ov · GA800 · Alarm
For ov · GA800 · Alarm, brand is Yaskawa; model / series is GA800; fault code is ov; fault name is DC Bus Overvoltage; type is Alarm, verified against its source on 2026-09-01.
- Brand
- Yaskawa
- Model / series
- GA800
- Fault code
- ov verified
- Fault name
- DC Bus Overvoltage verified
- Type
- Alarm verified
- Cause
- The deceleration time is too short and too much regenerative energy is flowing back into the drive. verified
- Corrective action
- 1. Set L3-04 = 1 [Stall Prevention during Decel = General Purpose]. 2. Increase the values set in C1-02, C1-04, C1-06, or C1-08 [Deceleration Times]. 3. Connect a dynamic braking option to the drive. 4. Perform Deceleration Rate Tuning. verified
What the source says
ov (0002) DC Bus Overvoltage Flashing Alarm 132
— yaskawa.com, retrieved 2026-09-01
Where each value comes from
This source states these in separate places, so each value is shown with the passage that states it.
Cause
The deceleration time is too short and too much regenerative energy is flowing back into the drive.
Corrective action
1. Set L3-04 = 1 [Stall Prevention during Decel = General Purpose]. 2. Increase the values set in C1-02, C1-04, C1-06, or C1-08 [Deceleration Times]. 3. Connect a dynamic braking option to the drive. 4. Perform Deceleration Rate Tuning.
— all from yaskawa.com, retrieved 2026-09-01
Source
- yaskawa.comhttps://www.yaskawa.com/delegate/getAttachment?documentId=TOEPYAIGA8001&cmd=documents&documentName=TOEPYAIGA8001.pdf