Faults History And The List Of Fault Displays - Mitsubishi Electric FR-F806-E Hardware Instruction Manual

4.3

Faults history and the list of fault displays

For details, refer to the FR-F800 Instruction Manual (Detailed).
Operation
panel
indication
LOCD Password locked
Er1 to Er4
Parameter write error
Er8
rE1 to rE4
Copy operation error
rE6 to rE8
Err. Error
OL Stall prevention (overcurrent)
oL Stall prevention (overvoltage)
TH Electronic thermal relay function pre-alarm
PS PU stop
MT1 to
Maintenance signal output
MT3
CF Continuous operation during communication fault
SA Safety stop
UF USB host error
ED Emergency drive in operation
LDF Load fault warning
EHR Ethernet communication fault
FN Fan alarm
FN2 Internal-circulation fan alarm
E.OC1 Overcurrent trip during acceleration
E.OC2 Overcurrent trip during constant speed
E.OC3 Overcurrent trip during deceleration or stop
E.OV1 Regenerative overvoltage trip during acceleration
Regenerative overvoltage trip during constant
E.OV2
speed
Regenerative overvoltage trip during deceleration
E.OV3
or stop
Inverter overload trip (electronic thermal relay
E.THT
function)
Motor overload trip (electronic thermal relay
E.THM
function)
E.FIN Heatsink overheat
E.IPF Instantaneous power failure
E.UVT Undervoltage
E.ILF Input phase loss
E.OLT Stall prevention stop
E.GF Output side earth (ground) fault overcurrent
E. SOT Loss of synchronism detection
E.LUP Upper limit fault detection
E.LDN Lower limit fault detection
E.LF Output phase loss
E.OHT External thermal relay operation
E.PTC PTC thermistor operation
E.OPT Option fault
E.OP1 Communication option fault
E. 1 to E. 3 Option fault
E.PE Parameter storage device fault
E.PUE PU disconnection
E.RET Retry count excess
E.PE2 Parameter storage device fault
E. 5 to E. 7
CPU fault
E.CPU
E.CTE Operation panel power supply short circuit
E.P24 24 VDC power fault
E.CDO Abnormal output current detection
E.IOH Inrush current limit circuit fault
E.AIE Analog input fault
E.OS Overspeed occurrence
E.BE Brake transistor alarm detection
Name
Faults history and the list of fault displays
Operation
panel
indication
E.USB USB communication fault
E.13
Internal circuit fault
E.PBT
E.SAF Safety circuit fault
E.IAH Abnormal internal temperature
E.LCI 4 mA input fault
E.PCH Pre-charge fault
E.PID PID signal fault
E.EHR Ethernet communication fault
E.16 to
User definition error by the PLC function
E.20
If faults other than the above appear, contact your sales
representative.
PROTECTIVE FUNCTIONS
Name
77
4