| 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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| 07/15/2008 | US7400477 Method of distribution of a circuit interrupting device with reset lockout and reverse wiring protection |
| 07/10/2008 | WO2008034972A3 Protection unit |
| 07/10/2008 | US20080164962 Switchgear Control Apparatus |
| 07/10/2008 | US20080164961 System with circuitry for suppressing arc formation in micro-electromechanical system based switch |
| 07/10/2008 | US20080164769 Electronic switching apparatus and method for switching autonomous intervention means for automatically redressing malfunctions |
| 07/09/2008 | EP1805775B1 Printed circuit board for safety switch and method for manufacture of such a printed circuit board |
| 07/09/2008 | CN201084671Y A circuit breaker with a protector against leakage, overload and short circuit |
| 07/09/2008 | CN201084670Y Electronic type leakage breaker |
| 07/09/2008 | CN201084669Y A new-structure leakage breaker |
| 07/09/2008 | CN201084660Y A leakage breaker linkage device |
| 07/09/2008 | CN201084657Y A breaker with the arc-breaking/-quenching device |
| 07/09/2008 | CN201084648Y Heat protection switch |
| 07/09/2008 | CN201084579Y A breaker arc quenching cover structure with electric leakage protector |
| 07/09/2008 | CN100401608C Ground fault interrupter |
| 07/08/2008 | US7397333 Trip unit having bimetal element located outside the yoke |
| 07/08/2008 | CA2270728C Circuit breaker with common test button for ground fault and arc fault circuit |
| 07/02/2008 | CN101212133A Plastic-shell electromechanical integrated three-phase AC motor protector with energy storage and impact device |
| 07/02/2008 | CN101211728A Earth leakage circuit breaker |
| 07/02/2008 | CN101211725A Circuit breaker trip unit rating selection plug |
| 07/02/2008 | CN101211721A Air circuit breaker protection device |
| 06/28/2008 | CA2614398A1 Series arc fault current interrupters and methods |
| 06/25/2008 | EP1936651A2 Current trip unit for circuit breaker |
| 06/25/2008 | CN101207271A 差动保护装置 Differential protection device |
| 06/25/2008 | CN101206976A Circuit breaker |
| 06/24/2008 | US7391289 Systems, methods, and device for actuating a circuit breaker |
| 06/19/2008 | US20080143461 Direct current and battery disconnect apparatus |
| 06/19/2008 | CA2613773A1 Circuit breaker with adjustable arc-flash protection and wireless sensor and method of use |
| 06/18/2008 | CN201075365Y User demarcation load switch |
| 06/18/2008 | CN201075364Y Multifunctional phase-interruption leakage circuit breaker for three-phase motor |
| 06/18/2008 | CN101202437A Plastic shell type electromechanical integration three phase ac electric motor protector |
| 06/18/2008 | CN101202434A CFCI with function of coil broken circuit fault indication |
| 06/18/2008 | CN101202185A Intelligent secure prevention circuit breakers |
| 06/18/2008 | CN101202184A Circuit breaker |
| 06/17/2008 | US7388305 AC/DC converter having single detectable input |
| 06/12/2008 | WO2008068115A1 Pluggable surge arrester |
| 06/11/2008 | CN201072737Y Electric appliance protecting device |
| 06/11/2008 | CN201072734Y Instantaneous electricity-consumption AC contactor |
| 06/11/2008 | CN101199034A Earth leakage circuit breaker |
| 06/11/2008 | CN101197229A Protection breaker of electric motor |
| 06/10/2008 | CA2296983C Ground fault circuit breaker |
| 06/05/2008 | WO2008065026A1 Fault-current circuit breaker or residual-current circuit breaker |
| 06/05/2008 | WO2008064476A1 Method and apparatus for detection of resistive fault conditions |
| 06/05/2008 | DE102006056395A1 Fehlerstromschutzschalter bzw. Differenzstromschutzschalter Residual current circuit breakers and residual current circuit breaker |
| 06/04/2008 | CN201069751Y Boundary switch |
| 06/04/2008 | CN201069746Y Electronic current leakage breaker |
| 06/04/2008 | CN101192731A Secure leakage protection jack with life termination detection function |
| 05/29/2008 | WO2008061441A1 Magnetic latching relay with over-current proctection |
| 05/29/2008 | WO2008061357A1 Ground fault detector interrupter |
| 05/29/2008 | US20080122296 Shock-proof electrical outlet devices |
| 05/29/2008 | CA2612842A1 Method and apparatus for detection of resistive fault conditions |
| 05/28/2008 | EP1925012A1 Method for operation of an electrical switching device, and an electrical switching device operated using this method |
| 05/28/2008 | CN201066786Y Touch over-voltage protector with lead-out contact |
| 05/28/2008 | CN201066743Y Novel current leakage protection jack |
| 05/28/2008 | CN201066671Y Monitoring residual current action protection relay |
| 05/28/2008 | CN201066670Y Over-voltage protection device for neutral point of transformer |
| 05/28/2008 | CN101188178A Electric leakage current breaker |
| 05/27/2008 | US7378927 Circuit breaker with independent trip and reset lockout |
| 05/21/2008 | CN201063325Y Zero sequence mutual inductor penetration-hole coupling conductive device special for creepage breaker |
| 05/21/2008 | CN201063324Y Intelligent AC vacuum contactor |
| 05/21/2008 | CN101183627A Earth leakage circuit breaker |
| 05/20/2008 | US7375938 Miswire protection switch compression spring |
| 05/20/2008 | US7375937 Current fault detector and circuit interrupter and packaging thereof |
| 05/20/2008 | US7375935 Ground fault circuit interrupter with enhanced radio frequency interference suppression |
| 05/20/2008 | US7375536 Electric circuit for a capacitive sensor element |
| 05/14/2008 | CN201060828Y Electric leakage circuit breaker |
| 05/14/2008 | CN201060827Y Electric leakage circuit breaker |
| 05/14/2008 | CN201060820Y Switch type current overload protector |
| 05/14/2008 | CN201060815Y Display apparatus of novel ground fault interrupter |
| 05/14/2008 | CN201060734Y Mutual inductor for creepage breaker |
| 05/14/2008 | CN101178994A Circuit breaker |
| 05/10/2008 | CA2591638A1 Unitary member with multiple outlets having surge protection circuitry |
| 05/08/2008 | US20080106359 Breaker |
| 05/07/2008 | CN101176177A Device for housing and connection of accessories for switches |
| 05/07/2008 | CN101174746A Creepage protecting socket with life end checking function |
| 05/07/2008 | CN101174526A Leakage disengaging deivce of earth leakage breaker |
| 05/07/2008 | CN101173964A Arc detection apparatus and method |
| 05/06/2008 | US7369022 Auxiliary switch sub-assembly and electrical switching apparatus employing the same |
| 04/30/2008 | EP1916692A1 Residual current operated circuit breaker |
| 04/30/2008 | EP1916691A2 Automatic reset and self-test device particularly for residual current operated circuit breakers and the like |
| 04/30/2008 | EP1100104B1 Housing for electrical apparatus |
| 04/30/2008 | CN201054340Y Buckle releaser for constant open ground failure breaker |
| 04/30/2008 | CN201054301Y A mutual inductor for current leakage breaker |
| 04/30/2008 | CN101170028A Omnipotent breaker with reclosing device and its control method |
| 04/30/2008 | CN101170026A Residual current operated circuit breaker |
| 04/29/2008 | US7365621 Pivot point reset lockout mechanism for a ground fault circuit interrupter |
| 04/23/2008 | CN201051453Y Reverse circuit control switch device |
| 04/23/2008 | CN101165835A Earthing failure circuit breaker operation device with reverse wiring protection function |
| 04/17/2008 | US20080088394 Electical switching apparatus, and movable contact assembly and contact spring assembly therefor |
| 04/16/2008 | CN201048281Y Motor protection breaker |
| 04/16/2008 | CN201048277Y Earth fault line breaker with service life expiration period reinforced protection function |
| 04/16/2008 | CN201048276Y Earth fault line breaker with service life expiration period reinforced protection function |
| 04/16/2008 | CN201048211Y High-voltage automatic ejection plug |
| 04/16/2008 | CN101162815A Creepage protecting socket |
| 04/16/2008 | CN100381828C Electric arc detecting equipment and method |
| 04/15/2008 | US7358838 Electrical switching apparatus and trip indicator therefor |
| 04/13/2008 | CA2606996A1 Circuit interrupter including a shunt wire current sensor and a processor having a thermal overload predictive function |
| 04/09/2008 | EP1344238B1 Conducting element for shunting an electric power supply |
| 04/09/2008 | CN201045732Y Switch having current-limiting function |
| 04/09/2008 | CN101159206A Electromagnetical type residual current movement protectors mechanism |
| 04/09/2008 | CN101159205A Circuit breakers having indication, reset, alarming and trip mechanism |