4 Installation4.4 InstallingXP-503 04/2020 MN048014 EN Eaton.com 254.4.6 Conditions for marine approvalThe following DNV GL rules for shipping classification in accordance with DNV GL-CG-0339 typeapprovals must be observed:1 Complete and proper installation and commissioning in accordance with DNV GL rules andEaton requirements and specifications.2 Installation of radio interference suppression filters for the 24-V-DC-supply.Radio interference suppression filter for the 24-V-DC-supplyAdditional interference filters must be installed for the power supply in order to adhere to the EMC Bprovisions. Integrate a radio interference suppression filter into the wiring.Depending on the output, the following filters can be used:• XT-FIL-1 radio interference suppression filter for 24-V-DC supply up to 2.2 A (Eaton article no.285316) or• XT-FIL-2 radio interference suppression filter for 24-V-DC supply up to 12 A (Eaton article no.118980)Fig. 6 Power supply with EMC filterGrounding is ensured either by using the filter's integrated contact fields onto a grounded metal plateor using a separate line to the filer's PE connection.Depending on the current consumption or configuration, several filters may be used as well.