Patents
Sitemap › H01 - Basic electric elements › H01H - Electric switches; Relays; Selectors; Emergency protective devices › H01H 83 - Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
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)
10/2000
10/19/2000DE19916988A1 Low voltage switching device with bimetal release for e.g. motor protection switch or power switch has calibration bridge system positioned between bimetal assembly
10/18/2000CN1057645C Earthleakage-current protection device
10/16/2000CA2305910A1 Combo afci/gfci with single test button
10/11/2000CN2400936Y Electronic leakage protective socket
10/11/2000CN1057409C Electrical differential protection apparatus with test circuit
10/04/2000CN2399872Y Protector
10/03/2000US6127909 Breaker mechanism for an electric circuit-breaker
10/03/2000CA2119287C Multipole circuit breaker with modular assembly
09/2000
09/26/2000US6124558 Rotation-activated circuit-breaker with a leading auxiliary switch
09/20/2000EP1036401A1 Switchgear unit with leading auxiliary switch
09/20/2000EP1036400A1 Switchgear unit consisting of a switching device and a coupled leading auxiliary switch
09/20/2000CN2397599Y Double system relay protector for distribution equipment
09/13/2000CN2396508Y 多功能接触器 Multifunction contacts
09/13/2000CN1266271A Tripping apparatus
09/06/2000EP1033737A1 Tripping device
09/06/2000EP1033735A1 Electronic trip device comprising a removable long-time-delay module with a conection/disconnection function
08/2000
08/29/2000US6111489 Circuit breaker configuration
08/29/2000US6111327 Automatic power cut-off device for emergency situations
08/16/2000CN2392290Y Phase-detecting amplitude-detecting type leakage relay
08/16/2000CN2392250Y 组合开关 Combination Switch
08/15/2000US6104586 Circuit breaker switch apparatus
08/09/2000CN2391303Y Automatic series attenuator audio protector
08/02/2000CN2390337Y Multifunctional earth leakage protector
08/02/2000CN2390336Y Phase interruption protector for motor
08/02/2000CN1055176C Electrically controlled tripping mechanism and switch device mounted with it
08/02/2000CN1055175C Device for anti-downrating of circuit breaker following fitting of auxiliary unit
08/02/2000CN1055174C Apparatus for detecting state of electromechanical protective switch
08/01/2000US6095678 Method of calibrating a thermal trigger for an electrical switching device
07/2000
07/27/2000WO2000044078A1 Circuit breaker
07/25/2000US6094126 Thermal circuit breaker switch
07/20/2000DE19901675A1 Covering hood for thermal overcurrent relay, covers relay region near front, is held on relay housing by latching protrusions and latching points engaging side wall opposite attachment surface
07/19/2000CN1054700C Operation of residual current apparatus
07/18/2000CA2164719C Ground fault module conductors and base therefor
07/05/2000EP1017080A2 Auxiliary device
07/05/2000EP1017079A2 Auxiliary device for circuit breakers
07/05/2000CN1054232C Differential switch associated to one or more circuit protection elements
07/05/2000CN1054231C Differential protection unit with passage for cables
06/2000
06/28/2000EP1014416A2 Residual-current device
06/28/2000EP1014413A2 Electronic driving circuit for a bistable actuator
06/28/2000EP1014412A2 Bistable actuator
06/28/2000CN2385448Y Automatic safety socket for electric equipment
06/28/2000CN1258374A Rotation-activated circuit-breaker with leading auxiliary switch
06/28/2000CN1258124A Residual current device
06/28/2000CN1258088A Bistable starter
06/22/2000WO2000036624A1 Remote controllable circuit breakers with positive temperature coefficient resistivity (ptc) elements
06/22/2000WO2000036623A1 Circuit breaker with multiple test switch assembly
06/22/2000CA2320251A1 Remote controllable circuit breakers with positive temperature coefficient resistivity (ptc) elements
06/22/2000CA2320057A1 Circuit breaker with multiple test switch assembly
06/21/2000CN2384311Y Open-phase protection ac contactor
06/15/2000DE19853901C1 Unterspannungsauslöser Undervoltage release
06/13/2000US6075436 Circuit breaker assembly
06/07/2000CN2382128Y Breaker against electric leakage and fire
05/2000
05/31/2000EP1005060A2 Undervoltage release device
05/31/2000EP1004129A1 Protective switchgear
05/31/2000CN2381015Y Contactor with protection function
05/30/2000CA2066629C Plug-in circuit breaker
05/18/2000WO2000028560A1 Thermal overload relay provided with a spring leaf mechanism
05/17/2000EP1000430A1 Device for coupling two attached modular electrical elements
05/17/2000CN1253371A Circuit breaker possessing high power strength and breaking capability
05/11/2000WO2000026934A1 Electric micromechanical residual-current protective switching device
05/11/2000DE19850397A1 Elektrische Fehlerstromschutz-Schalteinrichtung Electrical fault current protective switching device
05/10/2000CN2377672Y Three-phase loss-of-phase protection AC contactor
05/10/2000CN1052302C DC current sensor
05/04/2000DE19949783A1 Switch-off device for protecting motor vehicle circuit from overcurrent and excess temperature, controls power device based on output of buffer storing state based on current and temperature detector outputs
05/02/2000US6057997 Circuit breaker responsive to repeated in-rush currents produced by a sputtering arc fault
05/02/2000US6057996 Leakage current alarming/blocking apparatus using antiphase transformer
05/02/2000CA2005531C Molded case circuit breaker current transformer assembly
04/2000
04/27/2000DE19847815A1 Fault current protection system for electrical load has control device monitoring operation of fault current protection device for operating release device for disconnection of current circuit upon its failure
04/19/2000EP0994547A2 Earth leakage-current protection system
04/19/2000CN1051638C Differential current protective switch with special core material
04/18/2000US6052047 Circuit interrupter with covered accessory case, adjustable under voltage relay, self-retaining collar and one-piece rail attachment
04/18/2000US6052046 Miniaturized double pole circuit breaker with arc fault and ground fault protection
04/13/2000DE19845799A1 Elektrischer Leistungsschalter mit einem Informationsspeicher Electrical circuit breaker having an information memory
04/12/2000CN2373890Y High-sensitive electricity leakage circuit breaker
04/11/2000US6049265 Load disconnecting switch, in particular for the load circuit of a motor vehicle battery
04/06/2000WO2000019474A1 Electric circuit breaker having a data store
04/06/2000WO2000019473A1 Circuit breaker with a rated current plug connector
03/2000
03/30/2000DE19845825A1 Leistungsschalter mit einem Bemessungsstromstecker Circuit breaker with a rating plug
03/29/2000CN2371712Y Socket-residual current protector
03/21/2000US6040967 Reset lockout for circuit interrupting device
03/16/2000WO1999063563A9 Device for coupling two attached modular electrical elements
03/09/2000DE19825246C1 Elektromechanischer Batterietrennschalter, insbesondere für Kraftfahrzeuge Electromechanical battery disconnect switch, especially for motor vehicles
03/09/2000DE19825245C1 Batterie-Hauptschalter, insbesondere für Kraftfahrzeuge Battery switch, especially for motor vehicles
03/08/2000EP0984478A1 Converting material for leak current protectors and its application
03/08/2000EP0983601A1 Rotation-activated circuit-breaker with a leading auxiliary switch
03/07/2000US6034859 Power circuit-breaker with current transformers and data storage device
03/07/2000US6034584 Arrangement for mechanically coupling an overload relay to a contactor
03/02/2000WO2000011696A1 Circuit interrupting system with independent trip and reset lockout
03/02/2000CA2341552A1 Circuit interrupting system with independent trip and reset lockout
02/2000
02/23/2000EP0898781B1 Process for adjusting a thermal overload cut-out
02/23/2000CN2365756Y Overload switch
02/23/2000CN2365755Y Remote-control leakage protector
02/22/2000US6028757 Process for adjusting a thermal overload cut-out
02/16/2000CN2364550Y Two-wire current breaker with 18 mm width
02/16/2000CN2364549Y Circuit protection arrangement
02/16/2000CN2364547Y Safety cut-off switch with display
02/15/2000CA2025781C Circuit breaker with moving magnetic core for low current magnetic trip
02/09/2000EP0978858A2 Circuit breaker
02/09/2000CN2363378Y 电磁式漏电断路器 Electromagnetic leakage circuit breakers
02/03/2000DE19833829A1 Auslöseeinrichtung für einen Fehlerstromschutzschalter und Schaltungsanordnung zur Ansteuerung derselben Triggering device for a residual current circuit breaker and circuit arrangement for driving the same
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