Mechanical properties of the motors
3.3 Bearing version
1PM6/1PM4 Hollow-Shaft Motors for Main Spindle Drives
Configuration Manual, PPMS, 04/2008, 6SN1197-0AD23-0BP0
49
Max. speed and max. continuous speed
Table 3-8
Max. speed and max. continuous speed
Motor type
Without option L37
With option L37
Max. speed
[rpm]
Max. continuous
speed [rpm]
Max. speed
[rpm]
Max. continuous
speed [rpm]
1PM⃞101
12000
12000
18000
18000
1PM⃞105
12000
12000
18000
18000
1PM⃞133
10500
10000
15000
15000
1PM⃞137
10500
10000
12000
12000
1PM6138
10500
10000
11000
11000
Bearing change interval t
LW
The value for t
LW
in the following tables refers to the following data:
●
Average operating speed n
m
●
Coolant temperature of +30 °C for liquid cooling or +40 °C for forced ventilation
●
Bearing temperature ≤ 85 °C
●
Horizontal mounting position
Table 3-9
Bearing change interval for 1PM⃞ standard
Shaft height
[mm]
Average operating speed n
m
[rpm]
Average operating speed n
m
[rpm]
100
n
m
≤ 8000
8000 < n
m
< 12000
132
n
m
≤ 6000
6000 < n
m
< 10500
t
LW
[h]
16000
8000
Table 3-10 Bearing change interval for 1PM⃞ with option L37
Shaft height
[mm]
Average operating speed n
m
[rpm]
Average operating speed n
m
[rpm]
100
n
m
≤ 12000
12000 < n
m
< 18000
132
n
m
≤ 10000
10000 < n
m
< 15000
t
LW
[h]
16000
8000
The permissible speed n
max
of the appropriate motor must be carefully observed.