Siemens SIRIUS 3SK1 Manual page 146

Mounting
8.12 Mounting 22.5 mm/17.5 mm devices with device connectors on the wall
Step Instructions
4 Hold the device connector on
the level surface prepared for
screw fastening.
5 Insert each screw through the
relevant holes in the device
connectors.
6 Screw the device connector to
the level surface so that it is
secure.
Tightening torques:
Top: < 0.1 Nm
•
Bottom: 1 Nm
•
146
Figure
Manual, 04/2013, A5E02526190021A/RS-AA/01
3SK1 safety relays