Siemens SIRIUS 3RH Series, Системное руководство

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SIRIUS 3RF34 solid-state switching devices
3.11 Technical data
SIRIUS Innovations
368
System Manual, 01/2011, A8E56203870002-03
,D,H ,E,H
W('>V@
]
>
K
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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 3-24 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 4 to 7.2 times the rated current and with full load