Functionality; Function Block - ABB RET650 Technical Manual

Section 12
Control
12.2.2.2
12.2.2.3
276

Functionality

The interlocking for bus-section breaker (A1A2_BS) function is used for one bus-
section circuit breaker between section 1 and 2 according to figure 129. The function
can be used for different busbars, which includes a bus-section circuit breaker.
WA1 (A1)
QC1
IEC04000516 V1 EN
Figure 129: Switchyard layout A1A2_BS

Function block

A1A2_BS
QA1_OP QA1OPREL
QA1_CL QA1OPITL
QB1_OP QA1CLREL
QB1_CL QA1CLITL
QB2_OP QB1REL
QB2_CL QB1ITL
QC3_OP QB2REL
QC3_CL QB2ITL
QC4_OP QC3REL
QC4_CL QC3ITL
S1QC1_OP QC4REL
S1QC1_CL QC4ITL
S2QC2_OP S1S2OPTR
S2QC2_CL S1S2CLTR
BBTR_OP QB1OPTR
VP_BBTR QB1CLTR
EXDU_12 QB2OPTR
EXDU_ES QB2CLTR
QA1O_EX1 VPS1S2TR
QA1O_EX2 VPQB1TR
QA1O_EX3 VPQB2TR
QB1_EX1
QB1_EX2
QB2_EX1
QB2_EX2
IEC09000066_1_en.vsd
IEC09000066 V1 EN
Figure 130: A1A2_BS function block
WA2 (A2)
QB1 QB2
QA1
QC3 QC4
A1A2_BS
1MRK 504 135-UEN A
QC2
en04000516.vsd
Technical manual