Double Circuit Breaker - ABB REL650 Applications Manual

1MRK 506 334-UUS A
11.1.3.4
Application manual

Double circuit breaker

Bus 1
Bus 2
Fuse
Fuse
VT
VT
152
252
Fuse
VT
Line
ANSI11000193 V1 EN
Figure 135: Connections of the SESRSYN (25) function block in a double breaker
arrangement
A double breaker arrangement requires two function blocks, SESRSYN1 for breaker QA1
and SESRSYN2 for breaker QA2. No voltage selection is necessary, because the voltage
SMAI
VBus1
SMAI
VBus2
SMAI
VLine1
Section 11
SESRSYN (25)
V3PB1* SYNOK
GRP_OFF V3PB2* AUTOSYOK
V3PL1* AUTOENOK
V3PL2* MANSYOK
BLOCK MANENOK
BLKSYNCH TSTSYNOK
BLKSC TSTAUTSY
BLKENERG TSTMANSY
BUS1_OP TSTENOK
BUS1_CL VSELFAIL
BUS2_OP B1SEL
BUS2_CL B2SEL
LINE1_OP L1SEL
LINE1_CL L2SEL
LINE2_OP SYNPROGR
LINE2_CL SYNFAIL
VB1OK FRDIFSYN
VB1FF FRDERIVA
VB2OK VOKSC
VB2FF VDIFFSC
VL1OK FRDIFFA
VL1FF PHDIFFA
VL2OK FRDIFFM
VL2FF PHDIFFM
STARTSYN INADVCLS
TSTSYNCH VDIFFME
TSTSC FRDIFFME
TSTENERG PHDIFFME
AENMODE
MENMODE
MODEAEN
MODEMEN
SESRSYN (25)
V3PB1* SYNOK
GRP_OFF V3PB2* AUTOSYOK
V3PL1* AUTOENOK
V3PL2* MANSYOK
BLOCK MANENOK
BLKSYNCH TSTSYNOK
BLKSC TSTAUTSY
BLKENERG TSTMANSY
BUS1_OP TSTENOK
BUS1_CL VSELFAIL
BUS2_OP B1SEL
BUS2_CL B2SEL
LINE1_OP L1SEL
LINE1_CL L2SEL
LINE2_OP SYNPROGR
LINE2_CL SYNFAIL
VB1OK FRDIFSYN
VB1FF FRDERIVA
VB2OK VOKSC
VB2FF VDIFFSC
VL1OK FRDIFFA
VL1FF PHDIFFA
VL2OK FRDIFFM
VL2FF PHDIFFM
STARTSYN INADVCLS
TSTSYNCH VDIFFME
TSTSC FRDIFFME
TSTENERG PHDIFFME
AENMODE
MENMODE
MODEAEN
MODEMEN
ANSI11000193_1_en.vsd
Control
152
Vbus
VLine
252
Vbus
VLine
297