Settings - Siemens siprotec 7SA6 User Manual

Distance protection
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6.19.3 Settings

Measurement
Supervision
Addr.
Setting Title
2901
MEASURE.
SUPERV
2902A
BALANCE U-LIMIT
2903A
BAL. FACTOR U
2904A
BALANCE I LIMIT
2905A
BAL. FACTOR I
ΣI THRESHOLD
2906A
ΣI FACTOR
2907A
2910
FUSE FAIL MON.
2911A
FFM U>(min)
2912A
FFM I< (max)
2913A
FFM U<max (3ph)
2914A
FFM Idelta (3p)
2921
T mcb
Trip Circuit
Supervision
Addr.
Setting Title
4001
FCT TripSuperv.
4002
No. of BI
4003
Alarm Delay
7SA6 Manual
C53000-G1176-C133-1
Note: The indicated secondary current values for setting ranges and default settings
refer to I
= 1 A. For the nominal current 5 A the current values are to be multiplied
N
by 5. The values of impedance are divided by 5.
Setting Options
ON
OFF
10..100 V
0.58..0.95
0.10..1.00 A
0.10..0.95
0.05..2.00 A
0.00..0.95; Ø
ON
OFF
10..100 V
0.10..1.00 A
2..100 V
0.05..1.00 A
0..30 ms; Ø
Function
Trip Circuit Supervision ON
Trip Circuit Supervision 1..2
Trip Circuit Supervision 1..30 sec
Default Setting
ON
50 V
0.75
0.50 A
0.50
0.10 A
0.10
ON
30 V
0.10 A
5 V
0.10 A
0 ms
Setting Options
OFF
OFF
2
2 sec
Functions
Comments
Measurement Supervision
Voltage Threshold for Balance
Monitoring
Balance Factor for Voltage Mon-
itor
Current Balance Monitor
Balance Factor for Current Moni-
tor
Summated Current Monitoring
Threshold
Summated Current Monitoring
Factor
Fuse Failure Monitor
Minimum Voltage Threshold U>
Maximum Current Threshold I<
Maximum Voltage Threshold U<
(3phase)
Delta Current Threshold
(3phase)
T mcb
Default Setting
6-265

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