Sinumerik Alarm 25201 Axis %1 drive fault
Parameters:
%1 = Axis name, spindle number
Definitions:
The drive signals a serious fault of status class 1 (ZK1). The exact cause of the fault can be recognized by evaluating the following drive alarms which are output in addition: Alarm 300 500, alarms 300 502 – 300 505, alarm 300 508, alarm 300 515, alarm 300 608, alarm 300 612, alarm 300 614, alarms 300 701 – 300 761, alarm 300 799. The alarm can be reprogrammed in the MD ALARM_REACTION_CHAN_NOREADY (channel not ready).
Reactions:
– Mode group not ready.
– Channel not ready.
– If the axis is a single axis when this alarm is triggered, the alarm is only effective for this axis (not effective for e.g. the channel or mode group)
– Channel not ready.
– NC Start disable in this channel.
– NC Stop on alarm.
– The NC switches to follow-up mode.
– Alarm display.
– Interface signals are set.
Remedy:
Evaluation of the drive alarms listed above.
Program Continuation:
Clear alarm with the RESET key in all channels of this mode group. Restart part program.
References
- Siemens Diagnostics Guide by Siemens