IMPULSE
®
•G+ & VG+ Series 4 Technical Manual
November 2020
Page 80
5.1.15 Field Forcing
The Field Forcing function compensates the delaying influence of the motor time constant when changing the
excitation current reference and improves motor responsiveness. Field Forcing is ineffective during DC Injection
Braking.
Table 5-13: Field Forcing Parameter Settings
Parameter Display Function Range Default
B09-03 Field Forcing Selection Enables or disables the Field Forcing
Function
0, 1 0
0 Disabled
1 Enabled
B09-06 Field Forcing Limit Sets the maximum level at which the Field
Forcing function can boost the excitation
current reference. The value is set as a
percentage of the motor no load current. This
parameter does not normally need to be
changed.
100–400% 200