ABB RELION 670 Series Applications Manual page 314

Section 12
Control
S1S2OPTR (A1A2)
BC12OPTR (sect.1)
1289OPTR (bay 1/sect.2)
1289OPTR (bay n/sect.2)
S1S2OPTR (A1A2)
BC12OPTR (sect.2)
1289OPTR (bay 1/sect.1)
1289OPTR (bay n /sect.1)
VPS1S2TR (A1A2)
VPBC12TR (sect.1)
VP1289TR (bay 1/sect.2)
VP1289TR (bay n/sect.1)
VPBC12TR (sect.2)
VP1289TR (bay 1/sect.1)
VP1289TR (bay n/sect.1)
EXDU_BS (A1A2)
EXDU_BC (sect.1)
EXDU_12(bay 1/sect.2)
EXDU_12 (bay n /sect.2)
EXDU_BC (sect.2)
EXDU_12 (bay 1/sect.1)
EXDU_12 (bay n /sect.1)
ANSI04000491 V1 EN-US
Figure 143: Signals from any bays for a bus-section circuit breaker between sections B1 and
12.4.5.3 Configuration setting
If there is no other busbar via the busbar loops that are possible, then either the interlocking for
the 152 open circuit breaker is not used or the state for BBTR is set to open. That is, no busbar
transfer is in progress in this bus-section:
• BBTR_OP = 1
• VP_BBTR = 1
12.4.6 Interlocking for bus-section disconnector A1A2_DC (3)
308
. . .
AND
. . .
. . .
AND
. . .
. . .
. . .
. . .
. . .
. . .
. . .
. . .
. . .
B2
OR
BBTR_OP
AND
OR
AND VP_BBTR
AND EXDU_12
en04000491_ansi.vsd
1MRK 505 337-UUS A
M15111-57 v3
IP14159-1 v2
Application manual