IPE300 series engineering VFD
Function parameter list
-124-
Function
code
Name
Description
Default
Modify
P02.31
–P
02.32
Reserved
0
–65535
0
○
P03 group
––Vector control of motor 1
Function
code
Name
Description
Default Modify
P03.00
Speed-loop
proportional gain
1
only to vector control mode. Below the switching
frequency 1 (
), the speed-loop PI
. Above the
switching frequency 2 (
), the speed-loop
PI parameters are:
. PI
parameters are obtained according to the linear
change of two groups of parameters. See the
following figure:
Output frequency f
PI parameter
P03.02
P03.05
P03.03
,
P03.04
P03.00
,
P03.01
The
speed
loop
dynamic
response
characteristics of vector control can be adjusted
by setting the proportional coefficient and integral
time of speed regulator. Increasing proportional
gain or reducing integral time can accelerate
dynamic response of speed loop; however, if the
proportional gain is too large or integral time is
too small, system oscillation and overshoot may
occur; if proportional gain is too small, stable
oscillation or speed offset may occur.
PI parameters have a close relationship with the
inertia of the system. Adjust PI parameters
depending on different loads to meet various
demands.
setting range: 0.0
–200.0
setting range: 0.000
–10.000s
20.0
○
P03.01
Speed-loop
integral time 1
0.200s
○
P03.02
Low-point
frequency for
switching
5.00Hz
○
P03.03
Speed-loop
proportional gain
2
20.0
○
P03.04
Speed-loop
integral time 2
0.200s
○
P03.05
High-point
frequency for
switching
10.00H
z
○
Содержание IPE300 Series
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