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TAM 00746
20
DSP1 045 - 100
11 / 2019
Three phase synchronous motor
English
5.4 Failures
Safety notes:
Only qualified personnel should carry out troubleshooting.
Do not disable protective devices - not even during test operation.
Disconnect and reinstall connecting cables only in a voltage-free and protected
condition.
Observe the 5 safety rules for the "Enabling" (see
chapter 4
)
Pay attention to hot surfaces!
In case of operational failures:
- Observe the operating instructions of the machine / system.
- Observe the operating instructions of the converter.
- If necessary, contact the motor or converter manufacturer.
You should have the following parameters ready:
Type plate data
The type and extent of the disturbance; circumstances of the error
Application cata (cycle of torque, speed and forces over time; ambient conditions)
The following selection of error causes can provide useful assistance for troubleshooting in the
event of a fault:
Error
Error cause
Troubleshooting
Motor does not start
Controller enable is missing
Controller error, encoder error
Brake does not release
Brake defective
Voltage supply is missing
Rotating field
Activate controller enable
Read out error listing on con-
verter or controller,
troubleshooting
Check control, connection and
power supply
Repair by manufacturer
Check connection and power
supply
Check phase sequence, re-
place connecting cables if
necessary
Uneven runningf
Insufficient shielding in the
connecting cables
Controller parameter too high
Check shield connection and
earthing
Optimize controller parame-
ters