Siemens SINAMICS S120 Configuration Manual page 50

Mechanical properties of the motors
3.4 Radial force (transverse force)
1PH413⃞, duplex bearing (standard)
Maximum continuous speed
Max. speed
Figure 3-7
Permissible for continuous operation with shorter bearing lifetime
1)
50
Permissible radial force F
lifetime of 20 000 h.
1)
n = 5200 rpm
s1
n = 6700 rpm
max
at a distance x from the shaft shoulder for a nominal bearing
R
Configuration Manual, (APH4S), 08/2008, 6SN1197-0AD64-0BP1
1PH4 Induction Motors