9469300994 9-11
DGC-2020HD Troubleshooting
Figure 9-8. Kla Gain Too High, GOV Output Saturated, Frequency Overshoots on Recovery
Tla Washout Filter Constant may be too high. Load anticipation output bias is held too long and has
significant magnitude after frequency reached nominal. See Figure 9-9. Navigate to Settings, Bias Control
Settings, Governor Bias Control Settings and decrease Load Anticipation, Tla Washout Filter Constant.
Figure 9-9. Tla Too High Causing Recovery Overshoot
Poor Recovery
Kla Gain may be too low. See Figure 9-10. Navigate to Settings, Bias Control Settings, Governor Bias
Control Settings and increase Load Anticipation, Kla Gain.
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