Exdup_Ab; Exdup_Ab (Bay 1); Exdup_Ab (Bay 2); Exdup_Ab (Bay N-1) - ABB REO 517 Applications Manual

262
Interlocking
A1A2OPTR (A1A2)
BCABOPTR (sect.1)
Q1Q2OPTR (bay 1/sect.2)
. . .
. . .
Q1Q2OPTR (bay n/sect.2)
A1A2OPTR (A1A2)
BCABOPTR (sect.2)
Q1Q2OPTR (bay 1/sect.1)
. . .
. . .
Q1Q2OPTR (bay n /sect.1)
VPA1A2TR (A1A2)
VPBCABTR (sect.1)
VPQ1Q2TR (bay 1/sect.2)
. . .
. . .
VPQ1Q2TR (bay n/sect.1)
VPBCABTR (sect.2)
VPQ1Q2TR (bay 1/sect.1)
. . .
. . .
VPQ1Q2TR (bay n/sect.1)
EXDUP_BS (A1A2)
EXDUP_BC (sect.1)
EXDUP_AB (bay 1/sect.2)
. . .
. . .
EXDUP_AB (bay n /sect.2)
EXDUP_BC (sect.2)
EXDUP_AB (bay 1/sect.1)
. . .
. . .
EXDUP_AB (bay n /sect.1)
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If there is no other busbar via the busbar loops that are possible, then either the inter-
locking for the Q0 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

>1
& & BBTR_OP
>1
&
&

VP_BBTR

&

EXDUP_AB

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