ABB RET670 - Interlocking for Bus-Section Disconnector A1 A2_DC (3)

en04000491_ansi.vsd
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)
BBTR_OP
VP_BBTR
EXDU_12
OR
AND
OR
AND
. . .
. . .
. . .
. . .
AND
AND
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)
. . .
. . .
AND
EXDU_12(bay 1/sect.2)
EXDU_12 (bay n /sect.2)
EXDU_12 (bay 1/sect.1)
EXDU_12 (bay n /sect.1)
EXDU_BS (A1A2)
EXDU_BC (sect.1)
EXDU_BC (sect.2)
. . .
. . .
. . .
. . .
ANSI04000491 V1 EN
Figure 252: 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 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
3.12.3.6 Interlocking for bus-section disconnector A1A2_DC (3)
1MRK504116-UUS C Section 3
IED application
633
Application manual