Configuration Manual AC Induction Motors 1PH4 - Siemens ...
Configuration Manual AC Induction Motors 1PH4 - Siemens ...
Configuration Manual AC Induction Motors 1PH4 - Siemens ...
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Technical Data and Characteristics<br />
2.3 Axial and cantilever force diagram<br />
Permissible cantilever forces for <strong>1PH4</strong>16� with single bearing (option K00 with L37)<br />
Maximum continuous operating speed ns1max = 7000 rpm<br />
Mechanical limit speed nmax = 8000 rpm<br />
2-56<br />
F Q [N]<br />
2800<br />
2600<br />
2400<br />
2200<br />
2000<br />
1800<br />
1600<br />
3000 rpm<br />
4000 rpm<br />
5000 rpm<br />
6000 rpm<br />
7000 rpm<br />
1400<br />
8000 rpm<br />
x [mm]<br />
0 20 40 60 80 100 120<br />
Fig. 2-24 Permissible cantilever force FQ at a distance x from the shaft shoulder for a<br />
nominal bearing lifetime of 10 000 h. 1)<br />
Permissible cantilever forces for <strong>1PH4</strong>16� with single bearing (option K00 with L37)<br />
depending on axial forces<br />
F Q [N]<br />
2400<br />
2000<br />
1600<br />
1200<br />
800<br />
400<br />
0<br />
800<br />
4000 rpm<br />
5000 rpm<br />
6000 rpm<br />
7000 rpm<br />
8000 rpm<br />
3000 rpm<br />
1000 1200 1400 1600 1800 2000 2200 2400 2600<br />
Fig. 2-25 Permissible cantilever force FQ as a function of axial force FA for a nominal<br />
bearing lifetime of 10 000 h.<br />
1) Permissible for continuous operation, however with shorter bearing lifetime<br />
F A [N]<br />
�<br />
© <strong>Siemens</strong> AG 2003 – 2006 All rights reserved<br />
<strong>AC</strong> <strong>Induction</strong> <strong>Motors</strong>, <strong>1PH4</strong> (APH4) – 04.06 Edition
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