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)
08/2010
08/25/2010CN101814401A Tripping device of molded case circuit breaker
08/25/2010CN101814400A Automatic high-voltage circuit breaker
08/25/2010CN101814399A Buffer for intelligent operation of high-voltage circuit breaker
08/25/2010CN101339852B Clamping construction
08/19/2010DE19919949B4 Vorrichtung mit einem Sicherheitsschalter A device with a safety switch
08/19/2010DE102009008677A1 Schaltgerätesystem Switchgear System
08/18/2010EP2219199A1 Switching device system
08/18/2010EP2218087A1 Protective relay and human-machine interface therefor
08/18/2010EP1805774B1 Circuit interrupting device with a turnbuckle and weld break assembly
08/18/2010EP1366499B1 Insulating material for over-moulding on medium and high voltage appliances, and medium and high voltage electric appliances using same
08/18/2010CN201556801U Intelligent fire-proof socket
08/18/2010CN201556721U Wiring terminal and electrical mounting device provided with same
08/18/2010CN201556588U Adjustable leakage circuit breaker
08/18/2010CN201556587U Extended terminal of universal breaker
08/18/2010CN201556586U Electromagnetism system of trip
08/18/2010CN201556585U Bipolar overload current protection switch
08/18/2010CN201556584U Reset switch with trip free mechanism
08/18/2010CN201556583U Intelligence controller with shifting fork type self-adapting locking mechanism
08/18/2010CN201556582U Molded case circuit breaker and casing thereof
08/18/2010CN201556581U Electronic type overload relay convenient for fixing guide rod
08/18/2010CN201556580U Low-voltage frame circuit breaker
08/18/2010CN201556579U Circuit breaker with function of frequency measurement
08/18/2010CN201556578U Electronic type overload relay convenient for fixing current transformer
08/18/2010CN1716494B Breaker
08/18/2010CN1637968B Device for supplying power to an electronic protection device to be used in a low-voltage circuit breaker
08/18/2010CN101809704A Control of the display background illumination in a power switch
08/18/2010CN101807758A Test electric connector of low voltage breaker
08/18/2010CN101807498A Mechanical circuit breaker with short-circuit self-locking mechanism
08/18/2010CN101807497A Direct-current circuit breaker with selectivity
08/18/2010CN101807496A Thermal type tripping device and circuit breaker using the same
08/18/2010CN101807495A C type intelligent circuit breaker with automatic switch-on function
08/18/2010CN101807494A Built-in C type intelligent circuit breaker with automatic switch-on function
08/18/2010CN101339868B Contact system of circuit breaker
08/18/2010CN101299403B Plastic case breaker electronic type release apparatus
08/18/2010CN101226209B Ammeter with breaker
08/17/2010US7777139 Switching device provided with neutral conductor
08/12/2010WO2010088875A1 Tripping apparatus, particularly for circuit breakers
08/12/2010DE102009007773A1 Circuit-breaker for protecting load e.g. during short-circuit, has housing locked with housing cover only when fastening parts are not at predetermined positions, where fastening parts are reversely formed according to type of spring
08/11/2010CN201549458U Circuit breaker with anti-skid handle
08/11/2010CN201549457U Fuse-type falling safety device
08/11/2010CN201549456U Mechanical interlocking device
08/11/2010CN201549455U Accurate current detecting device
08/11/2010CN201549454U Connection device used for small breaker
08/11/2010CN201549453U Circuit breaker bracket
08/11/2010CN201549452U Novel high voltage circuit breaker switch casing
08/11/2010CN201549451U Micro circuit breaker safety protective cover
08/11/2010CN101800139A Moving contact spring and current protector
08/11/2010CN101188176B Device for correctly displaying close and open status of plastic breaker contactor
08/11/2010CN101138062B High voltage/high current fuse
08/11/2010CN101123150B Quick electromagnetic push driven machine
08/11/2010CN101047082B Rotation double-breakpoint contact system of circuit breaker and its rotor
08/05/2010DE102009023557B3 Electrical switch i.e. circuit breaker, has strip fastened to free end of retaining bracket and comprising fastening end, and input terminal connected with fastening end over conductor piece that has higher conductivity than bracket
08/05/2010DE102009007576A1 Circuit breaker for protecting consumer load, has latching magnets comprising winding that is supplied with current, where voltage over magnets is detected, such that increase of voltage above preset value signalizes error in winding
08/04/2010EP2212897A1 Arc chamber for a switching device, and switching device comprising said arc chamber.
08/04/2010EP2212896A2 Arc gas exhaust passage for a circuit breaker with a double break contact arrangement
08/04/2010CN201541117U Protective device
08/04/2010CN201540863U Drop-out fuse insulating partition of 10kV line
08/04/2010CN201540862U Electronic type overload relay with reliable operation of testing button
08/04/2010CN201540861U Breaker for operating mechanism with positioning part sleeve
08/04/2010CN201540860U Electric switch equipment, loading component and interlocking component thereof
08/04/2010CN201540859U Breaker terminal connecting piece and breaker
08/04/2010CN201540858U Heat radiation circuit breaker
08/04/2010CN101796606A Electromagnetic switching device having a plurality of areas graduated relative to one another
08/04/2010CN101794981A Multifunctional electric leakage protector
08/04/2010CN101794689A Small-sized plastic-shell combined switch
08/04/2010CN101794687A Apparatus and handle connector
08/04/2010CN101794686A Switching mechanism having a switching lever and being used for switching device
08/04/2010CN101794685A Decompression repulsion dynamic breaking device of breaker
08/04/2010CN101794684A Switching mechanism capable of indicating contacts status and mold cased circuit breaker having the same mechanism
08/04/2010CN101794683A Intelligent circuit breaker with automatic switching-in control unit
08/04/2010CN101794682A Intelligent controller of frame circuit breaker
08/04/2010CN101794673A Motor-driven operating mechanism with thermal protector
08/04/2010CN101064228B Circuit breaker
08/03/2010US7765689 Method of manufacturing self-locking wire terminal
07/2010
07/29/2010WO2009083173A8 Protective device and combination switching device
07/28/2010CN201536252U 用于塑壳断路器的过电流脱扣装置 Overcurrent tripping device for molded case circuit breakers
07/28/2010CN201536088U 电气开关装置及其加热器组件 The electrical switching apparatus and the heater assembly
07/28/2010CN201536087U 一种特高压断路器 One kind of ultra-high voltage circuit breakers
07/28/2010CN1881495B Actuating device for an electrical switch device with rotational locking means
07/28/2010CN101789339A The trip circuit assembly of earth leakage circuit breaker
07/28/2010CN101789337A Rocking guide rod type electric operating mechanism for circuit breaker
07/28/2010CN101789336A Built-in circuit breaker with automatic switch-on function
07/28/2010CN101789327A Combined appliance of indoor high-voltage vacuum load switch and high-voltage fuse
07/28/2010CN101145478B Circuit breaker with leakage, overloading and short circuit protector
07/27/2010US7764151 Circuit interrupting device with reverse wiring protection
07/21/2010CN201532918U Socket-type residual current breaker
07/21/2010CN201532912U Flat pushing-type circuit breaker switching-closing knob
07/21/2010CN201532911U Snap-action manual reset travel switch
07/21/2010CN201532910U Tripping device
07/21/2010CN201532909U Novel leakage circuit breaker tripping structure
07/21/2010CN201532908U Fingerprint identification separation-integration brake breaker device
07/21/2010CN201532907U Universal thread-off proof device for circuit breaker
07/21/2010CN201532906U Dual-power automatic transfer switch with indication
07/21/2010CN201532905U Cover for molded case circuit breaker
07/21/2010CN101785078A Method for identification of components in an electrical low-voltage switchgear assembly
07/21/2010CN101783272A Drop-out fuse
07/21/2010CN101783268A Remote control device of circuit breaker
07/21/2010CN101783267A Manual operating mechanism for opening and closing of dropout type fuse and fuse carrier
07/21/2010CN101783266A Intelligent micro-circuit breaker having automatic switch-on function
07/21/2010CN101783265A Run/test position indicator devices in circuit breaker
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