Station Authority Level "L,S,R - ABB RELION REX640 Technical Manual

1MRS759142 C
3.8.6
Table 57: Station authority level "L,S,R" using R/L button
L/R Control
R/L button
CTRL.LLN0.LocSta
Local FALSE
Remote FALSE
Remote TRUE
Off FALSE
1) Station client reserves the control operating by writing controllable point LocSta.
2) Client IEC 61850 command originator category is remote.
3) Client IEC 61850 command originator category is station.
REX640
Technical Manual

Station authority level "L,S,R"

Station authority level "L,S,R" adds station control access. In this level IEC 61850
command originator category validation is performed to distinguish control
commands with IEC 61850 command originator category set to "Remote" or
"Station". There is no multilevel access.
LOCAL
IEC 61850
remote
IEC 61850 IEC 61850
station station
IED
GUID-F06813F8-B6B2-4FD3-A469-BC0577C618CA V1 EN
Figure 40: Station authority is "L,S,R"
When the station authority level "L,S,R" is used, the control access can be selected
using R/L button or CONTROL function block. IEC 61850 data object
CTRL.LLN0.LocSta and CONTROL function block input CTRL_STA are applicable
for this station authority level.
Station control access can be reserved by using R/L button or CONTROL function
block together with IEC 61850 data object CTRL.LLN0.LocSta.
L/R Control status
CTRL.LLN0.MltLev
1)
FALSE
FALSE
FALSE
FALSE
REMOTE STATION
IEC 61850 IEC 61850
remote
IEC 61850
station
IED IED
L/R state
CTRL.LLN0.LocKeyHMI
1
2
3
0
Section 3
Basic functions
OFF
IEC 61850
remote remote
IEC 61850
station
IED
Control access
Local user IEC 61850
2)
client
x
x
IEC 61850
3)
client
x
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