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公开(公告)号:EP3949055A1
公开(公告)日:2022-02-09
申请号:EP20778520.5
申请日:2020-03-27
申请人: Hitachi Energy Switzerland AG
发明人: PAN, Jiuping , YUAN, Chunming , YANG, Xiaobo , BERGGREN, Bertil , DIJKHUIZEN, Frans , SCHAEFFER, David , MAJUMDER, Ritwik
IPC分类号: H02H3/10 , H02H3/38 , H02H7/26 , H02H3/44