MI 2883 Energy Master
Operating the instrument
48
Figure 3.32: Harmonics average histogram screen
Description of symbols and abbreviations used in AVG screens are shown in table
below.
Table 3.26: Instrument screen symbols and abbreviations
Ux h01 … h50
Average voltage harmonic / interharmonic component in V
RMS
and in
% of fundamental voltage (from beginning of the recording)
Ix h01 … h50
Average current harmonic / interharmonic component in A
RMS
and in
% of fundamental current
Ux DC
Average DC voltage in V and in % of fundamental voltage
Ix DC
Average DC current in A and in % of fundamental current
Ux THD
Average total voltage harmonic distortion THD
U
in V and in % of
fundamental voltage
Ix THD
Average total current harmonic distortion THD
I
in A
RMS
and in % of
fundamental current
Table 3.27: Keys in Harmonics / interharmonics (AVG) screens
VIEW
Switches view between harmonics and interharmonics.
Keys in VIEW window:
Selects option.
Confirms selected option.
Exits selection window without
change.
Selects between single phases and neutral channel
harmonics / interharmonics bars.
1
2 3 N
Shows harmonics / interharmonics components for phase L1.
1
2
3 N
Shows harmonics / interharmonics components for phase L2.
1
2
3
N
Shows harmonics / interharmonics components for phase L3.
1
2 3
N
Shows harmonics / interharmonics components for neutral
F2
ENTER
F3
