Current-limit controller
10
Function library
10.11
L
10.11-1
EDS82EV903-1.0-11/2002
10.11 Current-limit controller
For controlling high moments of inertia the current limiting controller (I
max
controller)can be set.
Codes for parameter setting
Code Possible settings IMPORTANT
No. Name Lenze Selection
C0077* Gain I
max
controller 0.25 0.00
= P component not
active
{0.01} 16.00 ^
10.11-1
C0078* Integral action time
I
max
controller
65
à 130
12 {1 ms} 9990
= I component not
active
à Only 8200 vector 15 ... 90 kW ^
10.11-1
The current limiting controller is factory-set so that the drive is stable.
Thecurrent limiting controllermust onlybeadapted in caseof apower controlwith
high moments of inertia:
l V/f characteristic control (C0014 = 2 or 3)
l V
P
(C0077): ≈ 0.06
l T
i
(C0078): ≈ 750 ms
)
))
) Note!
C0077 and C0078 are the same for all parameter sets.
Description
Adjustment
Setting notes for power control