Fault correction
Version: 4.3
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113
AM8000 and AM8500
Number
Cause
Solution
1
Servo drive not enabled
Set ENABLE signal and enable servo drive
Motor overload
Check the load and if necessary reduce it, then
restart and enable the servo drive. Set EN-
ABLE signal
Mechanical blockage of the motor
Check mechanics and release blockage
Holding brake [+] not released
Check the control configuration of the holding
brakes [+] and reconfigure if necessary
2
Phase interruption in the power supply or reversed
motor phases
Check servo drive and supply cables and re-
place any defective cables
3
Phase interruption after power supply; switching on Check servo drive and supply cables and re-
place any defective cables
Power cable or feedback cable with defective
shield
Check earth connection and shielding
4
Short-circuit in the voltage supply cable for the
holding brake [+]
Replace defective cable, measure and check
cable after replacement
Output voltage of the servo drive too low
Check the settings in the configuration and
read out the electronic type plate of the motor
again
Defective holding brake [+]
Replace motor, then measure and check
5
Short circuit or earth leakage in the motor cable
Replace defective motor cable, then measure
and check
6
Power connector not fitted correctly
Check the connectors on the power connector
and on the motor
Interruption in the feedback or motor cable
Check cables for broken wire or crushing. Re-
place defective cables, then measure and
check.
Summary of Contents for AM8000 Series
Page 1: ...Operation Instructions EN AM8000 and AM8500 Synchronous Servomotors 8 27 2020 Version 4 3 ...
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