Patents
Sitemap › H01 - Basic electric elements › H01H - Electric switches; Relays; Selectors; Emergency protective devices › H01H 71 - Details of the protective switches or relays covered by groups
Patents for H01H 71 - Details of the protective switches or relays covered by groups (18,450)
08/2012
08/21/2012CA2531211C Manual trip control method and arrangement for multiple circuit interrupters
08/16/2012DE102011004216A1 Adjusting device for use in thermal magnetic trip device of power switch for adjusting tip of bimetallic strip, has holder whose actuation element is designed as screw and connected to expandable metal sheet
08/16/2012DE102011004215A1 Ladevorrichtung für Kraftfahrzeuge sowie Verfahren zum Laden eines Speichers für elektrische Ladung in einem Kraftfahrzeug Loading device for motor vehicles and method for loading a memory for electric charge in a motor vehicle
08/16/2012CA2768533A1 Latch assembly and electrical switching apparatus including the same
08/15/2012EP2486579A1 Magnet aided solenoid for an electrical switch
08/15/2012EP2486578A1 3 phase rcbo
08/15/2012EP1709658B1 Auxiliary contact configuration for switching device
08/15/2012CN202384277U Miniature intelligent magnetic latching circuit breaker
08/15/2012CN202384276U Quick breaking device for circuit breaker
08/15/2012CN202384275U Frame-type circuit breaker
08/15/2012CN202384274U Miniature contact-visible circuit breaker
08/15/2012CN202384273U Breaker underframe
08/15/2012CN202384272U Intelligent magnetic-latching miniature circuit breaker
08/15/2012CN102637559A Overvoltage and undervoltage tripper of small-sized breaker
08/15/2012CN102637558A Switching-off device for spring operating mechanism of circuit breaker
08/15/2012CN102637557A Spring actuator for circuit breaker
08/15/2012CN102637542A Radiator based on circular radiating of liquid metal or alloy thereof for high-capacity direct-current circuit breaker
08/15/2012CN101937809B Tripping device for brake switching mechanism of drop fuse
08/15/2012CN101937808B Dropping type fuse
08/15/2012CN101937804B Lever mechanism for dropout fuse
08/15/2012CN101097817B Electric protection device controlled by an auxiliary control device
08/09/2012WO2012105913A1 Electromagnetic relay, in particular for interruption of an electric circuit in the cases of differential circuit, and a switch comprising such relay
08/09/2012WO2012104260A1 Electric switching device
08/09/2012WO2012103769A1 Traction rod for plastic shell circuit breaker
08/09/2012DE10344735B4 Elektrisches Installationsgerät Electrical installation device
08/09/2012DE102011010774A1 Apparatus for providing electrical power for electrically operable vehicle, has actuator unit for switching protection switching element to monitoring switching position in which occurrence of fault current in connecting line is detected
08/09/2012DE102011010770A1 Vorrichtung zum Bereitstellen elektrischer Energie sowie Betriebsverfahren hierfür Means for providing electrical energy and operating method therefor
08/09/2012DE102011008829B4 Installationsschaltgerät Installation switching device
08/09/2012DE102011003801A1 Fehlerstromschutzschalter Residual current circuit breakers
08/09/2012DE102011003598A1 Elektronische Auslöseeinheit für einen elektrischen Schalter The electronic trip unit for an electrical switch
08/08/2012EP2485237A1 Residual current protection switch
08/08/2012EP2345056B1 Electrical overcurrent relay having a rocker which is borne such that it can pivot
08/08/2012EP1681700B1 Circuit breaker
08/08/2012CN202373742U Auxiliary electric connecting device of plug
08/08/2012CN202373538U Overcurrent releaser with self locking function
08/08/2012CN202373537U Amplification mechanism for tripping force of circuit breaker
08/08/2012CN202373536U Instantaneous action adjustable plastic case circuit breaker
08/08/2012CN202373535U Circuit breaker actuating mechanism for three-phase power supply protector
08/08/2012CN202373534U Interlocking device of circuit breaker group
08/08/2012CN202373533U Electrical connection device of breaker
08/08/2012CN202373532U Low-voltage universal circuit breaker
08/08/2012CN202373531U Bellows sealing device
08/08/2012CN102629535A Electronic trip unit for an electrical switch
08/08/2012CN102629534A Control and protection switch
08/08/2012CN102629533A High-power spring operating mechanism for high-voltage breaker
08/08/2012CN101673626B Locking removing method for closing locking circuit of breaker
08/08/2012CN101645378B Removable circuit breaker handle
08/08/2012CN101552162B Circuit breaker
08/08/2012CN101465247B Mechanism for setting and regulating circuit breaker time-delay current
08/08/2012CN101211699B Key lock device for circuit breaker
08/04/2012CA2766824A1 Side accessible circuit breaker to bus connections
08/02/2012WO2012100793A1 Switching unit for switching high dc voltages
08/02/2012WO2012100652A1 Frame-supported circuit breaker having automatic locking function
08/02/2012WO2012076247A3 Sensor system or sensor for detecting mechanical or thermal measurement variables or system states
08/02/2012WO2012056287A3 A protection relay for sensitive earth fault prtection
08/02/2012DE102011003518A1 Verfahren zum Schutz eines Ladekabels und Ladeeinrichtung A method of protecting a charging cable and charger
08/02/2012CA2785605A1 Switchgear unit for switching high dc voltages
08/01/2012EP2481068A2 Trip unit
08/01/2012EP2481066A1 Common structure for producing n-phase protection units, and neutrals
08/01/2012CN202364497U Electronic device equipped with input and output terminals at same side of the housing thereof
08/01/2012CN202363399U Fuse cutout with automatically-tippable fusion tube hanger bolt
08/01/2012CN202363391U Breaker
08/01/2012CN202363390U Universal circuit breaker
08/01/2012CN202363389U Tripping device of direct-current circuit breaker operating mechanism
08/01/2012CN202363388U Undervoltage tripping device used for breaker
08/01/2012CN202363387U Tripping traction device for circuit breaker
08/01/2012CN202363386U Supply current transformer with function of reserved magnetic trip
08/01/2012CN202363385U Security unit
08/01/2012CN202363384U Security unit
08/01/2012CN202363383U Security unit
08/01/2012CN202363382U Drawer-type connecting box device of high-voltage circuit breaker
08/01/2012CN202363381U Circuit breaker with contact system capable of saving braid-connection welding space
08/01/2012CN202363380U Plug-in wiring terminal of drawer type circuit breaker
08/01/2012CN202363379U Connection structure of molded case circuit breaker
08/01/2012CN202363378U Overload alarm device of moulded case circuit breaker
08/01/2012CN202363377U Electric leakage breaker capable of providing continuous working power supply
08/01/2012CN202363376U 断路器 Breaker
08/01/2012CN202363375U Breaker locking sheet structure
08/01/2012CN202363369U Solenoid switch capable of automatically switching-off at power outage
08/01/2012CN202363354U Quick permanent-magnet flexible connector for vacuum circuit breaker
08/01/2012CN202363348U Mobile vacuum load switch and fuse composite appliance device
08/01/2012CN102624083A Double-power automatic change-over switch
08/01/2012CN102623269A Electric leakage breaker capable of adjusting electric leakage parameters automatically and conducting low-voltage protection
08/01/2012CN102623268A Circuit breaker with selective protection
08/01/2012CN102623267A Three-phase change-over-switch type leakage protector
08/01/2012CN102623266A Hydraulic solenoid operated circuit breaker release and assembling process thereof
08/01/2012CN102623265A Circuit interruption device and method of assembly
08/01/2012CN102623264A Slow opening-proof device for hydraulic control mechanism of high voltage circuit breaker
08/01/2012CN102623263A Earth leakage circuit breaker capable of reminding countdown before closing
08/01/2012CN102623262A Circuit breaker switching off/on coil with self-protection function
08/01/2012CN102623261A Universal circuit breaker
08/01/2012CN102623260A Rapid wiring type breaker
08/01/2012CN102623259A Quick wiring type breaker
08/01/2012CN102623258A Visualized ready-to-close indicating component of breaker
08/01/2012CN102623257A Trip alarm apparatus for small circuit breaker
08/01/2012CN102623256A Apparatus for interrupting current
08/01/2012CN102623255A Circuit breaker
08/01/2012CN101162668B Low-voltage device with rotating element with high electrodynamic strength
07/2012
07/31/2012US8232858 Microelectromechanical (MEM) thermal actuator
07/31/2012US8230682 Thermally activated initiator assembly
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