Global Patent Index - EP 2137749 A1

EP 2137749 A1 20091230 - DEVICE FOR PROTECTING CONVERTER MODULES

Title (en)

DEVICE FOR PROTECTING CONVERTER MODULES

Title (de)

VORRICHTUNG ZUM SCHUTZ VON UMRICHTERMODULEN

Title (fr)

DISPOSITIF DE PROTECTION DE MODULES DE CONVERSION

Publication

EP 2137749 A1 20091230 (DE)

Application

EP 08735682 A 20080402

Priority

  • EP 2008053925 W 20080402
  • DE 102007018344 A 20070416

Abstract (en)

[origin: WO2008125494A1] In order to provide a device (1) comprising a series connection of submodules (7), which are provided with a power semiconductor circuit (T1, T2, D1, D2) and an energy accumulator (8) connected in parallel to the power semiconductor circuit (T1, T2, D1, D2), each submodule (7) being associated with a short circuit device for shorting the submodule, the device being cost-effective and at the same time enabling safe bridging of a defective submodule (7), the invention proposes that the short circuit device is a vacuum switching tube (100).

IPC 8 full level

H01H 79/00 (2006.01); H01H 33/66 (2006.01); H02M 7/49 (2007.01)

CPC (source: EP US)

H01H 79/00 (2013.01 - EP US); H02M 1/32 (2013.01 - EP US); H02M 7/4835 (2021.05 - EP US); H01H 33/666 (2013.01 - EP US); H02M 1/325 (2021.05 - EP US)

Citation (search report)

See references of WO 2008125494A1

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR

DOCDB simple family (publication)

WO 2008125494 A1 20081023; BR PI0810069 A2 20141021; BR PI0810069 B1 20190115; BR PI0810069 B8 20230425; CN 101669184 A 20100310; CN 101669184 B 20130306; DE 102007018344 A1 20081030; DE 102007018344 B4 20220804; EP 2137749 A1 20091230; JP 2010524426 A 20100715; JP 5241820 B2 20130717; RU 2009141976 A 20110527; RU 2455723 C2 20120710; US 2010118453 A1 20100513; US 8390968 B2 20130305

DOCDB simple family (application)

EP 2008053925 W 20080402; BR PI0810069 A 20080402; CN 200880012451 A 20080402; DE 102007018344 A 20070416; EP 08735682 A 20080402; JP 2010503447 A 20080402; RU 2009141976 A 20080402; US 59615908 A 20080402