Siemens SIMODRIVE 611A Installation And Planning Manual page 207

Transistor pwm inverters and motors for ac feed drives
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08.95
Axial force
The permissible axial forces are shown in the diagrams for the appropriate mo-
stressing
tors.
Caution
!
For motors with integrated holding brake, no axial forces are permitted!
When using, e.g. gear wheels with helical teeth as the drive element, in addition
to the radial force, the bearing is also subject to an axial force. For axial forces
acting towards the motor, the bearing alignment force can be overcome, so that
the rotor can move corresponding to the actual bearing axial play (to 0.2 mm).
The permissible axial force can be approximated using the following formula:
More accurate data can be taken from the diagrams, taking into account the
mounting position.
Paint finish
Table 2-8
Anthracite (SN30901–614)
Two–component epoxy resin paint;
No special paint finish is required for the
tropics.
Siemens AG 1997 All Rights reserved
SIMODRIVE 611 (PJ)
General information on AC servomotors
F
= 0.35
F
A
Q
Paint finish for 1FT5, 1FT6 and 1FK6
1FT5, 1FT6
6SN1197–0AA20
2.1 Definitions
1FK6
Primer finish; without final paint finish
AL S
AL S/2-9

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