Regards the LISN and the feed cable, you will have to determine what the set-up is and, this is decided to a large extent by what done emission standard you are attempting to satisfy. I can't tell you what this is so you need to do your research. An unbroken https://shaneyxksl.digitollblog.com/31023607/single-phase-emi-emc-line-filter-for-dummies