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Installing the Device
2.2 Mounting Instructions
2.2
Mounting Instructions
The physical dimensions of the relay and the required cut-out dimensions are shown in
²
Patterns and Device
Insert the rear-side of relay into the RMU/Low Voltage (LV) compartment cut-out.
²
Fasten the relay with 4 M4x20 Pan Phillips SS screws and nuts provided in the 7SR46 packing box. Use a
²
torque of 0.5 Nm to 0.6 Nm.
Carry out all other installation steps and wiring connections from the LV compartment.
²
In the rear side of the relay, execute the wiring process as mentioned in the terminal diagram. Refer to
²
7SR46 Terminal/Wiring Diagram, Page 28
Refer to
2.5 Connectors and Terminal Blocks Specification
used.
The grounding cable must be wired as indicated in
²
non-stranded cable of 4 mm
This cable must be terminated in the shortest possible path to the protective grounding terminal or
busbar in the LV compartment.
To ensure safety and accidental touch of terminals, maintain a minimum clearance from the relay.
²
For more details about the minimum clearance, refer to
If the working area is restricted in a cubicle, then suitable protective terminals must be provided in the
cubicle.
NOTE
i
i
The ground connection of relay casing must be solidly connected to the panel ground.
24
Dimensions.
for more information.
2
/6 mm
2
for the recommended terminal lugs to be
7SR46 Terminal/Wiring Diagram, Page 28
2.1 Drilling Patterns and Device
C53000-B7040-C103-1, Edition 10.2022
2.1 Drilling
using a
Dimensions.
Reyrolle, Operating, Manual
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