Siemens SIRIUS 3RF Series

SIRIUS 3RF34 solid-state switching devices
3.11 Technical data
SIRIUS Innovations
System Manual, 01/2011, A8E56203870002-03
365







,D,H ,E,H 




     
W('>V@
]>K@
1 t
a
= 0.05 s
2 t
a
= 0.1 s
3 t
a
= 0.2 s
4 t
a
= 0.4 s
5 t
a
= 0.8 s
6 t
a
= 1.6 s
7 t
a
= 3.2 s
Figure 3-21 Maximum permissible switching frequency z depending on the starting time
t
a
and the ON period t
ED
for
motors with a starting current of up to 4 times the rated current and with full load