Mitsubishi Electric FR-A700 Series Installation Manuallines page 39

8.2 List of fault or alarm display
Operation Panel
Indication
E - - -
HOLD
LOCD
to
Er1 to 4
to
rE1 to 4
Err.
OL
oL
TH
PS
MT
SL
FN
E.OC1
E.OC2
E.OC3
E.OV1
E.OV2
E.OV3
E.THT
E.THM
E.FIN
E.IPF
E.UVT
E.ILF*
E.OLT
Name
Faults history
Operation panel lock
Password locked
Parameter write error
Copy operation error
Error
Stall prevention (overcurrent)
Stall prevention (overvoltage)
Electronic thermal relay function
pre-alarm
PU stop
Maintenance signal output
Speed limit indication
(Output during speed limit)
Fan alarm
Overcurrent trip during
acceleration
Overcurrent trip during constant
speed
Overcurrent trip during
deceleration or stop
Regenerative overvoltage trip
during acceleration
Regenerative overvoltage trip
during constant speed
Regenerative overvoltage trip
during deceleration or stop
Inverter overload trip
(electronic thermal relay function)
Motor overload trip
(electronic thermal relay function)
Heatsink overheat
Instantaneous power failure
Undervoltage
Input phase loss
Stall prevention stop
Operation Panel
Indication
E.GF
E.LF
E.OHT
E.PTC*
E.OPT
E.OP3
E. 1 to
to
E. 3
E.PE
E.PUE
E.RET
E.PE2*
to
E. 5 to
,
E. 7,
E.CPU
E.CTE
E.P24
E.CDO*
E.IOH*
E.SER*
E.AIE*
E.OS
E.OSD
E.ECT
E.OD
to E.MB1 to
E.MB7
E.EP
E.11
E.BE
E.13
* If an error occurs when using the FR-PU04, "Fault 14" is displayed on
the FR-PU04.
TROUBLESHOOTING
Name
Output side earth (ground) fault
overcurrent
Output phase loss
External thermal relay operation
PTC thermistor operation
Option fault
Communication option fault
Option fault
Parameter storage device fault
PU disconnection
Retry count excess
Parameter storage device fault
CPU fault
RS-485 terminal power supply
short circuit
24VDC power output short circuit
Output current detection value
exceeded
Inrush current limit circuit fault
Communication fault (inverter)
Analog input fault
Overspeed occurrence
Speed deviation excess detection
Signal loss detection
Excessive position fault
Brake sequence fault
Encoder phase fault
Opposite rotation deceleration
fault
Internal circuit fault
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