Siemens 6RA70 DC Drive
2
Posts
1
Users
0
Reactions
452
Views
Jun 13, 2022 6:15 am
How can resolve problem F021 fault in siemens 6RA70 DC Drive ?
1 Reply
Jun 13, 2022 6:15 am
Cause : External fault 1 (active in all operating states)
Bit 15 in control word 1 was in the log. "0" state for longer than the time set in P360 index 001
