Applicable Systems
GA700
GA500
A1000
V1000
J1000
Symptoms
Over-speed detection: speed exceeds over-speed limit.
Possible Causes
- Excessive speed
- Speed feedback fault
- Over-speed limit too low
Troubleshooting Steps
- Step 1: Check motor speed
Speed within rated range - Step 2: Verify speed feedback
Signal accurate - Step 3: Adjust over-speed limit
Limit appropriate
How to Reset
Reset via digital operator after speed is controlled.
Source: Yaskawa GA700 Technical Manual, Yaskawa Electric
Category: PLC & VFD