Mounting 22.5 Mm/17.5 Mm Devices With Device Connectors On The Wall - Siemens SIRIUS 3SK1 Equipment Manual

Mounting

7.12 Mounting 22.5 mm/17.5 mm devices with device connectors on the wall

7.12 Mounting 22.5 mm/17.5 mm devices with device connectors on
the wall
Requirements
Please note the following requirements for mounting on a level surface:
• Please observe the information about the mounting position in the technical data
(Page 191).
• Clearances: The distance to be maintained at the side with side-by-side mounting is 0 mm.
The distance to be maintained at the side from grounded parts is 5 mm.
• Two properly executed drill holes (per device connector) with thread or plug on the level
surface.
• Two screws (per device connector) to fit the holes M4 x12 in accordance with DIN 784.
• Device connector
Refer to the accessories list for the relevant article number in the chapter "Accessories
(Page 227)".
Procedure for mounting on a level surface
The figures show 22.5 mm devices. The 17.5 mm devices are mounted correspondingly.
144
SIRIUS 3SK1 Safety Relays and 3RQ1 Positively-Driven Coupling Relays
Equipment Manual, 05/2021, A5E02526190021A/RS-AE/005