Instruction manual

19
List of fault or alarm indications
7.2 List of fault or alarm indications
∗ If a fault occurs when using with the FR-PU04, "Fault 14" is displayed on
the FR-PU04.
Operation Panel
Indication
Name
Error message
E---
Faults history
HOLD Operation panel lock
Er1 to 4
Parameter write error
Err.
Inverter reset
Warnings
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
Alarm
FN Fan fault
Fault
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
E.OV2
Regenerative overvoltage trip
during constant speed
E.OV3
Regenerative overvoltage trip
during deceleration or stop
E.THT
Inverter overload trip
(electronic thermal relay
function)
E.THM
Motor overload trip(electronic
thermal relay function)
E.FIN
Fin overheat
to
Fault
E.ILF ∗
Input phase loss
E.OLT Stall prevention
E. BE
Brake transistor alarm detection
E.GF
Output side earth(ground) fault
overcurrent protectionat start
E.LF Output phase loss
E.OHT
External thermal relay operation
E.OP1 Communication option fault
E. 1
Option fault
E.PE
Parameter storage device fault
E.PE2 ∗ Parameter storage device fault
E.PUE
PU disconnection
E.RET Retry count excess
/
/
E. 6/
E. 7/
E.CPU
CPU fault
E.IOH ∗ Inrush current limit circuit fault
E.AIE ∗
Analog input fault
E. USB ∗
USB communication fault
E.MB4
to
E.MB7
Brake sequence fault
E.13 Internal circuit fault
Operation Panel
Indication
Name
to
E700_NA_Guideline_ib0600333ENG.book 19 ページ ２００７年１１月２８日 水曜日 午前１０時２０分