Siemens SINUMERIK 810DE powerline - Page 74

4.4 Integrated power modules: 3-axis CCU box
4-72
Copyright © Siemens AG 2006
SINUMERIK 810D Equipment Manual Configuration CCU (PHC) – 03/2006 Edition
For use as FSD power module (A1 – A3)
t
I
0.2 s
10 s
I
max
I
n
I
max
= Peak current
I
n
= Rated current
Fig. 4-12 Peak current duty cycle with previous load for FSD
t
I
I
max
I
n
4 s
10 s
I
max
= Peak current
I
n
= Rated current
Fig. 4-13 Peak current duty cycle without previous load for FSD
For MSD power module only with 24A/32A
t
I
I
n
4 min
10 min
I
max
0.7xI
n
I
S6
I
max
= Peak current
I
n
= Rated current
Fig. 4-14 S6 duty cycle with previous load for MSD
Permissible duty
cycles FSD
Permissible duty
cycles FSD
4 Descri
p
tion of the SINUMERIK 810D