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
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Characteristic curves
(continued)
Permissible radial forces
1PH822 motors
with increased radial
force
Minimum radial force 5 kN
(1124 lb
f
)
G_PM21_EN_00025b
L
10h
= 12000 h
1500 rpm
1000 rpm
3000 rpm
4500 rpm
x
F
Q
x
kN
16
18
20
F
14
12
10
Q
40
80
120 mm160
Permissible radial forces
1PH822 motors
Performance
G_PM21_EN_00026b
2000 rpm
1000 rpm
3000 rpm
4500 rpm
L
10h
= 12000 h
x
F
Q
x
kN
6
F
5
4
3
Q
40
80
120 mm 160
Permissible radial forces
1PH822 motors
Standard with location
bearing
G_PM21_EN_00024c
2000 rpm
1000 rpm
3000 rpm
4500 rpm
L
10h
= 20000 h
x
F
Q
x
kN
6
F
5
4
3
Q
40
80
120 mm 160
Permissible radial forces
1PH818 motors
Standard with location
bearing
G_PM21_EN_00021b
1000 rpm
2000 rpm
3000 rpm
4000 rpm
5000 rpm
L
10h
= 20000 h
x
kN
6
F
5
4
3
Q
40
80
120 mm160
x
F
Q
Permissible radial forces
1PH818 motors
with increased radial
force
Minimum radial force 4 kN
(899 lb
f
)
G_PM21_EN_00022b
1000 rpm
1500 rpm
3000 rpm
4000 rpm
5000 rpm
L
10h
= 12000 h
x
F
Q
x
kN
16
F
14
12
10
Q
40
80
120 mm160
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.
Permissible radial forces
1PH818 motors
Performance
G_PM21_EN_00023b
3000 rpm
2000 rpm
1000 rpm
4000 rpm
5000 rpm
L
10h
= 12000 h
x
F
Q
x
kN
6
F
5
4
3
Q
40
80
120 mm160
© Siemens AG 2017