Solutions to Faults and Abnormalities
157
7.3. Inverter Operation Abnormalities and Solutions
List of Operation Abnormalities and Solutions
Abnormality
Description
Possible Cause
Solution
The auto lock has been actuated
for keys on the panel
Hold
E N T E R
确 认
and
菜 单
M E N U
simultaneously for 3 seconds and
the keys will be unlocked
The connection line of the panel
has poor contacts
Check the connection line; seek for
assistance from us whenever there
is an abnormality
Keys on the
control panel do
not respond
Certain keys
do not
respond, or no
key responds
Keys on the panel are damaged Replace the panel
F0-10 should be set as 1 or 2
Set F0-10as 0
Some
parameters
cannot be
modified
The attribute of the parameters
is “Read-Only”
Users are not permitted to modify
read-only parameters
Parameters
cannot be
modified
Parameter
modification in
operation is
not permitted
Parameters cannot be changed if
the attribute is “In Operation”
Modify parameters in the standby
mode
There is a fault
Locate the cause and reset the
fault
The command execution
channel is changed
Check the operation and the status
of the command execution
channel
The operating
inverter shuts
down by
accident
The inverter
shuts down
without a
shutdown
command;
the inverter
operation
indicator
light goes off
Fb-18
＝
3 “Deceleration
during Instantaneous Power
Failure”; the power outage
lasts too long
Check the DC busbar
undervoltage action settings and
the input voltage
Summary of Contents for SB200 Series
Page 4: ......
