Eaton EDR-5000 Nstallation, Operation And Maintenance Manual page 690

Parameter Description
81R-Rate of Measured value (calculated): Rate-of-frequency-change.
Change
Only available if: Device Planning: 81.Mode = 81R-Rate
of Change Or 81UR- Under & df/dt Or 81OR- Over &
df/dt
t-df/dt Trip delay df/dt
DF Frequency difference for the maximum admissable
variation of the mean of the rate of frequency-change.
This function is inactive if DF=0.
Only available if: Device Planning: 81.Mode = 81UDR-
Under & DF/DT Or 81ODR- Over & DF/DT
DT Time interval of the maximum admissable rate-of-
frequency-change.
Only available if: Device Planning: 81.Mode = 81UDR-
Under & DF/DT Or 81ODR- Over & DF/DT
df/dt Mode df/dt Mode
Only available if: Device Planning: 81.Mode = 81R-Rate
of Change Or 81UR- Under & df/dt Or 81OR- Over &
df/dt Only available if: Device Planning: 81.Mode = 81R-
Rate of Change Or 81UR- Under & df/dt Or 81OR- Over
& df/dt Only available if: Device Planning: 81.Mode =
81R-Rate of Change
78V vector surge Measured Value (Calculated): Vector Surge
Only available if: Device Planning: 81.Mode = 78V vector
surge
EDR-5000
Setting range
0.100 - 10.000Hz/s
0.00 - 300.00s
0.0 - 10.0Hz
0.1 - 10.0s
Absolute df/dt,
Positive df/dt,
Negative df/dt
1 - 30°
www.eaton.com
IM02602007E
Default Menu path
1.000Hz/s [Protection Para
/<1..4>
/Freq-Prot
/81[1]]
1.00s [Protection Para
/<1..4>
/Freq-Prot
/81[1]]
1.00Hz [Protection Para
/<1..4>
/Freq-Prot
/81[1]]
1.00s [Protection Para
/<1..4>
/Freq-Prot
/81[1]]
Absolute df/dt [Protection Para
/<1..4>
/Freq-Prot
/81[1]]
10° [Protection Para
/<1..4>
/Freq-Prot
/81[1]]
690