Mitsubishi Electric FR-A800, Instruction Manual

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Protective functions Check and clear of the faults history
FR-A800 6 - 3
6.3 Check and clear of the faults history
The operation panel stores the fault indications which appears when a protective function is activated
to display the fault record for the past eight faults. (Faults history)
6.3.1 Check for the faults history
When an overcurrent trip occurs by an instantaneous overcurrent, the monitored current value
saved in the faults history may be lower than the actual current that has flowed.
The cumulative energization time and actual operation time are accumulated from 0 to 65535
hours, then cleared, and accumulated again from 0.
I002453E
Fig. 6-4: Displaying the alarm list and the status values for the time of the alarm
Monitor mode
Faults history mode
Parameter setting mode
Faults history 1
[Operation for displaying faults history]
Eight past faults can be displayed with the setting dial.
(The latest fault is ended by ".".)
Output frequency
Flickering
Output current
Flickering
Flickering
Faults history number
Cumulative
energization time
Flickering
When there is no faults
history, "E0" is
displayed.
Month
Press the
setting dial.
Function mode
Faults history 2
Faults history 8
Press the
setting dial.
Press the
setting dial.
Latest fault
Faults history number
First fault in past
Faults history number
Seventh fault in past
Flickering
Year
Day
Flickering
Time
Flickering
Output voltage
Flickering