Mitsubishi Electric FR-A700 Technical Manual page 111

Name
Appears if the cumulative value of the [Pr. 9
Electronic thermal O/L relay] reaches or
Electronic thermal
exceeds 85% of the preset level. If it
relay function
reaches 100% of the [Pr. 9 Electric thermal O/
prealarm
L relay] setting, a motor overload trip (E.
THM) occurs.
Stop with
PU Stop
selection/disconnected PU detection/PU stop
selection].
Indicates that the cumulative energization
Maintenance signal
time of the inverter has reached a given
output
time.
Appears when parameters are copied
Parameter copy between models with capacities of 55K or
less and 75K or more.
Speed limit display
Output if the speed limit level is exceeded
(output during speed
during torque control.
control)
If the power supply voltage of the inverter
decreases, the control circuit will not
perform normal functions. In addition, the
motor torque will be insufficient and/or heat
generation will increase. To prevent this, if
the power supply voltage decreases below
Undervoltage
about 115VAC (about 230VAC for 400V
class), this function stops the inverter output
and displays
An alarm is reset when the voltage returns
to normal.
Description
of the PU is set in [Pr. 75 Reset
.
Indication
Operation Parameter unit
panel FR-PU04 FR-PU07
TH
(TH)
PS
(PS)
— MT
(MT)
— CP
(CP)
— SL
(SL)
—
(UV)
104
SPECIFICATIONS
Available Inverters
A700 F700 E700 D700
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