Lenze ECSCExxx Power supply module - Manual (Page 43)

Electrical installation
Power terminals
Mains connection
5
l
43 EDBCSXE040 EN 7.0
5.3.1 Mains connection
Important notes
ƒ Keep the cables between the RFI filter and the power supply module as short as
possible.
– Make sure that no short−circuit can occur!
ƒ Mains cables and ±U
G
cables must not contact each other.
ƒ When mains cables and ±U
G
cables are laid in parallel:
– Cable distance: > 150 mm
ƒ Cable length > 30 cm:
– Shield the cables between the RFI filter and the power supply module to comply
with the general EMC Directive.
ƒ With some 24 V switched−mode power supplies, the EMC limit values for 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.
,
Documentation of the RFI filter ECSZZ...
Observe the enclosed notes.
Wiring variants for the ECSxE power supply module
 ‚ ƒ
0 0 0
1
2
3 3
4 4 4
3
ƒ
0 2
3
4
„
0 2
3
4
1
ECSxE040
Fig. 5−2 Wiring variants for the ECSxE power supply module
 Simple wiring
‚ / „ Wiring with mains chokes
ƒ Wiring with RFI filters
0 Power supply module ECSxE
1 Mains choke
2 RFI filter
3 Wiring of components
4 Mains cable