Forum

Share:
Notifications
Clear all

Fault code 138 in allen bradley PowerFlex 755 drive

1 Posts
1 Users
0 Reactions
308 Views
Posts: 18330
Admin
Topic starter
(@click2electro)
Member
Joined: 4 years ago

Cause : Precharge Open comes when the internal precharge was commanded to open while the drive was running (PWM was active). The internal fault latch is automatically cleared when PWM is disabled.

Share: