Dynamic Voltage Pre-Control - BONFIGLIOLI ACTIVE Cube ACU 201-01 Operating Instructions Manual

The default
from the motor data
terized
Starting voltage
sults.

UC
=

U

FC
The
Rise frequency
604 (FC), the default value is f=10 Hz. The output voltage for the default
601 (UK) is calculated as U=92.4V.
rise


UC
=

U 


FC
16.1

Dynamic Voltage Pre-Control

The
Dyn. voltage pre-control
limit controller (parameter
ter
Operation mode
istic is changed by addition of the calculated voltage pre-control.
No.
605 Dyn. voltage pre-control
Operating Instructions ACU
06/13
603 (UC) and
Cut-off voltage
Rated voltage
600 (US), the linear equation of the V/f-characteristic re-
−
 
US 400.0
⋅  + =

f US
−
 
0 50.00 Hz
602 (FK) is entered as a percentage of the
− 

US ( ) (
⋅  ⋅ + ⋅ 
FK FC US 1
−


0
605 accelerates the control behavior of the current
Operation mode
670). The output voltage value resulting from the V/f character-
Parameter
Description
Cut-off frequency
370 and
Rated frequency

V - 5.0 V
⋅  +
f 5.0 V
−

0.00 Hz

 
) 400 V 5 - V (
+ = ⋅ 

UK 
−
 

50 Hz 0 Hz
610) and the voltage controller (parame-
Min.
0 %
604 (FC) are derived
375. With the parame-
Cut-off frequency
Voltage

)
⋅ + ⋅  =
0.2 50 Hz 5 V 1.1 92.4

Settings
Max. Fact. sett.
200 % 100 %
209
V