Wirin g accord ing to EM C
Always observe these basic rules
11
l
EDBEMV82EV EN 3.0
3.1.4 Earthing
z
Connect all components (controller, RFI filter, filter, chokes) to a central earthing point (PE rail).
z
Set up a star-shape earthing system.
z
Comply with the corresponding minimum cable cross-sections.
Fig. 3 star-shaped earthing system
3.1.5 Wiring on the mains side
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For mains connection of the mains choke or the RFI filter to the controller single cores or
unshielded cables with a length of up to 300 mm are suitable.
z
If the connecting cable between mains choke and controller is longer than 300 mm,
– a shielded connecting cable is required.
– connect this shield directly at the controller and the mains choke to the mounting plate with
asurfaceaslargeaspossible.
z
The cable cross-section must be rated for the assigned fuse protection (EN 50178).
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