> OR 3U0>
3I0> AND 3U0>
Dis. General
on Dis. Pickup
on Zone Pickup
P.System Data 2
30 .. 90 °
Dis. General
Dis. General
NO
YES
Dis. General
L3 (L1) ACYCLIC
L1 (L3) ACYCLIC
L2 (L1) ACYCLIC
L1 (L2) ACYCLIC
L3 (L2) ACYCLIC
L2 (L3) ACYCLIC
L3 (L1) CYCLIC
L1 (L3) CYCLIC
All loops
Dis. General
Block leading Ø
Block lagging Ø
All loops
Ø-Ø loops only
Ø-E loops only
Dis. General
5 .. 50 %
Dis. General
PICKUP
Zone Z1B
Z1B undirect.
Zone Z1
Z1 undirect.
Inactive
Dis. General
YES
NO
Dis. General
1A
0.100 .. 600.000 Ω; ∞
5A
0.020 .. 120.000 Ω; ∞
Dis. General
1A
0.100 .. 600.000 Ω; ∞
5A
0.020 .. 120.000 Ω; ∞
Setting Options
Default Setting
1.2 A
6.0 A
NO
Trip
0.02 sec
0.00 sec
OFF
2.000 Ω
0.400 Ω
NO
ON
0.10 A
0.50 A
0.10 A
0.50 A
5 V
∞ V
0.10
NO
3I0> OR 3U0>
on Dis. Pickup
85 °
YES
L3 (L1) ACYCLIC
Block leading Ø
25 %
Inactive
YES
∞ Ω
∞ Ω
∞ Ω
∞ Ω
C53000-G1176-C169-5, Release date 02.2011
Comments
I-DIFF>>: Value under switch on
cond.
State of transmit. the intertrip
command
Reaction if intertrip command is
receiv.
Delay for intertrip via binary input
Prolongation for intertrip via
bin.input
High Speed Distance Protection
High Speed Distance ZHSD
High Speed Distance blocked if
Diff.A
Distance protection
Phase Current threshold for dist.
meas.
3I0 threshold for neutral current
pickup
3U0 threshold zero seq. voltage
pickup
3U0> pickup (comp/ isol. star-
point)
3I0>-pickup-stabilisation (3I0>
/Iphmax)
Series compensated line
criterion of earth fault recognition
Condition for zone timer start
Angle of inclination, distance
charact.
Mutual coupling parall.line com-
pensation
Phase preference for 2ph-e faults
Loop selection with 2Ph-E faults
Max Uph-ph unbal. for 1ph Flt.
detection
Instantaneous trip after Switch-
OnToFault
Zone Z1 blocked by diff. active
R load, minimum Load Imped-
ance (ph-e)
R load, minimum Load Imped-
ance
SIPROTEC, 7SD5, Manual
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