44
Warning Messages of Drive
*When the drive displays below messages, drive stops output. If the abnormal
condition is removed, the drive automatically recovers the normal operation.
Display
Description
Cause
Troubleshooting
(LE)
RUN
CRG
MAIN
SV
PV
Power source
under voltage
The internal DC
bus voltage level
is below 70%.
The voltage of
power source is too
low.
Check if the voltage
of power source is
appropriate.
(bb)
RUN
CRG
MAIN
SV
PV
Drive output
interruption
Drive stops the
output when the
output interruption
command is
activated.
Clear drive output
interruption
command.
(Fr)
RUN
CRG
MAIN
SV
PV
Coast to stop
Drive stops the
output when the
coast to stop
command is
activated.
Clear “coast to stop”
command.
(db)
RUN
CRG
MAIN
SV
PV
Braking
transistor is
active
The internal DC
bus voltage of
drive is over the
protection level.
DC bus voltage is
too high .
Check if the input
power is
within drive’s
rated input range
(PrEr)
RUN
CRG
MAIN
SV
PV
Program fault
－－－
Check the software
version of drive.
(Ht)
RUN
CRG
MAIN
SV
PV
Drive overheat
●The temperature
of drive
’s heat
sink reaches the
warning level.
●Warning level:
F142.
●The surrounding
temperature is too
high.
●The heat sink has
foreign body.
●The cooling fan of
drive is fault.
●Improve the system
ventilation.
●Clean the foreign
body on the heat
sink.
●Return the drive to
replace the cooling
fan.
(Err 00)
SV
KEYPAD
設定值
PV
實際值
Running
Err_00: Keypad
cable trip before
connecting
●The connecting
wire of the keypad
is loose.
●The keypad jack of
Check the wire
between the keypad
and drive.