List Of Fault Or Alarm Display - Mitsubishi Electric FR-A700 Installation Manualline

TROUBLESHOOTING

7.2 List of fault or alarm display

Operation Panel
Indication
E - - -
HOLD
to
Er1 to 4
to
rE1 to 4
Err.
OL
oL
RB
TH
PS
MT
CP
SL
FN
E.OC1
E.OC2
E.OC3
E.OV1
E.OV2
E.OV3
E.THT
E.THM
E.FIN
E.IPF
E.BE
E.UVT
E.ILF*
E.OLT
34
Name
Faults history
Operation panel lock
Parameter write error
Copy operation error
Error
Stall prevention (overcurrent)
Stall prevention (overvoltage)
Regenerative brake prealarm
Electronic thermal relay function
prealarm
PU stop
Maintenance signal output
Parameter copy
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)
Fin overheat
Instantaneous power failure
Brake transistor alarm detection
Undervoltage
Input phase loss
Stall prevention
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*
/
E. 6 /
/
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.BE
E.USB*
E.11
E.13
* If an error occurs when using the FR-PU04, "Fault 14" is displayed on
the FR-PU04.
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
Operation panel power supply
short circuit, 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 error
Brake sequence fault
Encoder phase error
Brake transistor alarm detection
USB communication fault
Opposite rotation deceleration
fault
Internal circuit fault