Siemens siprotec 7SA6 User Manual page 265

7SA6 Manual
C53000-G1176-C133-1
Dis Telep. off
FNr 4003
>Dis.Telep. Blk
FNr 4005
>Dis. RecFail
Transient blocking
(section 6.4.1.10)
TRIP Command
Dis. forward
&
Dis Z1B L1
&
Dis Z1B L2
&
Dis Z1B L3
&
Dis Z1B

„1"
FNr 4006
>DisTel Rec.Ch1
FNr 4010
>DisTel Rec.Ch2
FNr 4007
>Dis.T.RecCh1-L1
FNr 4008
>Dis.T.RecCh1-L2
FNr 4009
>Dis.T.RecCh1-L3
Figure 6-48 Logic diagram of the permissive overreach transfer trip (POTT) scheme (one
line end)
≥1
&
Ã

Send Prolong.
0 T
&
≥1
0 T
&
≥1
0 T
&
≥1
0 T
&
≥1
Line Config.
Two terminals
Three terminals
Two terminals
Three terminals
≥1
≥1
FNr 4052
Dis. Telep. Off
FNr 4055
Dis T Carr Fail
FNr 4057
&
Dis.T.SEND L1
FNr 4058
&
Dis.T.SEND L2
FNr 4059
&
Dis.T.SEND L3
FNr 4056
&
Dis.T.SEND
Echo function
&
≥1
Section 6.4.1.11
&
≥1
Dis Enable Z1B/T1B L1
&
≥1
Dis Enable Z1B/T1B L2
&
≥1
& Dis Enable Z1B/T1B L3
Functions
6-83