Signals From All Feeders - ABB REL650 Applications Manual

Section 11
Control
11.5.5.2
356
WA1 (A1)
189G
ANSI04000516 V1 EN
Figure 160: Switchyard layout A1A2_BS (3)
The signals from other bays connected to the module A1A2_BS are described below.

Signals from all feeders

If the busbar is divided by bus-section circuit breakers into bus-sections and both circuit
breakers are closed, the opening of the circuit breaker must be blocked if a bus-coupler
connection exists between busbars on one bus-section side and if on the other bus-section
side a busbar transfer is in progress:
Section 1
(WA1)A1
(WA2)B1
(WA7)C
ABC_BC
ABC_LINE AB_TRAFO
ANSI04000489 V1 EN
Figure 161: Busbars divided by bus-section circuit breakers
The interlocking functionality in 650 series can not handle the transfer bus
(WA7)C.
To derive the signals:
WA2 (A2)
189 289
152
489G
389G
A1A2_BS
Section 2
A1A2_BS
B1B2_BS
ABC_LINE
1MRK 506 334-UUS A
289G
en04000516_ansi.vsd
A2
B2
C
ABC_BC
AB_TRAFO
en04000489_ansi.vsd
Application manual