Technical description
2 Protection functions
2.5 Volts/hertz over-excitation
protection Uf> (24)
VM55.EN005
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55
Recorded values of the volts/hertz over-excitation stage
U
f
> (8 latest faults) U
f
> (24)
Parameter
Value
Unit
Description
yyyy-mm-dd
Time stamp of the recording, date
hh:mm:ss.ms
Time stamp, time of day
Flt
%
Fault value V/Hz
U
%Un
Fault voltage
f
Hz
Fault frequency
EDly
%
Elapsed time of the operating time
setting. 100% = trip
SetGrp
1
2
Active setting group during fault
Содержание VAMP 55
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