ABB RELION RET670 - Interaction between Modules

en 05000118_ ansi. vsd
SCSWI
SELECTED
RES_ EXT
+
IED
BI
BO
IED
BI
BO
OR
Other SCSWI in the bay
ANSI05000118 V2 EN-US
Figure 320: Application principles for reservation with external wiring
The solution in Figure
320 can also be realized over the station bus according to the
application example in Figure 321. The solutions in Figure 320 and Figure 321 do not
have the same high security compared to the solution in Figure 319, 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-US
Figure 321: Application principle for an alternative reservation solution
15.2.2 Interaction between modules
M16626-3 v8
A typical bay with apparatus control function consists of a combination of logical
nodes or functions that are described here:
Section 15 1MRK 504 163-UUS A
Control
710 Transformer protection RET670 2.2 ANSI
Application manual