Siemens SIPROTEC 4 7UT6 Series Manual page 581

Differential protection
Table of Contents

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Addr. Parameter
8141
BAL. I LIMIT M4
8142
BAL. FACT. I M4
8143A T Sym. I th. M4
8151
BAL. I LIMIT M5
8152
BAL. FACT. I M5
8153A T Sym. I th. M5
8161
BALANCE U-LIMIT
8162
BAL. FACTOR U
8163A T BAL. U LIMIT
8201
TRIP Cir. SUP.
8401
BROKEN WIRE
8403
FUSE FAIL MON.
8414
T BWD delay
8415
ΔI< BWD
8422A FFM I< M1
8423A FFM I< M2
8424A FFM I< M3
8426A FFM U<max (3ph)
8601
EXTERN TRIP 1
8602
T DELAY
8701
EXTERN TRIP 2
8702
T DELAY
SIPROTEC 4, 7UT6x, Manual
C53000-G1176-C230-5, Edition 09.2016
Function
C
Setting Options
Meas-
1A
0.10 .. 1.00 A
urem.Superv
5A
0.50 .. 5.00 A
Meas-
0.10 .. 0.90
urem.Superv
Meas-
5 .. 100 sec
urem.Superv
Meas-
1A
0.10 .. 1.00 A
urem.Superv
5A
0.50 .. 5.00 A
Meas-
0.10 .. 0.90
urem.Superv
Meas-
5 .. 100 sec
urem.Superv
Meas-
10 .. 100 V
urem.Superv
Meas-
0.58 .. 0.90
urem.Superv
Meas-
5 .. 100 sec
urem.Superv
TripCirc.Superv
ON
OFF
Supervision
OFF
BWD Al and Blk
BWD Al and ABlk
BWD Al only
Supervision
OFF
ON
Supervision
0.0 .. 180.0 sec
Supervision
0.05 .. 5.00 I/InO
Supervision
1A
0.04 .. 2.00 A
5A
0.20 .. 10.00 A
Supervision
1A
0.04 .. 2.00 A
5A
0.20 .. 10.00 A
Supervision
1A
0.04 .. 2.00 A
5A
0.20 .. 10.00 A
Supervision
2 .. 100 V
External Trips
OFF
ON
Block relay
External Trips
0.00 .. 60.00 sec; ∞ 1.00 sec
External Trips
OFF
ON
Block relay
External Trips
0.00 .. 60.00 sec; ∞ 1.00 sec
Functions, Settings, Information
Default Setting
Comments
0.50 A
Current Balance Monitor
Meas. Loc. 4
2.50 A
0.50
Bal. Factor for Curr.
Monitor Meas.Loc.4
5 sec
Symmetry Iph: Pick-up
delay
0.50 A
Current Balance Monitor
Meas. Loc. 5
2.50 A
0.50
Bal. Factor for Curr.
Monitor Meas.Loc.5
5 sec
Symmetry Iph: Pick-up
delay
50 V
Voltage Threshold for
Balance Monitoring
0.75
Balance Factor for
Voltage Monitor
5 sec
T Balance Factor for
Voltage Monitor
OFF
TRIP Circuit Supervision
OFF
Fast broken current-wire
supervision
OFF
Fuse Failure Monitor
1.0 sec
Delay time for BWD
supervision
1.00 I/InO
min differential current
for BWD
0.10 A
I< for FFM detection M1
0.50 A
0.10 A
I< for FFM detection M2
0.50 A
0.10 A
I< for FFM detection M3
0.50 A
5 V
Maximum Voltage
Threshold U< (3phase)
OFF
External Trip Function 1
Ext. Trip 1 Time Delay
OFF
External Trip Function 2
Ext. Trip 2 Time Delay
F.2 Settings
581

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