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List Of Fault Displays - Mitsubishi Electric 800 Series Hardware Instruction Manual

Separated converter type.
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4.4

List of fault displays

For details, refer to the FR-A800 Instruction Manual (Detailed).
 Error message
• A message regarding operational fault and setting fault
by the operation panel and the parameter unit is
displayed. The inverter output is not shut off.
Operation panel indication
HOLD
LOCD
to
Er1 to
Er4, Er8
to
rE1 to rE8 Copy operation error
Err.
 Warning
• The inverter output is not shut off even when a warning is
displayed. However, failure to take appropriate measures
will lead to a fault.
Operation panel indication
OL
oL
TH
PS
SL
CF
CP
SA
to
MT1 to
MT3
UF
HP1
HP2
HP3
100
4. PROTECTIVE FUNCTIONS
4.4 List of fault displays
Name
Operation panel lock
Password locked
Parameter write error
Error
Name
Stall prevention (overcurrent)
Stall prevention (overvoltage)
Electronic thermal relay function
pre-alarm
PU stop
Speed limit indication
Continuous operation during
communication fault
Parameter copy
Safety stop
Maintenance timer 1 to 3
USB host error
Home position return setting error
Home position return
uncompleted
Home position return parameter
setting error
 Alarm
• The inverter output is not shut off. An Alarm (LF) signal
can also be output with a parameter setting.
Operation panel indication
FN
 Fault
• When a protective function is activated, the inverter
output is shut off and a Fault (ALM) signal is output.
• The data code is used for checking the fault detail via
communication or with Pr.997 Fault initiation.
Operation panel indication
E.OC1
E.OC2
E.OC3
E.OV1
E.OV2
E.OV3
E.THT
E.THM
E.FIN
E.OLT
E.SOT
E.GF
E.LF
E.OHT
E.PTC
E.OPT
E.OP1 to
to
E.OP3
E.16 to
to
E.20
E.PE
E.PUE
Name
Fan alarm
Name
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)
Heat sink overheat
Stall prevention stop
Loss of synchronism detection
Output side earth (ground) fault
overcurrent
Output phase loss
External thermal relay operation
PTC thermistor operation
Option fault
Communication option fault
User definition error by the PLC
function
Parameter storage device fault
(control circuit board)
PU disconnection

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