Siemens siprotec 7SA6 User Manual

Functions
6-98 7SA6 Manual
C53000-G1176-C156-2
Figure 6-56 Logic diagram of the permissive overreach transfer trip (POTT) scheme (one line end)
Distance Teleprotection
>Dis Telep. Blk
≥1
Dis PU Z1B L1
&
Dis PU Z1B L2
&
Dis PU Z1B L3
&
Dis PU Z1B
&
Dis PU forward
2103Send Prolong.
T0
T0
T0
T0
&
&
&
&
>Dis.T.RecCh1L1
>Dis.T.RecCh1L3
>Dis.T.RecCh1L2
&
&
&
≥1
≥1
≥1
Dis Rel Z1B L2
Dis Rel Z1B L3
Weak Infeed
Tripping
Dis Rel Z1B L1
>DisTel Rec.Ch1
>Dis.T.Rec.Ch2
Three Terminals
Two Terminals
Three Term
Two Term.
„1“
2102 Type of Line
&
&
Dis Telep. OFF
Dis T.SEND L1
Dis T.SEND L2
Dis T.SEND L3
Dis T.SEND
FNo 4003
FNo 4006
FNo 4010
FNo 4007
FNo 4008
FNo 4009
FNo 4052
FNo 4057
FNo 4058
FNo 4059
FNo 4056
>Dis T.Carr.Fail
FNo 4005
Dis RecFail
FNo 4055
Dis T.Rec L1Dev2
Dis T.Rec L2Dev2
Dis T.Rec L3Dev2
FNo 4088
FNo 4089
FNo 4090
Dis T.Rec L1Dev3
Dis T.Rec L2Dev3
Dis T.Rec L3Dev3
FNo 4091
FNo 4092
FNo 4093
Protection Data
Topol complete
FNo 3464
0121
≥1
≥1
≥1
≥1
&
&
&
≥1
≥1
POTT over PI
POTT
Teleprot.
„0”
≥1
POTT over PI
POTT
POTT over PI
POTT
POTT over PI
POTT
0121 Teleprot.
&
≥1
≥1
≥1
≥1
&
&
&
&
Relay TRIP
FNo 4068
&
≥1
„1“
Echo function
with weak
infeed
Echo Rec. Dev3
FNo 4249
Echo Rec. Dev2
FNo 4248
from Protection Interface
from PI
≥1
refer to Fig.6-89
Interface
Dis.T.Trans.Blk

Siemens siprotec 7SA6 Specifications

General

Brand	Siemens
Model	siprotec 7SA6
Category	Relays
Language	English