List Of Alarm Display - Mitsubishi Electric FR-E700 Installation Manuallines

TROUBLESHOOTING

7.2 List of alarm display

Operation Panel Indication
E - - -
HOLD
to to
Er1 to 4 Parameter write error
Err.
OL
oL
RB
TH
PS
MT
UV
FN
E.OC1
E.OC2
E.OC3
E.OV1
E.OV2
E.OV3
E.THT
E.THM
E.FIN
18
Meaning
Faults history
Operation panel lock
Inverter reset
Stall Prevention (overcurrent)
Stall prevention (overvoltage)
Regenerative brake prealarm
Electronic thermal relay function
prealarm
PU Stop
Maintenance signal output
Undervoltage
Fan alarm
Overcurrent shut-off during
acceleration
Overcurrent shut-off during constant
speed
Overcurrent shut-off during
deceleration or stop
Regenerative overvoltage
shut-off during acceleration
Regenerative overvoltage
shut-off during constant speed
Regenerative overvoltage
shut-off during deceleration or stop
Inverter overload shut-off
(electronic thermal relay function)
Motor overload shut-off
(electronic thermal relay function)
Fin overheat
Operation Panel Indication
E.ILF*
E.OLT
E.BE
E.GF
E.LF
E.OHT
E.OP1
E. 1
E.PE
E.PE2* Internal board fault
E.PUE
E.RET
/
E. 6 /
E. 7 /
/
E.CPU
E.IOH*
E.AIE*
E.USB* USB communication fault
E.MB4
to
to
E.MB7
E.13
* If an E.ILF, E.PE2, E.IOH, E.SER, E.AIE or E.USB fault occurs when using the
FR-PU04, "Fault 14" is displayed on the FR-PU04.
Meaning
Input phase loss
Stall prevention
Brake transistor alarm detection
Output side earth (ground) fault
overcurrent protection
Output phase loss
External thermal relay operation
Communication option fault
Option fault
Parameter storage device fault
PU disconnection
Retry count excess
CPU fault
Inrush current limit circuit fault
Analog input fault
Brake sequence fault
Internal circuit fault