3Com VFD-D D Refrigerator User Manual


 
Chapter 4 Parameter Settings|DD Series
4-64
1. Get system inertia
2. Adjust Pr.07-15 and 07-16 (When larger number is set, the suppressed overshoot function will be
better. But it needs to be used with the actual condition)
PI
PDFF
It is recommended to disable
this function (Pr.07-15=0) for
Y/
connection switch and
ASR1/ASR2 switch application.
Gain for Speed Feed Forward
Control mode
FOCPG FOCPM
Factory setting: 0
Settings 0~500