ABB REB670 Applications Manual page 337

1MRK 505 337-UUS -
Application manual
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. . .
ANSI05000117 V2 EN
Figure 124: Application principles for reservation over the station bus
The reservation can also be realized with external wiring according to the application
example in Figure 125. This solution is realized with external auxiliary relays and extra
binary inputs and outputs in each IED, but without use of function blocks QCRSV and
RESIN.
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BI
BO
ANSI05000118 V2 EN
Figure 125: Application principles for reservation with external wiring
The solution in Figure 125
application example in Figure 126. The solutions in Figure
SCSWI
RES_GRT
RES_RQ
3
RESIN
EXCH _IN
EXCH _ OUT
From other
. . .
SCSWI in
the bay
RESIN
EXCH _IN
EXCH _OUT
3
Station bus
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SCSWI
RES_ EXT
SELECTED
Other SCSWI in the bay
BI
can also be realized over the station bus according to the
Section 12
Control
QCRSV
RES_RQ1
. .
RES_RQ8
RES_GRT1 To other
. .
SCSWI
RES_GRT8
in the
RES_ DATA bay
2
en 05000117 _ansi . vsd
OR
BO
en 05000118_ ansi. vsd
125 and Figure 126 do not have
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