Lust CDA3000 - Page 171

Application Manual CDA3000
5-57
5 Software functions
1
2
3
4
5
6
A
DE
EN
FR
In the factory setting, the shutdown time under differing loads can be read
from the diagram below. The characteristic shifts according to the output
frequency along the x-axis (I/ I
N
) of the diagram.
Figure 5.21 Determination of the shutdown time in the factory setting
Characteristic adaptation
The motor protection characteristic can be adapted to the motor manufac-
turers' specifications by means of the interpolation points A and B and the
nominal point N.
1.0
2.0
30
150
300
390
1.5
F=10Hz F=30Hz F=50Hz
t/s
I
I
N
120
90
60
180
210
0.75
1.25
1.75