Smart 1-Line
TM
Page 28
4.1.2.4 Trip History tab (AC-PRO-II only)
The Trip History tab will appear on the right side of the window for AC-PRO-II trip units. It provides
the following information, features, and capabilities:
•
Detailed Trip data for the last 8 trips:
o
Trip type (e.g. Long Time)
o
Date & Timestamp
o
RMS Currents: Phase A, B, C, Neutral, and Ground Fault
o
RMS Voltages:
▪
Vab, Vbc, Vca (firmware v2.0 and later)
▪
Van, Vbn, Vcn (firmware 1.2
– v1.9)
o
Breaker mechanism time(s) (Sluggish Breaker Detection)
o
Trip waveform capture (firmware v2.0.27 and later)
▪
1 cycle pre-trip and 4 cycles post trip):
▪
Current: Phase A, B, C, and Neutral
▪
Voltage: Vab, Vbc, Vca or Van, Vbn, Vcn (depending on firmware version)
o
Total Trip Counts
•
Trip data can be saved 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.
•
Previously saved waveform files can be opened by using the File menu, then selecting
Open.
Figure 28: Trip History Tab (AC-PRO-II only)
