Hi Christopher,

Thanks for your suggestion on the topic. i am facing a issue where fault f1360 is coming. we have upgraded the firmware version from v2.68 to v4.8. the old system has a BLM of 200 Kw, 6SL3330-1te24-0aa0, and this start showing error F1360 when upgraded to Firmware Version V4.8.

my querries is.- cant we use a old BLM with  the new firmware version.?

if yes, what will be the procedure for that.?

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Split from fault(F01665, F07800,F01660) on sinmics s120 drive.