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252
Interlocking
For a bus-coupler bay in section 1, these conditions are valid:
BBTR_OP (sect.1)
DCOPTR (A1A2)
DCOPTR (B1B2)
BBTR_OP (sect.2)
VP_BBTR (sect.1)
VPDCTR (A1A2)
VPDCTR (B1B2)
VP_BBTR (sect.2)
EXDUP_AB (sect.1)
EXDUP_DC (A1A2)
EXDUP_DC (B1B2)
EXDUP_AB (sect.2)
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For a bus-coupler bay in section 2, the same conditions as above are valid by changing
section 1 to section 2 and vice versa.
6LJQDOV IURP EXV FRXSOHU
If the busbar is divided by bus-section disconnectors into bus sections, the signals
BC_AB from the busbar coupler of the other busbar section must be transmitted to the
own busbar coupler if both disconnectors are closed.
Section 1
A1
B1
C
ABC_BC
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To derive the signals:
&
>1
&
&
Section 2
A1A2_DC(BS)
B1B2_DC(BS)
ABC_BC
BBTR_OP
VP_BBTR
EXDUP_AB
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A2
B2
C
99000367.vsd
&KDSWHU
&RQWURO
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