Delta VFD-EL-W Series - Page 125

Chapter 4 Parameters｜VFD-EL-W
120
08.19
Reserved

08.20
Oscillation Suppression
Default: 0.0
Settings
0.0–5.0
 The drift current occurs in a specific zone of the motor and it causes serious motor vibration.
Adjust this parameter could greatly improve this situation. (The drift current zone for high-power
motors is usually in the low frequency area.) The recommended setting value is 2.0.