4
Electrical installation
Power terminals
Mains connection
4.2.1
Mains connection
Keep the cables between the RFI filter and the power supply module as
ƒ
short as possible.
–
Make sure that no short−circuit can occur!
Mains cables and ±U
ƒ
When mains cables and ±U
ƒ
–
Cable distance: > 150 mm
Cable length > 30 cm:
ƒ
–
Shield the cables between the RFI filter and the power supply module to
comply with the general EMC Directive.
With some 24 V switched−mode power supplies, the EMC limit values for
ƒ
the system will only be met if the power supplies are connected to ECSZZ
series RFI filters. Please contact the manufacturer of the power supply
unit on the compliance with EMC limit values for conducted interference.
,
You must observe ...
the notes in the documentation on the ECSZZ series RFI filter!
68
cables must not contact each other.
G
cables are laid in parallel:
G
l
EDKCSEE040 DE/EN/FR 3.0