| Patents for H02H 11 - Emergency protective circuit arrangements for preventing the switching-on in case an undesired electric working condition might result (2,416) |
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| 06/29/2010 | US7745961 Electronic device and method of accessing inside of electronic device |
| 06/24/2010 | DE102008063002A1 Bridging device for bridging household mains fuse, has connectors not connected with each other in switching position of circuit, where connectors are connected with each other via safety fuse in another switching position of circuit |
| 06/23/2010 | CN201515204U Single-phase triple-pole power safety alarming circuit |
| 06/16/2010 | EP2195901A1 A detection circuit and a method for detecting a wrong supply voltage |
| 06/16/2010 | EP2195899A2 Fault protection device with ground trip delay and method |
| 06/16/2010 | CN201509075U Labor frequency mutually ordered survey meter and relay |
| 06/16/2010 | CN101741048A Electric trip-preventing circuit of voltage starting type breaker |
| 06/09/2010 | CN101728874A Power system with charging protection mechanism |
| 06/09/2010 | CN101163293B Microcontroller based mobile communication power source management control system |
| 06/03/2010 | US20100133922 Integrated Automatic Selection of Maintenance Mode in Electronic Tripping Systems to Minimize Arc Fault Energy |
| 05/26/2010 | CN201490717U Multiple protection of electric tool |
| 05/26/2010 | CN201490688U Phase sequence converter |
| 05/26/2010 | CN201490685U Multifunction power protection circuit |
| 05/26/2010 | CN101714757A Anti-surge device of on-vehicle power supply |
| 05/19/2010 | CN201478830U Phase sequence indicating and alarming device of three-phase power supply |
| 05/19/2010 | CN201478829U Comprehensive system power supply protector |
| 05/19/2010 | CN201477765U Intelligent protection device for open type building electrical and intelligentized experiment systems |
| 05/12/2010 | CN201466370U Remote control socket with complete switch-off function |
| 05/12/2010 | CN201465939U Ground fault circuit interrupter |
| 05/05/2010 | EP2182629A2 Motor drive circuit and electric power steering apparatus |
| 05/05/2010 | CN201450333U Safety power-saving device controlled by door lock |
| 05/05/2010 | CN1950982B Automatic reset device particularly for residual current-operated circuit breakers and the like |
| 04/29/2010 | US20100102643 Rail Vehicle With a Wagon Body and Method for Protective Grounding of Such a Wagon Body |
| 04/27/2010 | US7705492 Arrangement for failsafe evaluation of a position encoder |
| 04/21/2010 | CN201440160U Detection circuit, device and equipment with reversed-connection zero-phase line |
| 03/31/2010 | EP2168134A1 Polarity reversal protection unit |
| 03/31/2010 | CN101689441A Polarity reversal protection unit |
| 03/30/2010 | US7687935 Electrical power control system |
| 03/24/2010 | CN201430439Y Wiring protection device |
| 03/24/2010 | CN101682184A Power supply monitoring system |
| 03/23/2010 | US7684164 Automatic power-off protection apparatus |
| 03/18/2010 | WO2010028579A1 Reversal connection protection circuit |
| 03/17/2010 | EP2164145A2 Electronic trip unit of a circuit breaker |
| 03/11/2010 | WO2010025606A1 Safety fire-proofing electric-control device |
| 03/10/2010 | CN101667728A Protection circuit for three-wire system current output transmitter |
| 03/09/2010 | US7675200 Combination control system with intermediate module |
| 03/04/2010 | DE102008033320B3 Switch monitor, at the electronic switch circuit for a multi-phase heating system, has an emergency direct input on a control defect |
| 02/25/2010 | DE19905170B4 Elektronisches, insbesondere berührungslos arbeitendes, verpolfestes Schaltgerät Electronic, particularly non contact optical, verpolfestes switching device |
| 02/24/2010 | CN201414008Y Fusing display replaceable charger |
| 02/24/2010 | CN101656418A Fan system and power reverse protection device thereof |
| 02/18/2010 | WO2010018803A1 Inductive load drive circuit |
| 02/17/2010 | CN201408989Y High-voltage test protection device of electric equipment |
| 02/11/2010 | WO2010015375A1 Switch-on protection device for an electrical device that can be operated on a supply voltage |
| 02/11/2010 | US20100033027 Automatic Pole |
| 02/10/2010 | CN201402961Y Self-adaptive anti-trip loop design circuit |
| 02/04/2010 | DE102008043994A1 Sicherheitsausgabeeinheit zur Verwendung in einem Stromrichter und ein mit derselben versehener Stromrichter Safety output unit for use in a power converter and a power converter provided with the same |
| 02/03/2010 | CN201398076Y 电源保护电路 Power protection circuit |
| 02/03/2010 | CN201398073Y Novel power supply safety protection system |
| 01/21/2010 | US20100013227 Method for operating a wind energy installation |
| 01/20/2010 | EP2087592B1 Logic output stage of integrated circuit protected against battery inversion |
| 01/20/2010 | CN201388052Y Power supply reverse polarity protection device |
| 01/20/2010 | CN100583587C High-voltage battery system, connection method of the battery system with vechile system, high voltage cable assembly |
| 01/14/2010 | US20100007222 Safety device for electrical distribution boards |
| 01/13/2010 | CN101626159A Method for preventing repeated restart of terminal device and device thereof |
| 01/07/2010 | DE102005006100B4 Sicherheitsschaltung und Verfahren zur Absicherung einer elektronischen Schaltungsanordnung vor Beschädigung bei Verpolung einer angeschlossenen Energieversorgungseinheit Safety circuit and method for securing electronic circuitry from damage due to reverse polarity of a connected power supply unit |
| 12/30/2009 | WO2009156309A1 Circuit breaker with improved re-closing functionality |
| 12/30/2009 | EP2139087A1 Circuit breaker with improved re-closing functionality |
| 12/24/2009 | US20090319089 Connection apparatus for parallel running generators |
| 12/17/2009 | DE10115869B4 Vorrichtung zum Schutz einer Endstufenschaltung An apparatus for protecting a power amplifier circuit |
| 12/16/2009 | EP2133554A1 Glow plug drive device |
| 12/16/2009 | CN201365136Y Intelligent charger output protector |
| 12/09/2009 | CN201360160Y Intelligent short-circuit-prevention charger |
| 12/09/2009 | CN201360159Y Short-circuit-prevention charger |
| 12/02/2009 | CN101593996A Charging circuit capable of automatically recognizing polarity |
| 11/24/2009 | US7622831 Touch-sensitive paper shredder control system |
| 11/18/2009 | CN201349141Y Safe device for output of electric motor car charger |
| 11/18/2009 | CN100561821C System and method for automatic recognizing input of AC voltage |
| 11/12/2009 | WO2009135250A1 In-line power controller |
| 11/11/2009 | EP2115847A1 Motor vehicle controller with polarity-reversal protection |
| 11/11/2009 | EP2115846A1 Over-voltage protection circuit |
| 11/11/2009 | EP1125351B1 Protective circuit for a series connection of a power semi-conductor end stage and an inductive consumer |
| 11/11/2009 | CN101577421A Lead acid battery charge protection and optimization technology |
| 10/21/2009 | CN201332368Y Portable solar electric source |
| 10/21/2009 | CN101563824A System and method to determine the impedance of a disconnected electrical facility |
| 10/14/2009 | CN100550076C Building control or danger warning system |
| 10/07/2009 | CN201323450Y Mine feed protector for detecting and displaying vacuum tube adhesion |
| 09/23/2009 | CN101540250A Ground-fault circuit interrupter |
| 09/22/2009 | US7592911 Construction hard hat having electronic circuitry |
| 09/22/2009 | US7592781 Charger control circuit with automatic polarity selection |
| 09/16/2009 | CN201312124Y Protection circuit for preventing accumulator charging and reversal connection |
| 09/16/2009 | CN201312123Y Detection circuit for input voltage of DC600V power electronic equipment |
| 09/16/2009 | CN100541957C Monitoring device, electrical machine tool, current supply device, and associated method of operation |
| 09/09/2009 | EP2097961A1 Power supply monitoring system |
| 09/02/2009 | EP2095481A1 System and method to determine the impedance of a disconnected electrical facility |
| 09/02/2009 | CN101521377A Power polar protective circuit |
| 09/02/2009 | CN101521376A Power polar protective circuit |
| 09/01/2009 | US7583062 Method and system for protecting voltage regulator driver circuitry during field coil short circuit condition |
| 08/26/2009 | CN101515711A Power supply polarity protection circuit |
| 08/25/2009 | US7579719 Protector suitable for cascade connections and corresponding method for safety-conditioned switching |
| 08/19/2009 | CN101510682A Power supply protection device based on AC 220V/110V |
| 08/19/2009 | CN100530887C Mechanical reversal connecting device |
| 08/19/2009 | CN100530875C Electric equipment protecting means |
| 08/12/2009 | EP2088444A1 System level testing for substation automation systems |
| 08/12/2009 | EP2087592A1 Logic output stage of integrated circuit protected against battery inversion |
| 08/05/2009 | CN101496509A Motor control device of electric fishing reel |
| 08/05/2009 | CN101496508A Motor control device of electric fishing reel |
| 08/04/2009 | US7570027 Electric power generation control apparatus |
| 07/29/2009 | CN101494380A Electronic equipment and inverse connection protector |
| 07/23/2009 | US20090184588 Switchgear for Protecting Dangerous Machines |
| 07/23/2009 | DE202008017194U1 Überspannungs-/Umkehrspannungs-Schutzschaltung Overvoltage / reverse voltage protection circuit |