Installing Devices - Siemens Reyrolle 7SR5 Operating Manual

Installing the Devices

2.2 Installing Devices

2.2 Installing Devices
Preparations
i
i
NOTE
The installation depth for 1 device is at least 275 mm (11.83 in). This dimension may need to be enhanced
to accomodate the necessary bending radius for the various connectors.
The ∅ 3.6 holes are for M4 thread forming trilobular screws. These are supplied as standard and suitable
for use in Ferrous/Aluminium panels 1.6 mm thick and above. For other panels, holes to be M4 clearance
(typically ∅ 4.5) and relays mounted using M4 screws, nuts and lockwashers (Supplied in panel fixing kit).
!
WARNING
Danger due to device being improperly screw‑fastened
Incomplete and careless screw‑fastening can lead to death, severe injury, and considerable material
damage.
Ensure that screw fastening is installed and secure at all intended bolting points.
²
•
If no assembly opening is prepared, then cut out the required assembly opening.
•
Produce the holes as shown in the drilling plan.
Fitting Devices
•
Insert the device in the installation opening. Make sure that the fastening screws of the on‑site operation
panels also protrude exactly into the openings.
•
Secure the device to the panel at the top and bottom using the M4 machine screws, lock washers, and
nuts provided. All fixing points should by used, the size 6 case has 4 fixing points and the size 12 has 6
fixing points, and checked and tightened to ensure the device is secure.
•
Check for secure attachment.
Fixings
Crimps
Ring tongued crimps with 90° bend are recommended.
Panel Fixings
Typical mounting screw kit per device consists of:
•
Case 6
– 4 off M4 x 10 mm screws
– 4 off M4 nuts
– 4 off M4 lock washers
•
Case 12
– 6 off M4 x 10 mm screws
– 6 off M4 nuts
– 6 off M4 lock washers
20 Reyrolle 7SR5, Operating, Manual
C53000-B7040-C013-1, Edition 05.2021