ABB ACS550 Drive
2
Posts
1
Users
0
Likes
2,782
Views
Dec 15, 2021 11:48 am
How can resolve problem A2004 DIR LOCK Alarm in ABB ACS550 Drive ?
1 Reply
Dec 15, 2021 11:48 am
The change in direction being attempted is not allowed. Either:
• Do not attempt to change the direction of motor rotation, or
• Change parameter 1003 DIRECTION to allow direction change (if reverse operation is safe)
