Siemens SIPROTEC 7SA6 Manual page 59

Distance protection relay for all voltage levels
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View of Front Panel
with Graphic
Display
1
(Housing Size
/
)
2
7SA6 Manual
C53000-G1176-C156-2
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84
13)
SIEMENS
12)
11)
9)
10)
LED
9)
Local
Remote
Test
8)
Normal
13)
1
2
3
4
5
6
7
8
27 28 29 30 31 32 33 34 35
Figure 2-25
Front view of a 7SA63, housing size
optical communication interfaces
Referring to the operating and display elements in Figure 2-25:
1. MENU key
This key activates the main menu.
2. Display (LCD)
The LCD illustrates processing and device information in the form of a control dis-
play or of text in various lists. Commonly displayed information includes the posi-
tion of the switchgears, measured values, counter values, binary information re-
garding the condition of circuit breakers, status of the device, protection informa-
tion, general reports, and alarms.
3. Navigation keys
These keys serve for navigation through operating menus.
4. Control keys
These keys serve for controlling the process. They are located below the LCD.
5. Numerical keys
These keys serve for entry of numerical values, such as limit value settings.
6. Function keys
Four function keys (F1 to F4) allow the quick and simple execution of frequently
used actions. Typical applications include, for example, jumping to a particular po-
sition in the menu tree such as the fault data in the Trip Log or the operational
measured values. Three of the function keys were already configured in our fac-
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98
SIPROTEC
RUN
ERROR
7SA631
Schlossplatz
MENU
1000 A
21 kV
Abzweig erden mit F4
CTRL
ESC
F1
Annunciation
7
8
Meas. Val.
F2
4
5
Trip log
F3
1
2
F4
0
11 12 13 14 L+ L-
17 18 19 20 21
22
23 24 25
9 10
36
37 38 39 40 41
42 43 44 45 46
47
48 49 50
1
Hardware and Connections
74
75
99
100
13)
1)
2)
3)
4)
ENTER
9
5)
6
3
6)
+/-
13)
/
, for panel surface mounting without
2
2-27

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