Siemens 7SR51 - Settings Menu

Settings Menu
Configuration > Function Config
Parameter Setting Options Settings
Default Gn1 Gn2 Gn3 Gn4
51 Overcurrent Enabled
Disabled
Disabled
Functions > Protection > 51 > Gn 51V Common
Parameter Setting Options Settings
Default Gn1 Gn2 Gn3 Gn4
Element Enabled
Disabled
Disabled
Setting 5 to 200 V, Δ 0.5 V 30 V
VTS Inhibit No
Yes
No
Functions > Protection > 51 > Gn 51CL Common
Parameter Setting Options Settings
Default Gn1 Gn2 Gn3 Gn4
Pickup Time 1 to 20 s Δ 0.01 s
20 to 100 s Δ 0.1 s
100 to 1000 s Δ 1 s
1000 to 10000 s Δ 10 s
10000 to 14400 s Δ 100 s
600 s
Drop-off Time 1 to 20 s Δ 0.01 s
20 to 100 s Δ 0.1 s
100 to 1000 s Δ 1 s
1000 to 10000 s Δ 10 s
10000 to 14400 s Δ 100 s
600 s
Reduced Current Enabled
Disabled
Disabled
Reduced Current Level 0.05 to 2.5 I
rated
V, Δ 0.05
I
rated
0.25 ⋅
I
rated
Reduced Current Time 1 to 20 s Δ 0.01 s
20 to 100 s Δ 0.1 s
100 to 1000 s Δ 1 s
1000 to 10000 s Δ 10 s
10000 to 14400 s Δ 100 s
600 s
Functions > Protection > 51 > Gn 51-n
Parameter Setting Options Settings
Default Gn1 Gn2 Gn3 Gn4
Element Enabled
Disabled
Disabled
Measurement RMS
Fundamental
RMS
5.17.5
Protection and Automation Functions
5.17 51 Time-Delayed Overcurrent – Phase
262 Reyrolle 7SR5, Overcurrent Protection Device, Device Manual
C53000-G7040-C014-1, Edition 11.2019