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EP 3 111 460 A1

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(43) Date of publication: 04.01.2017 Bulletin 2017/01 (21) Application number: 15709129.9 (22) Date of filing: 26.02.2015

(51) International Patent Classification (IPC):  H01H 33/00(2006.01) H01H 33/52(2006.01) H01H 33/02(2006.01) H01H 33/666(2006.01) (86) International application number: PCT/EP2015/054077 (87) International publication number: WO 2015/128435 (03.09.2015 Gazette 2015/35)

(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 (30) Priority: 27.02.2014 CN 201410069542 (71) Applicant: Siemens Aktiengesellschaft 80333 München (DE)	(72) Inventors: CHYLA, Thomas 14089 Berlin (DE) JIA, Yin Chuan Hangzhou Zhejiang 310081 (CN) ZHOU, Xian Yong Hangzhou Zhejiang 310081 (CN) (74) Representative: Patentanwaltskanzlei WILHELM & BECK  Prinzenstraße 13 80639 München 80639 München (DE)