| 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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| 03/21/2007 | CN2881943Y Electromagnetic switch |
| 03/21/2007 | CN2881942Y Overload short-circuit protection switch |
| 03/20/2007 | CA2510681C Device and a method for advanced protection from short circuit current |
| 03/15/2007 | DE102005050318B3 Converter unit used in a device for measuring an electrical differential current comprises a base surface, a clamp holder, a summation current converter and a primary conductor guide with primary conductors |
| 03/14/2007 | CN2879409Y Socket type earthing fault circuit breaker with reverse-connection protecting function |
| 03/14/2007 | CN1929228A Double-magnetic high sensitive earth leakage protective device |
| 03/08/2007 | WO2006075232A3 Blow open moving contact assembly for electric power switching apparatus with a very high current interruption rating |
| 03/08/2007 | US20070053119 Earth leakage detection device |
| 03/08/2007 | US20070053118 Reset lockout mechanism and independent trip mechanism for center latch circuit interrupting device |
| 03/07/2007 | CN2877027Y Reinforced grounding fault circuit breaker with reverse connecting protection function |
| 03/07/2007 | CN1926740A Overload release |
| 03/06/2007 | US7187526 Circuit interrupting device with lock out and reversible wiring |
| 02/28/2007 | CN2874761Y Quick leakage protective plug |
| 02/28/2007 | CN1302502C Fault current protective switches |
| 02/27/2007 | US7184250 GFCI that cannot be reset until wired correctly on line side and power is applied |
| 02/27/2007 | US7183672 MOSFET based, high voltage, electronic relays for AC power switching and inductive loads |
| 02/27/2007 | US7183671 Semiconductor device and method for producing the same |
| 02/21/2007 | EP1754295A2 Aircraft applicable circuit imbalance detection and circuit interrupter and packaging thereof |
| 02/21/2007 | EP1273022B1 Low-voltage circuit breaker comprising a data memory |
| 02/14/2007 | EP1751864A2 Apparatus and method for shifting a signal from a first reference level to a second reference level |
| 02/14/2007 | CN2870152Y Suction-aid type under-voltage releasing device |
| 02/13/2007 | US7177126 ALCI with reset lockout and independent trip |
| 02/13/2007 | US7176673 Direct current detection circuit |
| 02/07/2007 | EP1749305A1 Control device for an electrical apparatus |
| 02/07/2007 | CN2867578Y Hand-free telephone lightning protection and high-tension protection cut-off relay |
| 02/07/2007 | CN2867577Y Rosette grounding fault breaker |
| 02/07/2007 | CN2867561Y Mine flame-proof vacuum feed switch |
| 02/06/2007 | CA2236283C Ground fault circuit interrupter system with uncommitted contacts |
| 01/31/2007 | CN1906723A Protective switch device comprising a differential current triggering device |
| 01/31/2007 | CN1906722A Leading auxiliary switch for protection switch |
| 01/23/2007 | US7167349 Earth leakage breaker |
| 01/17/2007 | CN1897383A Operation blocker and blocking method for user |
| 01/16/2007 | US7164563 Circuit interrupting device line load reversal sensing system |
| 01/16/2007 | CA2329114C Arc fault protected device |
| 01/10/2007 | EP1243013B1 Simulation switch |
| 01/10/2007 | CN2857212Y Intelligent leakage protector |
| 01/09/2007 | US7161780 Circuit interrupting device with single throw, double mode button for test-reset function |
| 01/09/2007 | US7161265 Source and system which are used to power a removable electric charge |
| 01/04/2007 | WO2006008273A9 Circuit breaker with a narrow structure |
| 01/03/2007 | CN1889318A Electric arc fault protection circuit |
| 01/02/2007 | US7157813 Method and apparatus for mode selection for high voltage integrated circuits |
| 12/28/2006 | WO2006137687A1 Power switching device and method for preventing operational errors by high frequency current contact and leakage breaking device therefor |
| 12/27/2006 | EP1736784A1 Differential current measuring apparatus, tripping device and switchgear |
| 12/27/2006 | CN2852456Y Electromagnetic earth leakage protective socket with wiring error prevention function |
| 12/27/2006 | CN2852373Y Creepage breaker |
| 12/27/2006 | CN2852372Y Ground-fault breaker with reverse wiring protection function |
| 12/27/2006 | CN1885657A Creepage breaker |
| 12/27/2006 | CN1885473A Electric leakage breaker |
| 12/27/2006 | CN1885044A Differential current measuring apparatus, tripping device and switchgear |
| 12/20/2006 | CN1881724A Back-to-back differential protection method in high-voltage DC power transmission system |
| 12/19/2006 | US7151329 Integrated protection, monitoring, and control system |
| 12/13/2006 | CN2847635Y Leakage protector |
| 12/13/2006 | CN1879182A Overvoltage protection device provided with arc cutting means and corresponding method |
| 12/12/2006 | US7149065 Self testing digital fault interrupter |
| 12/12/2006 | US7148774 Contact assembly |
| 12/08/2006 | CA2549709A1 Arc fault circuit interrupter and method for inhibiting series arc protection based on dimmer phase angle |
| 12/07/2006 | WO2006129935A1 Earth leakage circuit breaker |
| 12/07/2006 | WO2006128265A1 Electronic gas relay |
| 12/07/2006 | US20060273859 Reset lockout for sliding latch GFCI |
| 12/07/2006 | DE10238533B4 Schaltkreisunterbrecher A circuit breaker, |
| 12/07/2006 | DE10158254B4 Überlastauslöseeinrichtung für Leitungsschutzschalter Overload tripping device for circuit breaker |
| 12/07/2006 | CA2610229A1 Circuit interrupting device having integrated enhanced rfi suppression |
| 12/06/2006 | CN1873874A Ground fault circuit interrupter of possessing function for safeguarding inversed connection |
| 12/06/2006 | CN1873873A Unit for safeguarding inversed connection in ground fault circuit interrupter |
| 12/06/2006 | CN1288816C Locking device for leakage breaker |
| 12/06/2006 | CN1288814C Hanging anti-theft lightning arresters |
| 12/06/2006 | CN1288688C Phase defect display equipment used on thermomagnetic type moulded box type circuit breaker |
| 11/30/2006 | DE102005024347A1 Elektrisches Bauteil mit abgesichertem Stromzuführungsanschluss Electrical component with fused power supply terminal |
| 11/30/2006 | DE102005024346A1 Sicherungselement mit Auslöseunterstützung Fuse element with push support |
| 11/30/2006 | DE102005024321A1 Absicherungsschaltung Protection circuit |
| 11/29/2006 | EP1726074A1 Overload release |
| 11/29/2006 | CN2842832Y Earth leakage protective device |
| 11/29/2006 | CN2842715Y Socket-type earthing fault line breaker with reverse-wiring protection function |
| 11/23/2006 | US20060262468 Two piece button assembly for circuit interrupting device with reset lockout |
| 11/16/2006 | WO2006120147A1 Device for housing and connection of accessories for switches |
| 11/16/2006 | US20060255661 LSI internal signal observing circuit |
| 11/16/2006 | DE10158255B4 Leitungsschutzschalter mit Sofortauslösung Circuit breaker with instantaneous trip |
| 11/14/2006 | US7136266 Leakage current detection interrupter extension cord with cord diagnostics |
| 11/11/2006 | CA2545206A1 System and method for dealing with ground fault conditions that can arise in an electrical propulsion system |
| 11/09/2006 | WO2006117550A1 Circuit protection device and test facility to simulate a fault condition |
| 11/09/2006 | US20060250730 Aircraft applicable current imbalance detection and circuit interrupter and packaging thereof |
| 11/01/2006 | CN2833858Y Over-current circuit breaker |
| 11/01/2006 | CN1855656A Electronic trip unit with user-adjustable sensitivity to current spikes |
| 11/01/2006 | CN1855341A Leakage circuit cutout |
| 10/31/2006 | US7129703 Safety switch with an electronic programmable system |
| 10/24/2006 | US7126647 Power supply device of video display apparatus and method thereof |
| 10/19/2006 | DE102005017771A1 Niederspannungs-Leistungsschalter mit Eigenüberwachungsfunktionen Low-voltage switch with self-monitoring functions |
| 10/19/2006 | DE102004026122B4 Schutzschaltvorrichtung mit biegbarem Justierhebel und entsprechendes Justierverfahren Circuit breaker with bendable adjustment lever and appropriate adjustment method |
| 10/18/2006 | CN2829141Y Electromagnetic earth leakage protective socket |
| 10/18/2006 | CN2829071Y Amplifier drive circuit for leakage circuit breaker |
| 10/18/2006 | CN1280861C Overvoltage protection device |
| 10/12/2006 | DE102005016155A1 Fehlerstrom-Schutzschalter Residual current circuit breaker |
| 10/11/2006 | EP1710824A1 Protective switch |
| 10/11/2006 | EP1709661A1 Protective switch device comprising a differential current triggering device |
| 10/11/2006 | CA2542701A1 Arc fault circuit interrupter for a compressor load |
| 10/10/2006 | CA2381266C Arc-fault detecting circuit breaker system |
| 10/06/2006 | CA2542194A1 Method and arc fault circuit interrupter employing a hysteresis value for compressor rumble |
| 10/06/2006 | CA2542083A1 Load-guard |
| 10/05/2006 | DE102005014601A1 Elektronische Baugruppe Electronic assembly |
| 10/04/2006 | CN2824281Y Power cut self-cut off switch |