Siemens SINUMERIK 810DE powerline Equipment Manual page 75

Fig. 4-15
Coincidence factor
The power modules A2 and A3 may only be operated in simultaneous con-
tinuous duty at 63 % of their rated current on average. No coincidence restric-
tions apply to A1.
Copyright © Siemens AG 2006
SINUMERIK 810D Equipment Manual Configuration CCU (PHC) – 03/2006 Edition
4.4 Integrated power modules: 3-axis CCU box
I
I
max
I
S6
I
n
10 s
0.7xI
n
I = Peak current
max
I = Rated current
n
S6 duty cycle with previous load for MSD
4 Description of the SINUMERIK 810D
60 s
t
4-73