Maintenance
8.1 Inspection and maintenance
1PH808/1PH810 main motors
130
Operating Instructions, 04/2017, 610.48004.40f
Calculating the average speed
Table 8- 3
Recommended bearing replacement intervals at maximum speed
Shaft
height
Bearing version
Maximum
speed
n
max
[rpm]
Statistical bearing
lifetime
L
10h
[h]
Recommended bearing replacement
interval
t
LW
[h]
Permanent
lubrication
Relubrication
80
Option L37
12000
8000
8000
-
Performance
15000
8000
8000
-
High Performance
20000
8000
8000
-
100
Option L37
10000
8000
8000
-
Performance
12000
8000
8000
-
High Performance
18000
8000
8000
-
Note
1PH8 motors require special bearings, which can be obtained via the Siemens Service
Center.
8.1.6
"Premium Performance" bearing version
Table 8- 4
"Premium Performance" bearing version, maximum speed and bearing change intervals
Shaft height
Maximum speed
n
max
[rpm]
Average operating speed
n
m
[rpm]
Recommended bearing change interval
t
LW
[h]
with sealing air **
without sealing air
80
24000
< 16000
12000
< 19200*
10000
8000
24000
7000
4000
* Speed cycle with: **sealing air connection (option Q12)
t1 = 10 min, n1 = 0
t2 = 30 min, n2 = 16000 rpm
t3 = 60 min, n3 = 24000 rpm
Summary of Contents for SIMOTICS M-1PH8
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Page 8: ...Introduction 1PH808 1PH810 main motors 8 Operating Instructions 04 2017 610 48004 40f ...
Page 12: ...Table of contents 1PH808 1PH810 main motors 12 Operating Instructions 04 2017 610 48004 40f ...
Page 148: ...Spare parts 1PH808 1PH810 main motors 148 Operating Instructions 04 2017 610 48004 40f ...
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