Siemens SINUMERIK codes
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Siemens SINUMERIK Controller

Servo/Axis · Intermediate · 30-120 minutes

Alarm 300755

Siemens 300755 - Axis drive voltage/frequency mode: motor is turning

The motor did not come to a standstill when the voltage/frequency mode was activated Control reaction: NC not ready. The NC switches to follow-up mode. Channel not ready. NC Start disable in this channel. Interface signals are set. Alarm display. NC Stop on alarm. Channel not ready.

Siemens SINUMERIKServo/AxisIntermediate30-120 minutes

300755

Siemens 300755 - Axis drive voltage/frequency mode: motor is turning

Axis drive voltage/frequency mode: motor is turning

The motor did not come to a standstill when the voltage/frequency mode was activated Control reaction: NC not ready. The NC switches to follow-up mode. Channel not ready. NC Start disable in this channel. Interface signals are set. Alarm display. NC Stop on alarm. Channel not ready.

Safety

  • Drive/power/encoder circuit: hazardous voltages may remain in the DC link after power-off. Lock out / tag out, wait for discharge per the drive documentation, and use qualified personnel only.

Common Causes

  • The motor did not come to a standstill when the voltage/frequency mode was activated

Troubleshooting Steps

  1. 1Stop the motor before activating the voltage/frequency mode.
  2. 2Clear alarm with the RESET key in all channels. Restart part program

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