Potential Cause And Corrective Actions - Delta Electronics ASDA-B2 series User Manual

ASDA-B2

9.2 Potential Cause and Corrective Actions

Servo Drive Fault Messages
: Overcurrent
Potential Cause
1. Check the wiring connections between
Short-circuit at drive
output (U, V, W)
2. Check if the wire is short-circuited.
Check if the wiring steps are all correct
Motor wiring error
when connecting motor to drive.
IGBT error Heat sink overheated
Control parameter Check if the setting value exceeds the
setting error factory default setting.
Control command Check if the control input command is
setting error unstable (too much fluctuation).
: Overvoltage
Potential Cause
The main circuit
voltage has
Use voltmeter to check whether the input
exceeded its
voltage falls within the rated input voltage.
maximum allowable
value.
Input power error
Use voltmeter to check whether the input
(Incorrect power
voltage is within the specified limit.
input)
Undervoltage
:
Potential Cause
The main circuit
voltage is below its Check whether the wiring of main circuit
minimum specified input voltage is normal.
value.
No input voltage at Use voltmeter to check whether input
main circuit. voltage at main circuit is normal.
Input power error
Use voltmeter to check whether the input
(Incorrect power
voltage is within the specified limit.
input)
Revision September 2013
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VARITEL INGENIERIA ELECTRONICA S.A.
Checking Method
drive and motor.
Checking Method
Checking Method
Chapter 9 Troubleshooting
Corrective Actions
Repair the short-circuited and
avoid metal conductor being
exposed.
Follow the wiring steps in the
user manual to reconnect
wiring.
Please contact your distributor
for assistance or contact with
Delta.
Set the setting back to factory
default setting and then reset
and adjust the parameter setting
again.
1. Ensure that input command
frequency is stable (too much
fluctuation).
2. Activate filter function.
Corrective Actions
Use correct power supply or
stabilizing power.
Use correct power supply or
stabilizing power.
Corrective Actions
Reconfirm voltage wiring.
Reconfirm power switch.
Use correct power supply or
serial stabilizing power.
9-3