List Of Alarm Displays - Mitsubishi Electric FR-A800 Series Beginner's Manual

List of alarm displays

7.2 List of alarm displays
Classification
Error messages
Warnings
Alarm
Fault
7 - 4
Inverter Display
FR-A800
to
to
to
Protective and diagnostics functions
Meaning
Plaintext
E--- Faults history
HOLD Operation panel lock
LOCD Password locked
Er1
to
Parameter write error
Er4,
Er8
rE1
to
rE4,
Copy operation error
rE6
to
rE8
Err. Error (e. g. incorrect parameter)
OL Stall prevention (overcurrent)
oL Stall prevention (overvoltage)
Regenerative brake prealarm
RB
Electronic thermal relay function
TH
prealarm
PS PU stop
MT1
to Maintenance signal output
MT3
Parameter copy
CP
Speed limit indication (Output
SL
during speed limit)
SA Safety stop
UF USB host error
24 V external power supply
EV
operation
HP1 Home position return setting error
HP2 Home position return uncompleted
Home position return parameter
HP3
setting error
FN Fan fault
Internal fan alarm
FN2
Overcurrent shut-off during
E.OC1
acceleration
Overcurrent shut-off during
E.OC2
constant speed
Overcurrent shut-off during
E.OC3
deceleration or stop