Siemens SIRIUS 3SK1

Mounting
8.8 Mounting 22.5 mm/17.5 mm devices with device connectors on a standard mounting rail
3SK1 safety relays
132 Manual, 04/2013, A5E02526190021A/RS-AA/01
8.8 Mounting 22.5 mm/17.5 mm devices with device connectors on a
standard mounting rail
Requirements
● A horizontal 35-mm wide mounting rail in accordance with DIN EN 60715 has been
properly secured at the installation location.
● Please observe the information about the mounting position in the chapter "General
technical data (Page 193)".
Procedure
The figures show 22.5 mm devices. The 17.5 mm devices are mounted correspondingly.
Step Instructions Figure
1 Place the back of the device
connector on the upper edge
of the standard mounting rail.
2 Press the lower half of the
device connector against the
standard mounting rail until
the connector engages.
3 Repeat the procedure with all
the required device
connectors.