Function Block; Logic Diagram; Signals - ABB RET650 Technical Manual

Relion 650 series transformer protection
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1MRK 504 135-UEN A
12.2.3.3
12.2.3.4
12.2.3.5
Technical manual

Function block

A1A2_DC
QB_OP
QBOPREL
QB_CL
QBOPITL
S1QC1_OP
QBCLREL
S1QC1_CL
QBCLITL
S2QC2_OP
DCOPTR
S2QC2_CL
DCCLTR
S1DC_OP
VPDCTR
S2DC_OP
VPS1_DC
VPS2_DC
EXDU_ES
EXDU_BB
QBCL_EX1
QBCL_EX2
QBOP_EX1
QBOP_EX2
QBOP_EX3
IEC09000067_1_en.vsd
IEC09000067 V1 EN
Figure 132:
A1A2_DC function block

Logic diagram

QB_OP
VPQB
QB_CL
=1
S1QC1_OP
S1QC1_CL
=1
S2QC2_OP
S2QC2_CL
=1
VPS1QC1
VPS2QC2
&
>1
VPS1_DC
S1QC1_OP
1
S2QC2_OP
S1DC_OP
EXDU_ES
EXDU_BB
QBOP_EX1
VPS1QC1
VPS2QC2
&
VPS2_DC
S1QC1_OP
S2QC2_OP
S2DC_OP
EXDU_ES
EXDU_BB
QBOP_EX2
VPS1QC1
VPS2QC2
&
S1QC1_CL
S2QC2_CL
EXDU_ES
QBOP_EX3
IEC04000544 V1 EN

Signals

Table 203:
A1A2_DC Input signals
Name
Type
QB_OP
BOOLEAN
QB_CL
BOOLEAN
S1QC1_OP
BOOLEAN
Table continues on next page
A1A2_DC
VPDCTR
DCOPTR
DCCLTR
VPS1QC1
VPS2QC2
QBOPREL
QBOPITL
en04000544.vsd
Default
Description
0
QB is in open position
0
QB is in closed position
0
QC1 on bus section 1 is in open position
Section 12
Control
281

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