SIEMENS
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Siemens D 21.4 · 2017
SIMOTICS main motors
SIMOTICS M asynchronous and synchronous motors for SINAMICS S120
Selection guides for SIMOTICS M-1PH8 motors
> Radial force diagrams
9
■
Characteristic curves
(continued)
Permissible
radial forces
1PH828 motors
Standard with location
bearing
G_PM21_EN_00065c
500 rpm
1000 rpm
1500 rpm
2000 rpm
L
10h
= 20000 h
x
F
Q
kN
F
9
7
5
Q
11
40
80
120
160
200
mm
x
Permissible radial forces
1PH828 motors
with increased radial
force
G_PM21_EN_00066b
500 rpm
1000 rpm
1500 rpm
2000 rpm
Breaking point
of shaft extensions
Minimum radial force 9 kN
(2023 lb
f
)
L
10h
= 12000 h
kN
F
31
27
23
Q
35
40
80
120
160
200
mm
x
x
F
Q
The roller bearings used here (bearings with increased radial force) could sustain damage if they are operated under no load.
Observe the specified minimum radial forces.
© Siemens AG 2017