Archiver Data Logger Records - GE Multilin DDFR Instruction Manual

VIEWING DATA IN THE DDFR ARCHIVER
5.3.4

Archiver Data Logger Records

Note
Note
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The following options are available within the Harmonics viewing window:
Select between cursor positions. This is done by clicking on the tabs cursor tabs as seen in
Figure 4-12:
FIGURE 5–17: Waveform Cursor Positions
A table listing the calculated percentage of THD (Total Harmonic Distortion) for each phase
is presented as shown in Figure 5-21:
FIGURE 5–18: Listing of Percentage THD Found in Waveform File
The Preferences button will display the COMTRADE Preferences screen (discussed in
section 5.3.3.8 above) that can be used to change the values that are displayed on the
harmonic diagram and to configure the color of the harmonics.
Data Logger Records are essentially the same as Waveform Records, the only difference
being that the frequency of capturing the Data Logger Records is far higher than that of
the Events Records.
Note that Data Logger Records are available for UR relays only.
CHAPTER 5: RETRIEVING AND VIEWING DDFR ARCHIVER DATA
DISTRIBUTED DIGITAL FAULT RECORDER – INSTRUCTION MANUAL