execute command
SY_INPRO
SYNC_OK
t2>tSynchronizing, then
blocked-by-synchrocheck in
'cause' is set
tSynchrocheck
t1
START_SY
tSynchronizing
t2
en05000095.vsd
IEC05000095 V1 EN-US
Figure 177:
tSynchroCheck and tSynchronizing
12.4.6.6
Interaction with switch on process bus
GUID-1E243260-55FC-4DA6-A314-649E0B95A2B9 v1
When the switches are modelled and controlled in a breaker IED, the information
from the switches is limited to those described in the IEC 61850 standard.
Since there is no expression for distributing the cause of failure over GOOSE, the
XLNPROXY function is used for evaluating the causes normally evaluated by the
SXCBR function.
Further, in some cases selection may also be used on the model of the switch in the
breaker IED, in case multiple controllers may access it via GOOSE. In such a case,
if the input for the
stSeld
data attribute in the XLNPROXY function is connected,
SCSWI automatically awaits that the switch is selected before accepting the
selection. Also, if the
seSeld
data attribute is set before the selection is requested,
the selection request fails.
Section 12
1MRK 505 394-UEN A
Control
370
Line differential protection RED650 2.2 IEC
Technical manual
Содержание RED650
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