6 | Electrical connection
KEB Automation KG
20
ma_dr_e6-hf-filter-nb-20337731_en
6 Electrical connection
6.1 Connection instructions
The electrical installation shall be carried out in accordance with the relevant require-
ments.
With existing or newly wired circuits the person installing the units or machines must en-
sure the EN requirements are met.
To prevent malfunctions during operation, please pay attention to the following instruc-
tions:
• Cable cross-sections and fuses must be dimensioned according to the design of the
machine manufacturer. Specified minimum / maximum values may not be fallen be-
low /exceeded.
• Only use accessories approved for the product.
• The cables between the filter and the drive controller and between the choke and the
filter must be kept as short as possible.
• The protective earthing (PE) of the drive controller cannot/must not be done via the fil-
ter. The protective earth must be connected separately directly to the drive controller.
After connection:
• Check all device connections for tight fit to avoid contact resistances and sparking.
• Replace all required covers.
6.2 Mains connection
L3
L2
L1
L3
L2
L1
PE
➀
➁
➂
➃
➄
L3
L2
L1.1
L1.2
L1
L1‘
L2‘
L3‘
L2.1
L3.1
L2.2
L3.2
Fig. 5:
Connection 3ph choke filter drive controller
1 Mains fuses
2 Mains contactor
3 Mains choke
4 HF filter
5 Drive controller
