ABB REB670 Applications Manual page 392

Section 12
Control
386
189OPTR (bay 1/sect.A1)
. . .
. . .
. . .
189OPTR (bay n/sect.A1)
VP189TR (bay 1/sect.A1)
. . .
. . .
. . .
VP189TR (bay n/sect.A1)
EXDU_DB (bay 1/sect.A1)
. . .
. . .
. . .
EXDU_DB (bay n/sect.A1)
ANSI04000499 V1 EN-US
Figure 164: Signals from double-breaker bays in section A1 to a bus-section
disconnector
For a bus-section disconnector, these conditions from the A2 busbar section are valid:
189OPTR (bay 1/sect.A2)
. . .
. . .
. . .
189OPTR (bay n/sect.A2)
VP189TR (bay 1/sect.A2)
. . .
. . .
. . .
VP189TR (bay n/sect.A2)
EXDU_DB (bay 1/sect.A2)
. . .
. . .
. . .
EXDU_DB (bay n/sect.A2)
ANSI04000500 V1 EN-US
Figure 165: Signals from double-breaker bays in section A2 to a bus-section
disconnector
For a bus-section disconnector, these conditions from the B1 busbar section are valid:
AND
AND
AND
en04000499_ansi.vsd
S2DC_OP
AND
VPS2_DC
AND
EXDU_BB
AND
en04000500_ansi.vsd
1MRK 505 370-UUS A
S1DC_OP
VPS1_DC
EXDU_BB
Busbar protection REB670 2.2 ANSI
Application manual