Element Setting Values
81-3 81-3 Hysteresis 0.1 %
81-3 81-3 Delay 5 s
81-3 81-3 Input Selection VT1/2/3
81-4 81-4 Element Enabled
81-4 81-4 Operation Under
81-4 81-4 Setting 49 Hz
81-4 81-4 Hysteresis 0.1 %
81-4 81-4 Delay 5 s
81-4 81-4 Input Selection VT1/2/3
Settings Menu
Functions > Function Config
Parameter Range Settings
Default Gn1 Gn2 Gn3 Gn4
81 Frequency Enabled
Disabled
Disabled
Functions > Protection > 81 > Gn 81-n
Parameter Range Settings
Default Gn1 Gn2 Gn3 Gn4
Element Enabled
Disabled
Disabled
Input Selection VT1/2/3
VT4
VT1/2/3
Operation Under
Over
Under
Setting 40 to 70 Hz, Δ 0.01 Hz 49.5 Hz
Hysteresis 0 to 2 %, Δ 0.1 % 0.1 %
Delay (DTL) 0 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
1 s
IEC 61850 Functional Information Mapping
A81PTUF*.Mod
Information
81 Frequency Enabled (Function Config) x 0 1 1
Element Disabled 1 x 0 0
Element Inhibited x x 1 0
A81PTUF*.Mod.stVal 5 5 2 1
5.27.5
5.27.6
Protection and Automation Functions
5.27 81 Frequency Protection – "f>" or "f<"
346 Reyrolle 7SR5, Overcurrent Protection Device, Device Manual
C53000-G7040-C014-1, Edition 11.2019
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