Smart 1-Line
TM
Page 30
4.1.2.6 TCC/Tests tab (AC-PRO-II only)
The TCC/Tests tab will appear on the right side of the window for AC-PRO-II trip units. It provides
the following information, features, and capabilities:
•
Plot Phase Time Current Curve based on AC-PRO-II settings.
•
Plot Ground Fault Time Current Curve based on AC-PRO-II settings
•
Calculates expected specific trip time ranges based on current and settings
•
Save TCC/Tests data to an electronic file by using the File menu, then selecting Save As.
The electronic file can be saved to the Smart 1-Line or to a customer-supplied USB stick.
•
Import previously saved TCC Test files (by using the File menu, then selecting Open).
o
Test trips are plotted on Time Current Curves.
•
Enter TCC/Tests notes or import previously saved TCC Test file notes
•
Enter or import previously saved Breaker Mechanism times, for benchmark purposes.
To Plot a Time current curve (TCC):
1. Goto
the Settings tab and use the blue arrow to “Get settings”.
2.
Go back to the TCC/Tests tab and tap “Plot TCC”. Use the TCC pulldown to select your Phase
or Ground.
To Plot test results:
1. First, follow the steps above to plot your TCC.
2. Enter test data in the Test Data tables. The trip tests table will automatically calculate trip times
based on settings and test currents.
3. Tap or click
the “Plot Test Data” button.
Figure 30: TCC/Tests Tab (AC-PRO-II only)
