ABB REL670 2.2 IEC Applications Manual page 648

Section 15
Control
642
QCBAY
GOOSE over process bus
IEC16000070 V1 EN-US
Figure 314: Signal flow between apparatus control functions with XCBR and
XSWI located in a breaker IED
Control operation can be performed from the local IED HMI. If users are defined
in the IED, then the local/remote switch is under authority control, otherwise the
default user can perform control operations from the local IED HMI without
logging in. The default position of the local/remote switch is on remote.
Bay level IED
SCILO
GOOSEXLNRCV XLNPROXY
SCILO
GOOSEXLNRCV XLNPROXY
Merging Unit
XCBR
XCBR
XCBR
XSWI
1MRK 506 369-UEN B
IEC 61850 on
station bus
SCSWI
SCSWI
-QB1
-QA1
-QB9
IEC16000070-1-EN.vsdx
Line distance protection REL670 2.2 IEC
Application manual