ABB Relion 670 Series Applications Manual page 55

1MRK 505 370-UUS Rev. K
breaker-and-a-half or double breaker arrangements. Three such IEDs offer cost effective solutions
for such simple substation arrangements with up to twelve CT inputs.
• This version can be used with external auxiliary 3-phase to 1-phase summation current transformers
with different turns ratio for each phase.
ZA
QB1
QA1
REB670(B20 – X01) 1-Phase, 12 Bays, 2 Zones for Simple
Station Layout 12 AI
REB670(B21 – X01) 1-Phase, 12 Bays, 2 Zones for Simple
Station Layout 12 AI
REB670(B31 – X01) 1-Phase, 24 Bays, 2 Zones for Simple
Station Layout 24 AI
IEC13000223 V3 EN-US
Figure 8:
Busbar protection REB670
Application manual
QB1
QB1 QB1 QB1
QA1 QA1 QA1
VERSION OF REB670
Configuration diagram for B20, configuration X01
© 2017 - 2021 Hitachi Power Grids. All rights reserved
REB670(B20-X01) / REB670(B21-X01) / REB670(B31-X01)
PHASE L3
REB670(B20-X01) / REB670(B21-X01) / REB670(B31-X01)
ZB
PHASE L2
REB670(B20-X01) / REB670(B21-X01) / REB670(B31-X01)
PHASE L1
87B Id/I
MET I
BUS PTRC
C MMXU
MET I
87B Id/I
C MMXU
BUS PTRC
Other Functions available from the function library
MET Isqi
87B
C MSQI
BDC GAPC
7 DELTA
7V_78V DELTAU
DEL SPVC
DELV SPVC
Control 63
S SCBR S SIMG
MET U MET Usqi
V MSQI
V MMXU
Optional Functions
50BF I>BF ITHD ITHD
CCS RBRF CHM MHAI
VTHD UTHD
VHM MHAI
NUMBER OF FEEDERS IN
NUMBER OF FEDERS IN
BOTH BUSBAR SECTIONS
BOTH BUSBAR SECTIONS
12
12
24
DFR/SER DR
DRP RDRE
87B Id/I
87B Id/I
BZIS GGIO BCZS PDIF
87B Id/I
BZNS PDIF
87B Id/I
BZNS PDIF
MET P/Q 7I DELTAI
CV MMXN
DELI SPVC
MET W/Varh
Control
ETP MMTR
Q CBAY
3
Control
71
S XCBR
S SIML
MET UN
VN MMXU
51 I> 79
5(0->1)
PH4S PTOC SMB RREC
NUMBER OF REB670
REQUIRED BY THE
SCHEME
3
3
3
IEC13000223-3-en.vsd
Section 3
Configuration
49