Rockwell Automation 1305 AC Drive, Series C, Firmware 6.xx and Up - Manual (Page 92)

Programming 5-24
Advanced Setup Group (continued)
[Compensation] Parameter # 52 Factory Default ‘‘Comp” [Compensation]
Parameter Type Read & Write
Some drive/motor combinations have inherent instabilities
which are exhibited as nonsinusoidal current feedback. The
compensation when enabled will correct this condition.
This compensation is active from 1.1 Hz up to a maximum
of 120 Hz. This compensation is turned off when [Motor
Type] = “Sync PM.” Units Text Settings ‘‘No Comp”
‘‘Comp”
Compensation Disabled
Compensation Enabled