Siemens SINAMICS S120 1PM6 Configuration Manual page 51

Figure 3-8 Calculating the permissible axial force acc. to the mounting position
Table 3-11
F
AZ
F
A
F
C
F
L
Table 3-12 Max. permissible axial force FA [N] for a max. cantilever force FQ=200 N and a nominal bearing lifetime of
10000 hours
1PM⃞10⃞ Speed [rpm]
Axial force F
1PM⃞13⃞ Speed [rpm]
Axial force F
For option L37: The perm. speed n
Table 3-13
Motor type
1PM⃞101
1PM⃞105
1PM⃞133
1PM⃞137
1PM⃞138
1PM6/1PM4 Hollow-Shaft Motors for Main Spindle Drives
Configuration Manual, PPMS, 04/2008, 6SN1197-0AD23-0BP0
Explanation of abbreviations used:
Axial force in operation
Permissible axial force as a function of the average speed, refer to the table
Force due to spring-loaded bearings, refer to the table
Force due to the weight of the rotor, refer to the table
1500 3000
[N] 2120 1750
A
1500 3000
[N] 2320 1930
A
Force due to the rotor weight FL and force due to the spring-loaded bearings FC
Mechanical properties of the motors
5000 7000 10000
1510 1340 1180
5000 7000 10500
1650 1460 1310
of the appropriate motor must be carefully observed.
max
F [N]
L
100
160
235
390
455
3.4 Radial and axial forces
12000 15000 18000
1090 1020 960
12000 15000 ---
1200 1130 ---
F [N]
C
550
550
600
600
600
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