(19)
(11) EP 2 179 433 A1

(12)

(43) Date of publication:
28.04.2010 Bulletin 2010/17

(21) Application number: 07801858.7

(22) Date of filing: 21.08.2007
(51) International Patent Classification (IPC): 
H01H 71/34(2006.01)
(86) International application number:
PCT/EP2007/007430
(87) International publication number:
WO 2009/024176 (26.02.2009 Gazette 2009/09)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR
Designated Extension States:
AL BA HR MK RS

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

(72) Inventors:
  • ERVEN, Wolfgang
    92224 Amberg (DE)
  • FERREE, James
    Lawrenceville, GA 30044 (US)
  • HEIN, Michael
    92286 Rieden (DE)

   


(54) MAGNETIC/HYDRAULIC TRIP UNIT FOR MOLDED CASE CIRCUIT BREAKERS (MCCBS)