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Chapter 10 Troubleshooting|ASDA-AB Series
10-6 Revision January 2009
: IGBT temperature error
Potential Cause Checking Method Corrective Actions
The drive has
exceeded its rated load
during continuous
operation.
Check if there is overload or the motor current
is too high.
Increase motor capacity or reduce
load.
Short-circuit at drive
output.
Check the drive input wiring. Ensure all wiring is correct.
: Memory error
Potential Cause Checking Method Corrective Actions
Data error in Memory
read-out / write-in.
Reset parameter or power supply.
If the error does not clear after
resetting the power supply, please
contact your distributor for
assistance or contact with Delta.
: DSP communication error
Potential Cause Checking Method Corrective Actions
Control power is in
error.
Check and reset control power If the error does not clear after
resetting the power supply, please
contact your distributor for
assistance or contact with Delta.
: Serial communication error
Potential Cause Checking Method Corrective Actions
Communication
parameter setting is
defective.
Check the communication parameter setting. Correctly set parameter setting.
Communication
address is incorrect.
Check the communication address.
Correctly set communication
address.
Communication value is
incorrect.
Check the communication value. Correctly set communication value.
: Serial communication time out
Potential Cause Checking Method Corrective Actions
Setting value in time
out parameter is not
correct.
Check communication time out parameter
setting.
Correctly set P3-07.
Not receiving
communication
command for a long
time.
Check whether communication cable is loose
or broken.
Tighten the communication cable,
make sure the communication
cable is not damaged and ensure
all wiring is correct.