WA1 (A1)
289
489G
189
389G
WA2 (A2)
en04000516_ansi.vsd
289G
189G
A1A2_BS
152
ANSI04000516 V1 EN
Figure 96: Switchyard layout A1A2_BS (3)
The signals from other bays connected to the module A1A2_BS are described below.
10.4.5.2 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:
en04000489_ansi.vsd
Section 1 Section 2
A1A2_BS
B1B2_BS
ABC_LINE
ABC_BC
ABC_LINE
ABC_BC
(WA1)A1
(WA2)B1
(WA7)C C
B2
A2
AB_TRAFOAB_TRAFO
ANSI04000489 V1 EN
Figure 97: 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:
Section 10 1MRK 511 286-UUS A
Control
234
Application manual
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