Configuration
5.4 Mounting
1FW3 complete torque motors
Configuration Manual, 08/2020, A5E46027705B AA
151
Connecting-up notes
● Avoid rotor-ground currents by ensuring a good metallic connection between the motor
and the customer's machine (enclosure and shaft). If this cannot be guaranteed, then
contact your responsible Siemens office.
● Only use shielded power and signal cables.
Bearing change intervals and regreasing
The bearings are equipped with a regreasing device. The values specified in the following
table are valid for ambient conditions, according to Chapter "Bearing change intervals
(Page 69)".
Table 5- 12 Bearing designation and bearing properties for stub shaft (Option L03)
Fixed bearings at DE: 61838
Fixed bearings at DE: 61864
Floating bearings at NDE: 6020
Floating bearings at NDE: 6230
Note
Regreasing intervals
The regreasing intervals of standard motors also apply to heavy duty motors.
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