Siemens SIMOTICS M-1PH8 - Page 90

Shaft
heigh
t
Bearing
design
Maxi‐
mum
speed
n
max
r/min
Average
operating
speed
n
m
r/min
Statistical
bearing
service
life
L
10h
h
Recommended
bearing replacement in‐
terval
t
LW
h
Bearing type for
condition monitoring
Permanent‐
ly
lubricated
Re-
lubrication
DE NDE
160 Standard with
locating bear‐
ing
6500 ≤5400 20,000 20,000 - 6312 62212
Standard 6500 ≤3500 20,000 20,000 - 6312 6212
Performance 9000 ≤7000 12,000 12,000 - 62212 62212
High Perform‐
ance
10,000 ≤8000 12,000 12,000 - 62212 62212
Advanced Life‐
time
4000 ≤2300 40,000 40,000 - 62215 62212
Increased radi‐
al forces
5300 ≤1500 16,000 16,000 - NU212 radial.
6212 axial
62212
180 Standard with
locating bear‐
ing
5000
(3000)
2)
≤2000 40,000
(24,000)
1)
20,000 40,000
(24,000)
1)
6214-C3 6214-C3
Increased radi‐
al forces
5000
(3000)
2)
≤2000 20,000
(12,000)
1)
12,000 20,000
(12,000)
1)
NU2214-ECP 6214-C3
Performance 7500 ≤5000 20,000 12,000 20,000 6214-M/C3 6214-
M/C3
225 Standard with
locating bear‐
ing
4500
(2500)
2)
≤1800 40,000
(24,000)
1)
20,000 40,000
(24,000)
1)
6216-C3 6216-C3
(insula‐
ted)
Increased radi‐
al forces
4500
(2500)
2)
≤1800 20,000
(12,000)
1)
12,000 20,000
(12,000)
1)
NU2216-ECP 6216-C3
(insula‐
ted)
Performance 6000 ≤4000 20,000 12,000 20,000 6216-C3 6216-C3
(insula‐
ted)
280 Standard with
locating bear‐
ing
3300
(2000)
2)
≤1500 40,000
(24,000)
1)
20,000 40,000
(24,000)
1)
6220-C3 6220-C3
(insula‐
ted)
Increased radi‐
al forces
3300
(2000)
2)
≤1500 20,000
(12,000)
1)
12,000 20,000
(12,000)
1)
NU220-C3 6220-C3
(insula‐
ted)
1)
When vertically mounted
2)
For types of construction IM V3, IM B5, and IM V1
You can calculate the average operating speed n
m
for alternating bearing load by the
following formula:
Q

W

 Q

W

Q
L
W
L

Q
P
Mechanical properties
4.4Types of bearing
1PH8 SIMOTICS M main motors
88 Con󹪝guration Manual, 12/2022, A5E51895839A