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[objekteigenschaft-verriegelungsbeding-020313-kn, 1, en_US]
Figure 2-85
On devices with operator panel, the display shows the configured interlocking reasons. They are marked with
letters explained in the following table.
Table 2-14
Interlocking Commands
Switching Authority
System interlocking
Zone controlled
SET = ACTUAL (switch direction check)
Protection blocking
Control Logic using CFC
For bay interlocking, a release logic can be created using CFC. Via specific release conditions the information
"released" or "bay interlocked" are available (e.g. object "52 Close" and "52 Open" with the data values: ON/
OFF).
Switching Authority
The interlocking condition "Switching Authority" serves for determining the switching authority. It enables the
user to select the authorized command source. For devices with operator panel, the following switching
authority ranges are defined in the following priority sequence:
•
LOCAL
•
DIGSI
•
REMOTE
SIPROTEC 4, 7SD80, Manual
E50417-G1100-C474-A2, Edition 02.2018
DIGSI dialog box for setting the interlocking conditions
Command types and corresponding messages
Abbrev.
L
S
Z
P
B
Functions
2.18 Breaker Control
Display
L
A
Z
P
B
199
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