Patents for H01H 71 - Details of the protective switches or relays covered by groups (18,450) |
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08/05/2008 | CA2348552C Actuator for remote operation of a circuit breaker |
08/05/2008 | CA2331013C Low voltage multipole circuit breaker with high electrodynamic resistance, whereof the pole shaft is arranged in the compartment housing the poles |
07/31/2008 | DE102007003169A1 Verfahren zum Erkennen der Schaltererstellung eines Trennschalters oder eines Erdungsschalters A method of detecting the creation of a switch disconnector or a grounding switch |
07/31/2008 | DE102005050705B4 Kontaktsystem für einen Niederspannungsschalter Contact system for a low voltage switch |
07/30/2008 | EP1950784A1 Reset device for a safety electrical device with reduced reset time |
07/30/2008 | EP1949501A1 Switchgear |
07/30/2008 | EP1949500A1 Switchgear |
07/30/2008 | EP1949401A1 Handle assembly having an integral slider therefor and electrical switching apparatus employing the same |
07/30/2008 | EP1949400A1 Circuit breaker intermediate latch stop |
07/30/2008 | EP1949399A1 Magnetostrictive electrical switching device |
07/30/2008 | EP1194939B1 Circuit breaker accessory reset system |
07/30/2008 | EP1098341B1 Housing for electrical apparatus |
07/30/2008 | CN201094132Y Permanent magnetism type under-voltage releaser electronic control circuit |
07/30/2008 | CN101232173A Motor protector |
07/30/2008 | CN101232169A Shunted exciter tripping type single-phase short circuit protecting equipment |
07/30/2008 | CN101231926A Actuating mechanism of small size circuit breaker |
07/30/2008 | CN101231925A Electromagnetic releasing device of protect switch and protect switch thereof |
07/30/2008 | CN101231924A Auxiliary device and method of reporting information, auxiliary assembly and circuit breaker including said device |
07/30/2008 | CN100407354C 没有桥式触点并具有用于在跳闸时自动阻挡保护插座的表面开孔的装置的gfci No bridge at the time of the trip contacts and has automatic barrier to protect the surface of the receptacle openings for device gfci |
07/29/2008 | US7405645 Thermally activated circuit interrupter |
07/29/2008 | US7405640 Enhanced solenoid-armature interface |
07/24/2008 | WO2008068020A3 Installation switchgear comprising a double break |
07/24/2008 | US20080174399 Fuse mounting member |
07/24/2008 | DE102007003176A1 Line safety switch for use as downstream line safety switch, has integrator determining integral of square of current value, and comparator comparing integral with preset value, where conditions are fulfilled, if preset value exceeds |
07/24/2008 | DE102007003175A1 Mains protector switch, has fixed contact element and movable contact element and movable contact element touches the fixed contact element in closed position of switch |
07/23/2008 | EP1946339A1 A current transformer including a low permeability shunt and a trip device employing the same |
07/23/2008 | CN101226861A Socket type earth fault line breaker |
07/23/2008 | CN101226859A Double coil various current control method for vacuum breaker permanent magnetism mechanism |
07/23/2008 | CN101226858A Self-push self-pull type structure for breaker |
07/23/2008 | CN101226857A Shunt release with indicated function |
07/23/2008 | CN101226209A Ammeter with breaker |
07/17/2008 | DE102006059134A1 Junction box, has light conductor that is formed such that conductor deforms under deformation pressure from knob and sends and/or influences signal in deformed condition or changes signal in relation to undeformed condition |
07/16/2008 | CN101223621A Switching apparatus, particularly power circuit breaker |
07/16/2008 | CN101223620A Modular fieldbus segment protector |
07/16/2008 | CN101222100A Creepage protecting socket with life end checking function |
07/15/2008 | US7400479 Reset lockout for circuit interrupting device |
07/15/2008 | US7400477 Method of distribution of a circuit interrupting device with reset lockout and reverse wiring protection |
07/15/2008 | CA2342484C Method and apparatus for supplying power to a load circuit from alternate electric power sources |
07/15/2008 | CA2256205C Circuit interrupter with covered accessory case with accessory having lock-in feature and pull tab |
07/10/2008 | WO2008082862A1 Circuit breaker electronic trip unit personality module |
07/10/2008 | WO2008034972A3 Protection unit |
07/10/2008 | US20080164130 Electromechanical Switching Device |
07/10/2008 | DE102005047042B4 Leitungsschutzschalter mit zeitverzögerter Auslösung Circuit breaker with time-delayed trip |
07/09/2008 | EP1941526A1 Radiation-crosslinked thermoplastics in an electrical installation switching device |
07/09/2008 | EP1805775B1 Printed circuit board for safety switch and method for manufacture of such a printed circuit board |
07/09/2008 | EP1676289B1 Safety switch comprising a bimetallic snap disk |
07/09/2008 | CN201084672Y An elastic drop-out type fuse cutout |
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 | CN201084665Y Low voltage breaker |
07/09/2008 | CN201084664Y An improved structure of breaker-purpose quincunxial contact |
07/09/2008 | CN201084663Y A thermo-electro-magnetic over-current adjustable-type release |
07/09/2008 | CN201084662Y A shunt release used in double-break plastic-housing breakers |
07/09/2008 | CN201084661Y A switching clip-connection keeping structure of high-pressure breaker |
07/09/2008 | CN201084660Y A leakage breaker linkage device |
07/09/2008 | CN201084659Y A locking device of a breaker operation mechanism cover-plate |
07/09/2008 | CN201084658Y An universal-type breaker electric system |
07/09/2008 | CN201084657Y A breaker with the arc-breaking/-quenching device |
07/09/2008 | CN201084656Y An auxiliary alarm switch used in double-break plastic-housing breakers |
07/09/2008 | CN201084655Y A breaker moving contact |
07/09/2008 | CN201084639Y A low-pressure vacuum breaker actuating mechanism |
07/09/2008 | CN201084246Y A residual current type electric fire detector |
07/09/2008 | CN101218655A Electromagnetic trip device for an electrical installation device |
07/09/2008 | CN101217081A A miniature breaker with indicating device |
07/09/2008 | CN101217080A A resetting mechanism for frame-type circuit breaker |
07/08/2008 | US7397339 Method for ambient temperature compensating thermostat metal actuated electrical devices having a plurality of current ratings |
07/08/2008 | US7396182 Non-explosive device for releasably securing components |
07/08/2008 | CA2268235C Accessory network for an electronic trip unit |
07/03/2008 | WO2008080065A1 Apparatus and method for controlling a circuit breaker trip device |
07/03/2008 | US20080157904 Activation for switching apparatus |
07/03/2008 | DE102007025367A1 Anschlussmodulvorrichtung für einen mit einem gegossenen Gehäuse versehenen Schutzschalter und ein mit einem gegossenen Gehäuse versehener Schutzschalter, welcher dieselbige aufweist Having connection module device for a provided with a molded case circuit breaker and provided with a molded case circuit breaker, which sameness |
07/03/2008 | DE102006059826A1 Kontaktelement zur Befestigung an einem auf einer Tragschiene aufzurastenden, elektrischen Schaltgerät Contact element for attachment to a aufzurastenden on a mounting rail, the electrical switching device |
07/02/2008 | EP1939915A2 Measurement of analog coil voltage and coil current |
07/02/2008 | EP1939914A2 Protection apparatus for air circuit breaker |
07/02/2008 | EP1939913A2 Circuit breaker trip unit rating selection plug |
07/02/2008 | EP1939912A1 Activation for switching apparatus |
07/02/2008 | EP1938354A2 Remote power management and monitoring system with remote circuit breaker control |
07/02/2008 | CN101212133A Plastic-shell electromechanical integrated three-phase AC motor protector with energy storage and impact device |
07/02/2008 | CN101211725A Circuit breaker trip unit rating selection plug |
07/02/2008 | CN101211724A Activation for switching apparatus |
07/02/2008 | CN101211723A Electrical circuit breaker electromagnetical tripping apparatus |
07/02/2008 | CN101211722A Protection apparatus for air circuit breaker |
07/02/2008 | CN101211721A Air circuit breaker protection device |
07/02/2008 | CN101211720A Switch mechanism for air circuit breaker and its elbow connection rod |
07/02/2008 | CN101211719A Terminal module assembly and moulded case circuit breaker having the same |
07/02/2008 | CN101211718A Apparatus for connecting breaker chain pin |
07/02/2008 | CN101211699A Key lock device for circuit breaker |
06/29/2008 | CA2615451A1 Circuit breaker trip unit rating selection plug |
06/28/2008 | CA2614428A1 Interlock assemblies for circuit breakers |
06/26/2008 | WO2008074570A1 Protection device for an automatic circuit breaker and automatic circuit breaker comprising this device. |
06/26/2008 | US20080151463 Apparatus and method for controlling a circuit breaker trip device |
06/26/2008 | DE102007003403A1 Electrical switch for use as selective main line protective switch, has carrier, lever, and knob adjusted by control element so that carrier is blocked by arm to prevent closing of contact point and lever releases carrier to close point |
06/26/2008 | DE102006055321A1 Mehrphasiges, elektrisches Schaltgerät A multiphasic, electrical switching device |
06/25/2008 | EP1936743A2 Double connection terminal screw/plug-in for electrical apparatus |
06/25/2008 | EP1936650A1 Apparatus and method for controlling a solenoid |
06/25/2008 | CN201078800Y DZ47-100 electromagnetic system |
06/25/2008 | CN101208764A Modular switching equipment |
06/25/2008 | CN101206975A Current trip unit for circuit breaker |
06/25/2008 | CN101206974A Extended actuating device for a circuit breaker including a trip assistance device |
06/25/2008 | CN100397540C Operation mechanism of small circuit breaker |