Siemens SIRIUS 3SK1 Equipment Manual page 150

Mounting
7.14 Mounting 90 mm devices with device connectors on the wall
1. Push the device connectors together until they engage.
2. Mount the cover on the left of the first device connector.
3. Note the clearances required for the 90 mm devices.
Mount the device connector supplied in the set for enclosures of 45 mm upwards (right-hand
side).
Tightening torques:
– Top: < 0.1 Nm
– Bottom: 1 Nm
150
SIRIUS 3SK1 Safety Relays and 3RQ1 Positively-Driven Coupling Relays
Equipment Manual, 05/2021, A5E02526190021A/RS-AE/005