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Interlocking
If there is an additional bus-section circuit breaker rather than an additional bus-section
disconnector the signals from the bus-section, circuit-breaker bay (A1A2_BS) rather
than the bus-section disconnector bay (A1A2_DC) must be used:
6LJQDO
Q11OPTR
Signal if Q11 is open.
Q12OPTR
Signal if Q12 is open.
VPQ11TR
The switch status of Q11 is valid.
VPQ12TR
The switch status of Q12 is valid.
EXDUP_BS
Signal if there is no transmission error from the bay BS (bus-section cou-
pler bay) that contains the above information. This signal is taken from the
data valid output on the command function block.
For a bus-section disconnector, these conditions from the A1 busbar section are valid:
Q1OPTR (bay 1/sect.A1)
. . .
. . .
. . .
Q1OPTR (bay n/sect.A1)
VPQ1TR (bay 1/sect.A1)
. . .
. . .
. . .
VPQ1TR (bay n/sect.A1)
EXDUP_BB (bay 1/sect.A1)
. . .
. . .
. . .
EXDUP_BB (bay n/sect.A1)
)LJXUH 6LJQDOV IURP DQ\ ED\V LQ VHFWLRQ $ WR D EXVVHFWLRQ GLVFRQQHFWRU
For a bus-section disconnector, these conditions from the A2 busbar section are valid:
A1DC_OP
&
VPA1_DC
&
EXDUP_BB
&
99000374.vsd
&KDSWHU
&RQWURO
265
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