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Release Thresholds
Before the release for tripping is given, the phase and ground currents must exceed settable thresholds. You
can set these thresholds at the following addresses:
•
1305 85 DT Iph rel. for the minimum phase current
•
1306 85 DT 3I0 rel. for the minimum ground current 3I0
Settings
2.3.3
The table indicates region-specific presettings. Column C (configuration) indicates the corresponding secon-
dary nominal current of the current transformer.
Addr.
Parameter
1301
85 DT: SEND
1302
85 DT: RECEIVE
1303
85 DT: TD-BI
1304
85 DT:T-PROL BI
1305
85 DT Iph rel.
1306
85 DT 3I0 rel.
Information List
2.3.4
No.
Information
3504
>85 DT 3pol
3517
85 DT Gen. TRIP
17525
85 DT rec.3pole
17526
85 DT sen.3pole
SIPROTEC 4, 7SD80, Manual
E50417-G1100-C474-A2, Edition 02.2018
C
Setting Options
YES
NO
Alarm only
Trip
0.00 .. 30.00 sec
0.00 .. 30.00 sec
1A
0.0 .. 25.0 A
5A
0.0 .. 125.0 A
1A
0.0 .. 25.0 A
5A
0.0 .. 125.0 A
Type of
Comments
Informa-
tion
SP
>86 DT: >Intertrip 3 pole signal input
OUT
85 DT: General TRIP
OUT
85 DT: Received 3pole
OUT
85 DT: Sending 3pole
2.3 Breaker Intertrip and Remote Tripping
Default Setting
Comments
YES
85 DT: State of transm.the
intertrip cmd
Trip
85 DT: React.if intertrip
cmd is receiv.
0.00 sec
85 DT: Delay for intertrip
via bin.input
0.00 sec
85 DT: Prol. for intertrip via
bin.input
0.0 A
85 DT minimal Phase
Current to rel. trip
0.0 A
0.0 A
85 DT minimal 3I0 Current
to rel. trip
0.0 A
Functions
71
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