Toshiba GSC1000-C Operation Manual page 305

Substation automation system
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5) LATEST
Window is forcibly switched to the page displaying the latest data and. Fixed cycle
updating starts.
6) Alarm list:
 When the failure is recovered (alarms in green) and acknowledged, the alarm will disappear
from the list.
a)
c)
d)
b)
e)
a) Failure symbol:
b) Lv.:
Displays Alarm level.
c) T:
Indicates the test discrimination.
d) Q:
Indicates the quality of date.
e) Date Time:
Fixed cycle display is not carried out at filtering.
Area to display alarm. Alarms are displayed in the following color.
Red:
Major failure
Orange: Minor failure
Blue:
Occurring alarm that is acknowledged.
Green: Recovered alarms
Background color: When the alarm is selected, the background of the
f)
g)
: Heavy (event level 01 and 02)
: Light (event level 03 and 04)
01: Major failures such as protection relay operation
02: Major failures in SAS
03: Minor failures such as switchgear and transformer
04: Minor failures in SAS
Blank
: Alarm message in Online mode
T
: Alarm message in Test mode
Blank: Date and time given by the IED synchronized with the master
clock (GPS 1, 2, SC-A or SC-B)
*
: Date and time not synchronized with the master clock
Displays date and time.
selected row is displayed in orange.
When the occurring alarm is acknowledged, the
background of the row is displayed in light gray.
h)
304
6F2M2000
i)

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