Advanced enerVista 745 Setup Features
745
Transformer Management Relay
Inter
faces
http://www.GEindustrial.com/multilin
4–24
GE Multilin
The file is saved as a COMTRADE file, with the extension ‘CFG’. In addition to
the COMTRADE file, two other files are saved. One is a CSV (comma delimited
values) file, which can be viewed and manipulated with compatible third-party
software. The other file is a DAT File, required by the COMTRADE file for proper
display of waveforms.
To view a previously saved COMTRADE file, click the
Open
button and select the
corresponding COMTRADE file.
4. To view the captured waveforms, click the
Launch Viewer
button. A detailed
Waveform Capture window will appear as shown below:
FIGURE 4–6: Waveform Capture Window Attributes
5. The red vertical line indicates the trigger point of the relay.
6. The date and time of the trip is displayed at the top left corner of the window. To
match the captured waveform with the event that triggered it, make note of the
time and date shown in the graph. Then, find the event that matches the same
time and date in the event recorder. The event record will provide additional
information on the cause and the system conditions at the time of the event.
Additional information on how to download and save events is shown in
Display graph values
at the corresponding
cursor line. Cursor
lines are identified by
their colors.
CURSOR
LINES
To move lines locate the mouse pointer
over the cursor line then click and drag
the cursor to the new location.
DELTA
Indicates time
difference between
the cursor lines
TRIGGER LINE
Indicates the
point in time for
the trigger
TRIGGER TIME & DATE
Display the time & date of the
Trigger
CURSOR LINE POSITION
Indicate the cursor line position
in time
Summary of Contents for Multilin 745
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