Control During Operation
7-6 7SA522 Manual
C53000-G1176-C119-2
Figure 7-4 Selection of operational messages in DIGSI
®
4
Figure 7-5 Example of operational messages in DIGSI
®
4
7.1.1.3 Trip Log (Fault Messages)
Spontaneous
Messages
The spontaneous messages appear automatically in the display, after a general pick-
up of the device. The most important data about a fault can be viewed on the device
front in the sequence shown in Figure 7-6.
Figure 7-6 Display of spontaneous messages in the display
The spontaneous messages can be acknowledged by pressing the key. After ac-
knowledgment, the default display is shown.
Protection function that had picked up first, e.g.
distance protection, with phase information;
Elapsed time from pick-up until drop-off;
Elapsed time from pick-up until the first trip com-
mand of a protection function;
Fault distance d in km or miles
'LV3LFNXS/
387LPHPV
75,37LPHPV
G
LED