CHAPTER 3: INTERFACES
FlexCurve Editor
869 MOTOR PROTECTION SYSTEM – INSTRUCTION MANUAL
The FlexCurve Editor is designed to allow the user to graphically view and edit the
FlexCurve. The FlexCurve Editor screen is shown as follows:
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The Operate Curves are displayed, which can be edited by dragging the tips of the
curves
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A Base curve can be plotted for reference, to customize the operating curve. The Blue
colored curve in the picture is a reference curve. It can be Extremely Inverse, Definite
Time, etc.
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The Trip (Reset and Operate) Times in the tables and curves work interactively i.e.,
changing the table value affects the curve shape and vice versa.
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The user can save Configured Trip Times.
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The user can export Configured Trip Times to a CSV file
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The user can load Trip Times from a CSV File
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The screen above shows the model followed by 869 for viewing FlexCurves. Select
Initialize to copy the trip times from the selected curve to the FlexCurve.
SOFTWARE INTERFACE
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