Siemens SINAMICS S220

8.3.6 Characteristics
8.3.6.1 Rated duty cycle for D type Motor Modules
Duty cycle overview
The following rated duty cycles are applicable for operation with up to a maximum of three times
the overload.
0,7 I
n
I
n
I
max
= 3 I
n
I
t
0,25 s
4 s
Figure8-8 Peak current duty cycle with initial load (300% overload)
,
,
Q
,
Q
W
V
V
Figure8-9 Duty cycle with initial load
,
Q
V
V
,
Q
,
W
Figure8-10 Duty cycle without initial load for a duty cycle duration of 10s
Motor Modules
8.3Motor Modules 3 ... 30 A and 2x3 ... 2x18 A
Booksize power units
Equipment Manual, 09/2023, A5E53307519B AA 167