Accepted originator categories for PSTO
If the requested command is accepted due to the authority allocation control, the
respective value will change. Otherwise the attribute blocked-by-switcing-hierarky is
set in the cause signal. If the PSTO value is changed under a command, then the
command is reset.
The accepted originator categories for each PSTO value are shown in
Table 24
Table 24: Accepted originator categories for each PSTO
PermittdSourceToOperate Originator
0 = Off 4,5,6
1 = Local 1,4,5,6
2 = Remote 2,3,4,5,6
3 = Faulty 4,5,6
4 = Not in use 1,2,3,4,5,6
5 = All
PSTO = All, then it is no priority between operator places. All operator places are
allowed to operate at the same time.
According to IEC61850 standard the orCat attribute in originator category are defined
in Table 25
Table 25: orCat attribute according to IEC61850
Value
Description
0 not-supported
1 bay-control
2 station-control
3 remote-control
4 automatic-bay
5 automatic-station
6 automatic-remote
7 maintenance
8 process
Switch controller (SCSWI)
The Switch controller (SCSWI) initializes and supervises all functions to properly
select and operate switching primary apparatuses. The Switch controller may handle
and operate on one three-phase device.
After the selection of an apparatus and before the execution, the switch controller
performs the following checks and actions:
1MRK 505 291-UEN A Section 10
Control
231
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