ServoL7NVerified · sol.ls-electric.com
L7N AL-43 — AL-43 Control Power Fail
Trip — immediate stop
CAUSE
Why does it occur?
- Control power failure
- The voltage between C1 and C2 is out of the 200-230Vac range
REMEDY · Step by step
How to fix it?
- Recheck the control power supply (C1/C2)
- If it recurs after power cycling, replace the drive
Do not reset repeatedly before identifying the cause. Repeated resets while ignoring a trip/alarm can cause secondary damage (IGBT failure, motor winding damage, etc.).
SOURCE
Related manual page
Verified · sol.ls-electric.com
Open PDF ↗XDL-L7N 200V Series AC Servo Drive User Manual V1.7 (EN)
p.265