Schaffner Group
User and Installation Manual
LCL Filter
May 2018
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3.10 Functional diagram
LCL filter FN6840 with damping module:
LCL filter FN6840 without damping module:
Filter terminals
Line L1/L2/L3
3 terminal blocks
Load L1’/L2’/L3’
3 terminal blocks
TS - TS
Connecting terminals to thermal switch NC 180°C (UL-
approved) to detect overload temperature in chokes
PE
Protective earth. Threaded stud with washer and nut
3.11
EMI-filter
When the LCL filter must be combined with an EMI-filter to fulfill an EMI-standard, your local Schaffner
office or Schaffner partner shall be contacted in order to support the selection of the matching product.
Note
: be aware that not all EMI-filters are suitable due to unwanted resonances between LCL- and EMI-
filter
INS 1008766 A0
INS 1008766 A0
INS 1008766 A