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10-11
LED display
Description
Possible causes
Corrective action
CE
(flash)
communicati
on error
No Modbus
communication received
for 2 sec.
Active when 09-07=3.
Connection lost or wire
broken.
Host stopped
communicating.
Check connection
Check host computer /
software.
CLA
over current
protection
level A
Inverter current reaches
the current protection
level A.
Inverter current too high.
Load too heavy.
Check load and duty cycle
operation.
CLB
over current
protection
level B
Inverter current reaches
the current protection
level B.
Inverter current too high.
Load too heavy.
Check load and duty cycle
operation.
ADL
current
feedback
protection
level
Inverter current reaches
the current feedback
protection level.
Inverter current too high.
Load too heavy.
Check load and duty cycle
operation.
Retry
(flash)
retry
Automatic reset activated,
warning is displayed until
restart delay time set
(07-01) expires.
Parameter 07-01 set to a
value greater than 0.
Parameter 07-02 set to a
value greater than 0.
Warning disappears after
automatic reset.