Interaction Between Modules - ABB REG670 Applications Manual

Section 15
Control
15.2.2
508
IED
BI BO
IEC05000118 V2 EN
Figure 239: Application principles for reservation with external wiring
The solution in Figure 239
application example in Figure 240. The solutions in Figure
have the same high security compared to the solution in Figure 238, but instead have
a higher availability, since no acknowledgment is required.
IED
IED
. . .
IEC05000178 V3 EN
Figure 240: Application principle for an alternative reservation solution

Interaction between modules

A typical bay with apparatus control function consists of a combination of logical
nodes or functions that are described here:
Generator protection REG670 2.2 IEC and Injection equipment REX060, REX061, REX062
IED
SCSWI
RES_EXT
SELECTED
Other SCSWI in the bay
BI
can also be realized over the station bus according to the
SCSWI
IntlReceive
RESGRANT RES_EXT
SELECTED
IntlReceive
Other SCWI in
RESGRANT
the bay
1MRK 502 071-UEN -
OR
BO
en05000118.vsd
239 and Figure 240 do not
SPGAPC
OR
IN
Station bus
IEC05000178-3-en.vsd
Application manual
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