Patents
Sitemap › H01 - Basic electric elements › H01H - Electric switches; Relays; Selectors; Emergency protective devices › H01H 79 - Protective switches in which excess current causes the closing of contacts, e.g. for short-circuiting the apparatus to be protected
Patents for H01H 79 - Protective switches in which excess current causes the closing of contacts, e.g. for short-circuiting the apparatus to be protected (267)
10/2014
10/14/2014US8859927 Vacuum switch having fixed rail terminals on both sides
09/2014
09/16/2014CA2643110C Device for short-circuiting of power semiconductor modules
07/2014
07/29/2014US8791675 Mobile wireless communications device including removable electrical power supply module and related methods
07/22/2014CA2643129C Overcurrent switching apparatus
07/17/2014DE102013200289A1 Schalter zum einmaligen Schließen eines elektrischen Stromkreises Close-off switch for an electrical circuit
07/16/2014EP2755223A1 Switch for the single closing of an electric circuit
06/2014
06/10/2014US8749096 Antistatic switch and electronic device with antistatic switch
04/2014
04/30/2014EP2724369A1 Power semiconductor housing with contact mechanism
04/30/2014DE102013005783A1 Einrichtung zum betriebsspannungsunabhängigen Erzeugen eines sicheren, niederohmigen elektrischen Kurzschlusses Means for operating voltage independently generating a secure, low-resistance electrical short circuit
04/24/2014WO2014062114A1 Device for rapid short-circuiting and earthing of the phases in a power network
03/2014
03/19/2014CN102227797B Vacuum switch having fixed rail terminals on both sides
03/12/2014CN103635998A Power semiconductor housing with contact mechanism
03/05/2014CN103620715A Short-circuiting device for photovoltaic array
02/2014
02/27/2014WO2014031312A1 Crowbar short-circuiter disconnect switch
01/2014
01/01/2014EP2678926A2 Sub-module of a modular multi-stage converter
12/2013
12/11/2013EP2671240A1 Vacuum bulb system comprising a locking means
11/2013
11/13/2013CN203288547U Current breaking device
10/2013
10/09/2013CN103348432A Vacuum bulb system comprising locking device
07/2013
07/10/2013EP2612337A1 Short-circuiting device for a photovoltaic array
07/02/2013US8476768 System on a chip with interleaved sets of pads
05/2013
05/28/2013US8450881 Apparatus and method for protecting an electric line
05/07/2013US8436490 Wind mill power flow control with dump load and power converter
04/2013
04/24/2013CN103065868A Three-phase electrical short-circuiting device with pyrotechnic actuator
04/10/2013EP2577833A1 Interface arrangement between ac and dc systems using grounding switch
04/03/2013CN103026445A Arcing fault and arc flash protection system having a high-speed switch
03/2013
03/27/2013EP2573785A1 Three-phase electrical short-circuiting device with pyrotechnic actuator
03/13/2013EP2567455A1 A voltage source converter and a method for fault handling thereof
03/06/2013CN101669184B Device for protecting converter modules
02/2013
02/20/2013EP2559047A1 Switching device
02/14/2013WO2013022572A1 Insulated arc flash arrester
02/13/2013CN102934310A Interface arrangement between AC and DC systems using grounding switch
01/2013
01/09/2013EP2543056A1 Switch having fixed rail connection terminals on both sides
12/2012
12/27/2012WO2012175112A1 Power semiconductor housing with contact mechanism
12/20/2012WO2012172087A1 Short-circuiting switch of an electrical energy production installation
12/19/2012CN102835018A A voltage source converter and a method for fault handling thereof
10/2012
10/26/2012WO2012113704A3 Sub-module of a modular multi-stage converter
10/03/2012CN101454859B Short switch device
09/2012
09/27/2012WO2012095690A8 Gas-insulated high-voltage switchgear comprising a short-circuiting device
09/05/2012CN101375362B Contact system for a short-circuiting device in a medium-voltage or high-voltage switchboard plant
08/2012
08/29/2012CN101807499B Automatic quick-closing switch
08/09/2012WO2012104377A1 Vacuum bulb system comprising a locking means
07/2012
07/25/2012CN101278369B Short-circuiting device for use in low-voltage and medium-voltage systems for the protection of parts and personnel, and usage method thereof
07/19/2012WO2012095690A1 Gas-insulated high-voltage switchgear comprising a short-circuiting device
07/05/2012WO2012089947A1 Short-circuiting device for a photovoltaic array
04/2012
04/26/2012DE10154495B4 Konzept zur Kompensation der Einflüsse externer Störgrößen auf physikalische Funktionsparameter von integrierten Schaltungen Concept for compensating the influence of external noises, physical function parameters of integrated circuits
02/2012
02/14/2012USRE43177 Apparatus and method for preventing an electrical backfeed
01/2012
01/12/2012WO2012005865A1 Arcing fault and arc flash protection system having a high-speed switch
01/12/2012CA2802983A1 Arcing fault and arc flash protection system having a high-speed switch
12/2011
12/08/2011WO2011150963A1 Interface arrangement between ac and dc systems using grounding switch
11/2011
11/23/2011CN102257589A Switch arrangement for medium and high-voltage switching devices
10/2011
10/26/2011CN102227797A Vacuum switch having fixed rail terminals on both sides
10/20/2011WO2011127497A1 Switching device
10/19/2011CN202013820U Series compensation bypass switchgear
09/2011
09/29/2011WO2011116816A1 A voltage source converter and a method for fault handling thereof
09/29/2011CA2793475A1 A voltage source converter and a method for fault handling thereof
09/21/2011CN102194618A Bypass switch
09/09/2011WO2011107363A1 Switch having fixed rail connection terminals on both sides
08/2011
08/04/2011WO2011092442A1 Device for suppressing an electric arc
08/03/2011EP2351060A1 Vacuum switch having fixed rail terminals on both sides
07/2011
07/27/2011CN102138194A A low-voltage, medium-voltage or high-voltage assembly
12/2010
12/15/2010EP2261942A2 Short circuit switch with improved security
08/2010
08/18/2010CN101807499A Automatic quick-closing switch
07/2010
07/15/2010WO2010078918A1 Switch arrangement for medium and high-voltage switching devices
06/2010
06/23/2010EP2200066A1 Switch arrangement for medium and high-voltage switching devices
06/09/2010EP2194556A1 High-speed closing switch in power distributor
06/03/2010WO2010060790A1 Vacuum switch having fixed rail terminals on both sides
04/2010
04/29/2010US20100102638 Systems and methods for discharging bus voltage using semiconductor devices
04/07/2010CN201436679U Fast-close automatic switch
03/2010
03/10/2010CN101669184A Device for protecting converter modules
03/04/2010WO2010022938A1 A low-voltage, medium-voltage or high-voltage assembly
03/03/2010EP2159813A1 A low-voltage, medium-voltage or high-voltage assembly
01/2010
01/20/2010EP1917705B1 By-pass device of an electrical component
12/2009
12/30/2009EP2137749A1 Device for protecting converter modules
09/2009
09/24/2009DE202006020737U1 Passive oder aktive Kurzschließeinrichtung für den Einsatz in Nieder- und Mittelspannungsanlagen zum Sach- und Personenschutz Passive or active short-circuiting device for use in low and medium voltage systems for property damage and personal protection
07/2009
07/02/2009WO2009080453A1 Vacuum switching tube
06/2009
06/10/2009EP1911059B1 Short-circuiting device for use in low-voltage and medium-voltage systems for the protection of parts and personnel
05/2009
05/26/2009US7538454 Leakage current shunt in an electrical power distribution system utilizing solid state relays
04/2009
04/23/2009WO2007044189A3 One-shot heat sensing electrical receptacle
04/23/2009DE102008027589A1 Funkenstreckenanordnung mit einer Kurzschließeinrichtung A spark gap device with a short-circuiting device
04/22/2009EP2051275A1 Short circuit device for use in low or medium voltage assemblies for the protection of people and objects
04/08/2009EP1232551B1 Electric plant and method and use in connection with such plant
03/2009
03/11/2009EP2034503A1 Low-voltage, medium-voltage or high-voltage switchgear assembly having a short-circuiting system
03/10/2009US7501926 Heat sensing electrical receptacle
03/04/2009EP2030212A1 Method for extinguishing an interference arc in a mid- and high-tension switchgear assembly and short circuit device itself
02/2009
02/25/2009CN101375362A Contact system for a short-circuiting device in a medium-voltage or high-voltage switchboard plant
11/2008
11/27/2008WO2008113742A3 Compact secondary substation comprising an arcing fault protection system, a method for arcing fault protection in a compact secondary substation, and a control unit for performing the method
11/26/2008EP1995871A2 Method for operating an electrical circuit
11/19/2008EP1992003A1 Overcurrent switching apparatus
11/19/2008EP1992000A1 Device for short-circuiting power semiconductor modules
11/11/2008US7449801 Semiconductor circuit arrangement for controlling a high voltage or a current of high current intensity
11/04/2008US7446437 Apparatus and method for preventing an electrical backfeed
10/2008
10/23/2008WO2008125494A1 Device for protecting converter modules
10/16/2008DE102006030672B4 Elektrischer Schutzschalter An electrical circuit breaker
10/08/2008EP1977437A1 Contact system for a short-circuiting device in a medium-voltage or high-voltage switchboard plant
10/02/2008DE102006030671B4 Schutzschalter-Kurzschließer-Kombination Circuit breaker short contact combination
10/01/2008CN101278369A Short-circuiting device for use in low-voltage and medium-voltage systems for the protection of parts and personnel
09/2008
09/17/2008EP1971007A1 System and method for fault protection in compact secondary substations
06/2008
06/10/2008US7385473 One-shot heat sensing electrical receptacle
05/2008
05/28/2008CN201066656Y A magnetism-adjusting relay
05/28/2008CN100391074C Protection system for protecting three-phase distributing transformer with liquip-dielectric insulating and including phase isolating switch
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