AL 33 troubleshooting answers
1 question with answers cited from the manufacturer manuals.
- 0Mitsubishi MR-J4 AL.33 Overvoltage during deceleration, what to check?
The AL.33 Overvoltage alarm on a Mitsubishi MR-J4 servo amplifier indicates the DC bus voltage has exceeded its prescribed limit. When this fault occurs specifically during deceleration, it often points to an issue with …