| Patents for H01H 83 - Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current (5,042) |
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| 02/02/2011 | CN201732719U Special-purpose air switch for intelligent electric energy meter |
| 02/02/2011 | CN101965620A Residual-current circuit breaker |
| 02/02/2011 | CN101964283A Air circuit breaker with mating part pull-in aid piece of undervoltage tripper reliably fixed |
| 02/01/2011 | US7880340 Radiation-triggered semiconductor shutdown device |
| 01/26/2011 | EP2278605A1 Device for the the protection of an electrical installation against voltage surges |
| 01/26/2011 | CN201725757U Electronic A-type after-current action breaker having permanent magnet tripper |
| 01/26/2011 | CN201725756U Residual current circuit breaker |
| 01/26/2011 | CN201725755U Molded case circuit breaker with residual current protection |
| 01/26/2011 | CN1836302B Test pushbutton module |
| 01/26/2011 | CN101958213A Lock releasing mechanism of residual current operated circuit breaker |
| 01/26/2011 | CN101958212A Receptacle type residual current circuit breaker |
| 01/25/2011 | US7876181 Earth leakage circuit breaker |
| 01/20/2011 | DE102010027421A1 Schalter Switch |
| 01/19/2011 | CN201717597U High-voltage power transmission line fault automatic switching-on and switching-off protection switch |
| 01/19/2011 | CN201717216U Residual current circuit breaker integrating reclosing device with casing |
| 01/19/2011 | CN201717205U Small-sized moulded case-combined switch |
| 01/19/2011 | CN1639939B Circuit protection method, circuit protection system and distribution system |
| 01/19/2011 | CN101950895A Leakage protection socket with reverse wiring and end of life detection function |
| 01/19/2011 | CN101950714A Circuit breaker |
| 01/19/2011 | CN101950713A Small intelligent circuit breaker convenient for adjusting |
| 01/19/2011 | CN101188178B Electric leakage current breaker |
| 01/18/2011 | US7872552 Method and device for the secure operation of a switching device |
| 01/12/2011 | CN201708114U Miniature leakage circuit breaker with high breaking capacity |
| 01/12/2011 | CN201708113U Electric leakage breaker |
| 01/12/2011 | CN201708098U Modularized multi-functional apparatus |
| 01/12/2011 | CN101946297A Protection device against overvoltage including a disconnection accessory |
| 01/12/2011 | CN101441959B Electrical leakage tripping device with alarm |
| 01/11/2011 | US7868719 Tamper resistant interrupter receptacle having a detachable metal skin |
| 01/06/2011 | WO2011001040A1 Module for protecting against overvoltage and protection assembly including such a module |
| 01/05/2011 | DE102009025519A1 Auslöser mit einem wahlweise für U- oder A-Auslösung umstellbaren Auslösemechanismus Trigger with a convertible for either U or O trigger release mechanism |
| 01/05/2011 | CN201698975U Electricity-leakage protection device with input/output terminal |
| 01/05/2011 | CN101937812A Earth fault breaker having functions of over-current protection, end-of-life automatic trip and caution |
| 01/05/2011 | CN101562328B Residual current circuit breaker |
| 01/05/2011 | CN101477924B Switch electric appliance for control and protection |
| 01/05/2011 | CN101192731B Secure leakage protection jack with life termination detection function |
| 01/04/2011 | US7864005 Arc-fault circuit interrupter device |
| 01/04/2011 | US7864004 Activation for switching apparatus |
| 01/04/2011 | CA2434948C Ground fault/arc fault circuit interrupter and method of testing the same with a test button and a reset button |
| 12/30/2010 | US20100332046 Current transformer with integrated actuator |
| 12/30/2010 | US20100327663 System and method to measure load type and exclude the human body model |
| 12/29/2010 | CN101930883A Small-sized breaker |
| 12/28/2010 | US7859368 Circuit interrupting device with automatic components detection function |
| 12/28/2010 | US7859132 Apparatus, system, and method for safely connecting a device to a power source |
| 12/22/2010 | EP2264733A2 Trigger with trigger mechanism which can be adjusted for U or A triggering |
| 12/22/2010 | CN201681779U Boundary switch |
| 12/22/2010 | CN1957433B Controlling device for electric apparatus |
| 12/22/2010 | CN101925974A Fault current circuit breaker and method for carrying out self-test of fault current circuit breaker |
| 12/22/2010 | CN101924344A Multifunction control and protection switch device |
| 12/22/2010 | CN101923988A Modular multifunctional electrical appliance |
| 12/22/2010 | CN101414530B Electric appliance rapid disjunction motion mechanism based on main circuit current excitation |
| 12/16/2010 | WO2010144465A1 Wireless power distribution system and device |
| 12/15/2010 | CN201673882U Digital residual current real-time display protective circuit breaker |
| 12/15/2010 | CN201673881U 220v alternating-current power supply overvoltage protection circuit breaker |
| 12/15/2010 | CN201673880U Intelligent circuit breaker |
| 12/15/2010 | CN201673879U Single-phase automatic recloser residual-current circuit breaker |
| 12/15/2010 | CN201673876U Undervoltage release |
| 12/15/2010 | CN201673875U Improved structure of wall trip switch |
| 12/14/2010 | US7852607 Protection device with lockout test |
| 12/08/2010 | CN101911240A Residual current protection switch |
| 12/08/2010 | CN101911239A Arc protection module |
| 12/07/2010 | CA2578661C Exterior wall lamps |
| 12/02/2010 | WO2010135903A1 Power plug with cable leakage protective function |
| 12/02/2010 | DE102009023633A1 Circuit breaker for distributing multi-phase electric current in electrical switching device, has microcontroller converting output voltage into digital signal and transferring digital signal to protective device by bus i.e. field bus |
| 12/01/2010 | EP2256757A1 Current transformer as well as protection device and circuit breaker including such transformer |
| 12/01/2010 | EP1508150B1 Overvoltage protection device |
| 12/01/2010 | CN201663129U Undervoltage release of circuit breaker |
| 12/01/2010 | CN201663124U Electric leakage indicating mechanism used for electric leakage breaker |
| 12/01/2010 | CN201663123U Earth leakage circuit breaker |
| 12/01/2010 | CN1879182B Overvoltage protection device provided with arc cutting means and corresponding method |
| 12/01/2010 | CN1841616B Residual current circuit breaker |
| 12/01/2010 | CN101901729A Leakage breaker |
| 12/01/2010 | CN101162815B Creepage protecting socket |
| 12/01/2010 | CN101047294B Leakage protection socket |
| 11/25/2010 | DE19836270B4 Schutzeinrichtung gegen die thermische Überlastung einer Schaltanlage Guard against thermal overload of switchgear |
| 11/24/2010 | EP2253004A1 Fault current circuit breaker |
| 11/24/2010 | CN201656249U Shock-resistant electric wiring system |
| 11/24/2010 | CN201655719U Over/under voltage protection circuit breaker |
| 11/24/2010 | CN201655716U Built-in A type intelligent circuit breaker with automatic closing function |
| 11/24/2010 | CN201655715U Built-in B-type intelligent breaker with automatic closing function |
| 11/24/2010 | CN201655699U Built-in breaker with automatic switching in function |
| 11/24/2010 | CN201655575U Damping delay power-off device for mine voltage-loss machinery |
| 11/24/2010 | CN101895088A Leakage detection protection circuit |
| 11/23/2010 | US7839241 Electrical service switching device |
| 11/18/2010 | DE102009021754A1 Hilfsauslöseeinheit für einen Leistungsschalter Auxiliary trip unit for a circuit breaker |
| 11/18/2010 | DE102009020397A1 Arrangement for testing contact system of e.g. miniature circuit breaker, has moving mechanism opening switching contact for testing by utilizing moving contact that is movable independent of switching mechanism of circuit breaker |
| 11/17/2010 | CN1639651B Data sample and transmission modules for power distribution systems |
| 11/17/2010 | CN1639649B Method and system for conditionally triggered system data capture |
| 11/17/2010 | CN101887826A Auxiliary tripping unit for a circuit breaker |
| 11/16/2010 | US7834486 Apparatus and method for powering load center circuits with an auxiliary power source |
| 11/11/2010 | DE102009020396A1 Ground fault circuit interrupter, has control device automatically executing function test on switching mechanism, and shaft blocked by locking device during function test, such that current flow over switching contact remains constant |
| 11/10/2010 | EP2249368A1 Circuit breaker system |
| 11/10/2010 | CN201629276U Low voltage bipolar automatic circuit breaker |
| 11/10/2010 | CN101884082A Automatic switch for low voltage application |
| 11/10/2010 | CN101882539A Locking device of under-voltage relay and tripping device |
| 11/09/2010 | US7830231 Trip actuator including a thermoplastic bushing, and trip unit and electrical switching apparatus including the same |
| 11/09/2010 | US7830230 Handle arm and undervoltage release and circuit interrupter incorporating the same |
| 11/04/2010 | US20100277006 Solid state circuit breaker |
| 10/27/2010 | EP2244373A2 Method and electric switch for testing an energy generator or energy consumer which can be attached to an electrical energy supply network |
| 10/27/2010 | EP2243147A1 Residual current device |
| 10/27/2010 | EP2143123B1 Transmission shaft for an installation switchgear |