List Of Fault Displays - Mitsubishi Electric A800 Plus Instruction Manual

4.4

List of fault displays

For details, refer to the FR-A800 Instruction Manual (Detailed).
Operation panel indication
HOLD
LOCD
to
Er1 to Er4
Er8
to
rE1 to rE8
Err.
OL
oL
TH
PS
SL
CP
SA
to
MT1 to MT3
UF
EHR
LDF
FN
E.OC1
E.OC2
E.OC3
E.OV1
E.OV2
E.OV3
E.THT
E.THM
E.FIN
E.OLT
E.LUP
E.LDN
E.GF
Name
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
Speed limit indication (output
during speed limit)
Parameter copy
Safety stop
Maintenance timer 1 to 3
USB host error
Ethernet communication fault
Load fault warning
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)
Heat sink overheat
Stall prevention stop
Upper limit fault detection
Lower limit fault detection
Output side earth (ground)
fault overcurrent
Operation panel indication
E.LF
E.OHT
E.PTC
E.OPT
E.OP1
to E.16 to E.20
E.PE
E.PUE
E.RET
E.PE2
E.CPU
E. 5 to E. 7
to
E.CTE
E.P24
E.CDO
E.SER
E.AIE
E.USB
E.SAF
E.PBT
E.13
E.OS
E.OSD
E.ECT
E.EP
E.LCI
E.PID
to E. 1 to E. 3
E.11
E.EPS
E.THS
E.EHR
PROTECTIVE FUNCTIONS
List of fault displays
Name
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
Retry count excess
Parameter storage device fault
(main circuit board)
CPU fault
Operation panel power supply
short circuit/RS-485 terminals
power supply short circuit
24 VDC power fault
Abnormal output current
detection
Communication fault (inverter)
Analog input fault
USB communication fault
Safety circuit fault
Internal circuit fault
Overspeed occurrence
Speed deviation excess
detection
Signal loss detection
Encoder phase fault
4 mA input fault
PID signal fault
Option fault
Opposite rotation deceleration
fault
Encoder pulse number setting
error
Overload trip
Ethernet communication fault
95
4