Configuration Setting - ABB REG670 Applications Manual

1MRK 502 071-UEN -
15.3.5.3
Generator protection REG670 2.2 IEC and Injection equipment REX060, REX061, REX062
Application manual
S1S2OPTR (A1A2)
BC12OPTR (sect.1)
QB12OPTR (bay 1/sect.2)
. . .
. . .
QB12OPTR (bay n/sect.2)
S1S2OPTR (A1A2)
BC12OPTR (sect.2)
QB12OPTR (bay 1/sect.1)
. . .
. . .
QB12OPTR (bay n /sect.1)
VPS1S2TR (A1A2)
VPBC12TR (sect.1)
VPQB12TR (bay 1/sect.2)
. . .
. . .
VPQB12TR (bay n/sect.1)
VPBC12TR (sect.2)
VPQB12TR (bay 1/sect.1)
. . .
. . .
VPQB12TR (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)
IEC04000491 V1 EN
Figure 257: Signals from any bays for a bus-section circuit breaker between
sections B1 and B2

Configuration setting

If there is no other busbar via the busbar loops that are possible, then either the
interlocking for the QA1 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
>1
& & BBTR_OP
>1
&
& VP_BBTR
& EXDU_12
en04000491.vsd
Section 15
Control
531