VAMP 59 - Demand Values; Minimum and Maximum Values

Technical description
4 Measurement functions
4.4 Demand values
VM59.EN001
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133
4.4. Demand values
The relay calculates average i.e. demand values of phase
currents I
L1
, I
L2
, I
L3
and remote currents I
L1Remote
, I
L2Remote
,
I
L3Remote
. The demand time is configurable from 10 minutes to
30 minutes with parameter "Demand time".
Demand value parameters
Parameter
Value
Unit
Description
Set
Time
10 ... 30
min
Demand time (averaging time)
Set
Fundamental frequency values
IL1da
A
Demand of phase current IL1
IL2da
A
Demand of phase current IL2
IL3da
A
Demand of phase current IL3
IL1daRem
A
Demand of remote current IL1
IL2daRem
A
Demand of remote current IL2
IL3daRem
A
Demand of remote current IL3
RMS values
IL1da
A
Demand of remote current IL1
IL2da
A
Demand of remote current IL2
IL3da
A
Demand of remote current IL3
4.5. Minimum and maximum values
Minimum and maximum values are registered with time
stamps since the latest manual clearing or since the device has
been restarted. The available registered min & max values are
listed in the following table.
Min & Max
measurement
Description
IL1, IL2, IL3
Phase current (fundamental frequency value)
IL1RMS, IL2RMS,
IL3RMS
Phase current, rms value
Io1
Residual current
IL1Remote,
IL2Remote,
IL3Remote
Demand values of phase currents
The clearing parameter "ClrMax" is common for all these
values.
Parameters
Parameter
Value
Description
Set
ClrMax

Clear
Reset all minimum and maximum
values
S