ABB REG670 - Identification

14.2.6.1 Identification
Function description IEC 61850
identification
IEC 60617
identification
ANSI/IEEE C37.2
device number
Interlocking for bus-section
disconnector
A1A2_DC - 3
14.2.6.2 Functionality
The interlocking for bus-section disconnector (A1A2_DC) function is used for one
bus-section disconnector between section 1 and 2 according to figure
313. A1A2_DC
function can be used for different busbars, which includes a bus-section disconnector.
WA1 (A1) WA2 (A2)
QB
QC1 QC2
A1A2_DC
en04000492.vsd
IEC04000492 V1 EN
Figure 313: Switchyard layout A1A2_DC
14.2.6.3 Function block
IEC05000349-2-en.vsd
A1A2_DC
QB_OP
QB_CL
S1QC1_OP
S1QC1_CL
S2QC2_OP
S2QC2_CL
S1DC_OP
S2DC_OP
VPS1_DC
VPS2_DC
EXDU_ES
EXDU_BB
QBCL_EX1
QBCL_EX2
QBOP_EX1
QBOP_EX2
QBOP_EX3
QBOPREL
QBOPITL
QBCLREL
QBCLITL
DCOPTR
DCCLTR
VPDCTR
IEC05000349 V2 EN
Figure 314: A1A2_DC function block
Section 14 1MRK502052-UEN B
Control
656
Technical manual