(19)

(11)

EP 4 285 452 A1

(12)

(43) Date of publication: 06.12.2023 Bulletin 2023/49 (21) Application number: 22709431.5 (22) Date of filing: 27.01.2022

(51) International Patent Classification (IPC):  H02H 9/04(2006.01) (52) Cooperative Patent Classification (CPC): H02H 9/041 (86) International application number: PCT/SI2022/000001 (87) International publication number: WO 2022/164393 (04.08.2022 Gazette 2022/31)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 29.01.2021 SI 202100016 (71) Applicant: ETI Elektroelement, d.o.o. 1411 Izlake (SI)	(72) Inventors: KOPRIVSEK, Mitja 1411 Izlake (SI) LEBAR, Brane 1410 Zagorje ob Savi (SI) (74) Representative: Borstar, Dusan  Nova ulica 11 1230 Domzale 1230 Domzale (SI)