Siemens siprotec 7SA6 User Manual

Functions
6-2957SA6 Manual
C53000-G1176-C156-2
Figure 6-151 Circuit breaker position logic
&
CB aux. contact:
&
≥1
&
≥1
≥1
&
&
≥1
≥1
&
&
≥1
≥1
&
≥1
Plausibility
Check
8
L1
L2
L3
L2L1 L3
L1, L2, L3 Circuit Breaker
Aux. Contacts
BI .. Binary input with FNo
R .. Binary input is allocated
3
L2L1 L3
(Connection in Series NC Contacts)
(Connection in Series NO contacts)
>CB 3p Open
>CB 3p Closed
>CB Aux. L3
>CB Aux. L2
>CB Aux. L1
L1 closed.
any pole open
L2 closed.
L3 closed.
L1 open
L2 open
L3 open
any pole closed.
FNr 351
FNr 352
FNr 353
FNr 379
FNr 380
R351
R351
R352
R352
R353
R353
R379
R379
R380
R380
1130
3
1131
1134Line Closure
PoleOpenVoltage
PoleOpenCurrent

Siemens siprotec 7SA6 Specifications

General

Brand	Siemens
Model	siprotec 7SA6
Category	Relays
Language	English