Siemens 7SR45 Argus User Manual page 41

Self powered/dual powered non-directional overcurrent and earth fault relay
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Parameters
Inhibit 50-1
Inhibit 50-2
Inhibit 51-1
Inhibit 50N-1
Inhibit 50N-2
Inhibit 51N-1
Inhibit 50G-1
Inhibit 50G-2
Inhibit 51G-1
Inhibit 50LC
#
Select Group 1
#
Select Group 2
Rst LEDs & O/Ps
Trip Pulse O/P
#
Local mode
#
Remote mode
#
Local or Remote mode
#
Out Of Service mode
General Alarm-1
General Alarm-2
General Alarm-3 *
General Alarm-4 *
NOTE:
*
For 7SR4501 variants, these parameters are not available.
#
For 7SR4501-xGA10-1AA0 variant, these parameters are not available.
Parameters
Description
Inverted Inputs
Input Inversion
BI-n Pickup
Pickup delay
BI-n dropoff
Dropoff delay
Enabled in Local
Enabled in Local mode
Enabled in Remote
Enabled in Remote mode
NOTE:
Depending on the number of binary inputs, the sleep mode current will increase if the binary input is connected
and energized in the sleep mode.
NOTE:
When any binary input is assigned to Trip Pulse Output and when the TEST/RESET key is pressed, a
"FAULT/ MAINT PERSISTS" pop up appears.
©2018 Siemens Protection Devices Limited
Table 3-12
Description
50-1 element block
50-2 element block
51-1 element block
50N-1 element block
50N-2 element block
51N-1 element block
50G-1 element block
50G-2 element block
51G-1 element block
50LC/SOTF element block
Select Group 1
Select Group 2
Reset LEDs and BOs
Pulse output
Local mode
Remote mode
Local or Remote mode
Out Of Service mode
Display General alarm-1 text
Display General alarm-2 text
Display General alarm-3 text
Display General alarm-4 text
Table 3-13
Binary Input Configuration
Default Value
-
0.020
0.000
1 (all BIs)
1 (all BIs)
Chapter 1 - 7SR45 Description of Operation
Binary Input
Default Value
Min
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Min
Max
-
1
0 s
< 20 s
≥ 20 s
< 100 s
≥ 100 s
600 s
0 s
< 20 s
≥ 20 s
< 100 s
≥ 100 s
600 s
-
1
-
1
Max
Step Change
1
-
1
-
1
-
1
-
1
-
1
-
1
-
1
-
1
-
1
-
1
-
1
-
1
-
1
-
1
-
1
-
1
-
1
-
1
-
1
-
1
-
1
-
Step Change
-
0.01
0.1
1
0.01
0.1
1
-
-
Chapter 1 Page 38 of 48

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