ABB Relion 650 Series Applications Manual page 127

1MRK 505 287-UUS B
10.1.3.1 Single circuit breaker with single busbar
Fuse
VT
ANSI11000164 V2 EN-US
Figure 45: Connection of SESRSYN (25) function block in a single busbar arrangement
Figure 45
transformer on each side of the circuit breaker. The voltage transformer circuit connections are
straightforward; no special voltage selection is necessary.
The voltage from busbar VT is connected to V3PB1 and the voltage from the line VT is connected
to V3PL1. The positions of the VT fuses shall also be connected as shown above. The voltage
selection parameter
Busbar protection REB650
Application manual
Bus 1
189
BKR1
52
Fuse
VT
Line
illustrates connection principles. For the SESRSYN (25) function there is one voltage
CBConfig is set to No voltage sel .
© Copyright 2013 ABB. All rights reserved
GRP_OFF
SMAI
VBus
SMAI
VLine
SESRSYN (25)
V3PB1* SYNOK
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 Vbus
MENMODE VLine
MODEAEN
MODEMEN
ANSI11000164_2_en.vsd
Section 10
Control
M12324-3 v9
121