Siemens SIMOTICS FD 1LH1, Operating Instructions & Installation Instructions

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4. When positioning the machine, ensure that a uniform axial gap (y→0) is maintained around
the coupling.
5. Fix the machine to the foundation. The choice of fixing elements depends on the foundation
and is the plant operator's responsibility.
š'
[
\
①
Plates placed under the motor for alignment
②
Laser alignment
Figure 5-4 Schematic diagram: Aligning the machine to the driven machine
Table 5-2 Permissible deviations for aligning the machine with flexible coupling
Max. speed n
max
Max. parallel offset x Max. angular offset y
n
max
≤ 1500 rpm x
max
= 0.08 mm y
max
= 0.08 mm / 100 mm ∅ D
1500 rpm < n
max
≤ 3600 rpm x
max
= 0.05 mm y
max
= 0.05 mm / 100 mm ∅ D
Note
Machine expansion
When performing alignment, make allowance for the thermal expansion of the machine due to
rising temperature.
See also
Tightening torques for screw and bolt connections (Page 165)
Assembly
5.4 Installing the machine
SIMOTICS FD 1LH1
Operating Instructions 01/2019
67