ABB REG670 - Interaction between Modules

SCSWI
SELECTED
RES_EXT
+
IED
BI
BO
IED
BI
BO
OR
Other SCSWI in the bay
en05000118.vsd
IEC05000118 V2 EN
Figure 239: Application principles for reservation with external wiring
The solution in Figure 239 can also be realized over the station bus according to the
application example in Figure 240. The solutions in Figure 239 and Figure 240 do not
have the same high security compared to the solution in Figure 238, but instead have
a higher availability, since no acknowledgment is required.
SCSWI
SELECTED
RES_EXT
IED
IED
OR
Other SCWI in
the bay
Station bus
. . .
SPGAPC
IN
RESGRANT
IntlReceive
.
.
.
.
.
.
RESGRANT
IntlReceive
IEC05000178-3-en.vsd
IEC05000178 V3 EN
Figure 240: Application principle for an alternative reservation solution
15.2.2 Interaction between modules
A typical bay with apparatus control function consists of a combination of logical
nodes or functions that are described here:
Section 15 1MRK 502 071-UEN -
Control
508 Generator protection REG670 2.2 IEC and Injection equipment REX060, REX061, REX062
Application manual