REXROTH IndraDyn A Series User Manual

Rexroth IndraDyn A Application Notes 9-33
5
10
20
6
7
8
9
15
25
30
0,5 1 2 3 4 6578910
x 10
3
t
f
[h]
x 10
3
n
m
[min
-1
]
1
2
Fettgebrauchsdauer_MAx180.EPS
t
f
: Grease lifetime (without reduction factor)
n
m
: mean speed (for the calculation, refer to Fig. 9-26)
(1): Standard bearing and bearing for coupling attachment
(2): Reinforced bearing
Fig. 9-40: Grease lifetime, size 180
9.17 Types of Bearing
The following types of bearing can be delivered depending on the motor
frame sizes of the IndraDyn A motors:
• Standard bearing "N" = deep-groove ball bearing
• Reinforced bearing "V" = deep-groove ball bearing + cylindrical
roller bearing
• High-speed bearing "H" = deep-groove ball bearing, light model
• Bearing for coupling attachment “R“ = deep-groove ball bearing +
special bearing seat
Universal bearing (type code “N”), suitable for taking up low to medium
radial and axial forces.
Advantages:
1. Easily available and high lifetime
2. Suitable for high speeds
3. Quiet running
Disadvantage:
Deep-groove ball bearings are suitable only for low to medium radial and
axial loads.
Grease Lifetime, Motor-frame
size 180
Standard Bearings

REXROTH IndraDyn A Series Specifications

General

Brand	REXROTH
Model	IndraDyn A Series
Category	Engine
Language	English