(19)
(11) EP 2 550 715 A1

(12)

(43) Date of publication:
30.01.2013 Bulletin 2013/05

(21) Application number: 10848150.8

(22) Date of filing: 22.03.2010
(51) International Patent Classification (IPC): 
H02H 9/02(2006.01)
(86) International application number:
PCT/CN2010/000344
(87) International publication number:
WO 2011/116488 (29.09.2011 Gazette 2011/39)
(84) Designated Contracting States:
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 SE SI SK SM TR

(71) Applicant: Siemens Aktiengesellschaft
80333 München (DE)

(72) Inventors:
  • LI, Ming
    Shanghai 201203 (CN)
  • SHI, Jun
    Haidian District Beijing 100086 (CN)
  • YU, Er
    Shangha 200435 (CN)
  • GAOXIOLA, Enrique
    91054 Erlange (DE)
  • GRIEPENTROG, Gerd
    91468 Gutenstetten (DE)

   


(54) METHOD AND APPARATUS FOR SUPPRESSING AN INRUSH CURRENT OF A TRANS FORMER