23
TROUBLESHOOTING
8.2
List of Alarm Display
* If an E.ILF, E.PTC, E.CDO, E,IOH, E.AIE, or E.SAF fault occurs when using
the FR-PU04, "Fault 14" is displayed on the FR-PU04.
Operation Panel Indication Meaning
E
rr
o
r messag
e
s
E - - -
Faults history
HOLD
Operation panel lock
Er1 to 4 Parameter write error
LOCD
Password locked
Err.
Inverter reset
War
n
ing
s
OL
Stall Prevention (overcurrent)
oL
Stall prevention (overvoltage)
RB
Regenerative brake prealarm
TH
Electronic thermal relay function
prealarm
PS
PU Stop
MT
Maintenance signal output
UV
Undervoltage
SA
Safety stop
Al
ar
m
FN
Fan alarm
Fa
u
lt
E.OC1
Overcurrent shut-off during
acceleration
E.OC2
Overcurrent shut-off during constant
speed
E.OC3
Overcurrent shut-off during
deceleration or stop
E.OV1
Regenerative overvoltage
shut-off during acceleration
E.OV2
Regenerative overvoltage
shut-off during constant speed
E.OV3
Regenerative overvoltage
shut-off during deceleration or stop
E.THT
Inverter overload shut-off
(electronic thermal relay function)
E.THM
Motor overload shut-off
(electronic thermal relay function)
E.FIN
Fin overheat
to
to
Fa
u
lt
E.ILF*
Input phase loss
E.OLT
Stall prevention
E.BE
Brake transistor alarm detection
E.GF
Output side earth (ground) fault
overcurrent protection
E.LF
Output phase loss
E.OHT
External thermal relay operation
E.PTC*
PTC thermistor operation
E.PE
Parameter storage device fault
E.PUE
PU disconnection
E.RET
Retry count excess
E. 5/E.CPU CPU fault
E.CDO*
Output current detection value
exceeded
E.IOH*
Inrush current limit circuit fault
E.AIE*
Analog input fault
E.SAF
*
Safety circuit fault
Operation Panel Indication Meaning
/
Содержание FR-D720S-008SC
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