ABB 650 series, Applications Manual

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8.3.9 Interlocking for 1 1/2 CB BH
IP14173-1 v3
8.3.9.1 Application
M13570-3 v6
The interlocking for 1 1/2 breaker diameter (BH_CONN, BH_LINE_A,
BH_LINE_B) functions are used for lines connected to a 1 1/2 breaker diameter
according to figure
85 .
WA1 (A)
WA2 (B)
QB1
QC1
QA1
QC2
QC9
QB6
QB9
QB2
QC1
QA1
QC2
QC3
QB6
QC3
QB62
QB61 QA1
QC1 QC2
QC9
QB9
BH_LINE_A
BH_LINE_B
BH_CONN
en04000513.vsd
IEC04000513 V1 EN-US
Figure 85: Switchyard layout 1 1/2 breaker
M13570-7 v4
Three types of interlocking modules per diameter are defined. BH_LINE_A and
BH_LINE_B are the connections from a line to a busbar. BH_CONN is the
connection between the two lines of the diameter in the 1 1/2 breaker switchyard
layout.
M13569-4 v4
For a 1 1/2 breaker arrangement, the modules BH_LINE_A, BH_CONN and
BH_LINE_B must be used.
8.3.9.2 Configuration setting
M13569-6 v5
For application without QB9 and QC9, just set the appropriate inputs to open state
and disregard the outputs. In the functional block diagram, 0 and 1 are designated
0=FALSE and 1=TRUE:
Section 8
1MRK 511 423-UEN A
Control
160 Bay control REC650 2.2 IEC
Application manual