Patents
Patents for H01H 71 - Details of the protective switches or relays covered by groups (18,450)
11/2011
11/22/2011CA2365735C Adaptive protection for recloser control
11/17/2011WO2011141938A2 Circuit breaker metering system
11/17/2011WO2011141170A1 Installation switching device
11/17/2011US20110279933 Circuit interrupting device with reset lockout
11/17/2011DE102010020245A1 Thermischer Auslöser Thermal trip
11/17/2011CA2798869A1 Installation switching device
11/16/2011EP2387060A2 Thermal actuator
11/16/2011EP2387059A2 Electric installation switching device with quick fastening means
11/16/2011EP2387055A1 Installation switching device
11/16/2011EP2387054A2 Electrical switching apparatus, and levering assembly and position indicator assembly therefor
11/16/2011CN202042819U Intelligent metal sealed switch equipment
11/16/2011CN202042440U Switch button structure of small-sized low-voltage circuit breaker
11/16/2011CN202042439U Handle and circuit breaker with same
11/16/2011CN202042438U Guide rod structure for connecting breaker draw-out device to pre-breaker
11/16/2011CN202042437U Draw bar of molded case circuit breaker
11/16/2011CN202042436U Trip alarm
11/16/2011CN202042435U Circuit breaker
11/16/2011CN202042434U 1P+N electromagnetic earth leakage circuit breaker
11/16/2011CN202042433U Cover plate structure of wiring nameplate of small-sized circuit breaker
11/16/2011CN202042432U Side face structure of small-sized low-voltage circuit breaker
11/16/2011CN202042431U Circuit breaker and circuit breaker beam
11/16/2011CN202042430U Back-up protection device of circuit breaker
11/16/2011CN202042429U Fixing structure of electronic transformer of intelligent molded case circuit breaker
11/16/2011CN1917118B Handle apparatus and electrical switching apparatus employing the same
11/16/2011CN102246255A Mechanical trip device for a line switchgear
11/16/2011CN102243957A Moulded case circuit breaker with residual current protection
11/16/2011CN102243954A Installation switching device
11/16/2011CN102243952A Permanent magnetic small-energy over-current tripping device for switch
11/16/2011CN102243951A Switch, in particular load breaking switch
11/16/2011CN102243950A Thermal actuator
11/16/2011CN102243949A Rotary shaft structure of plastic shell circuit breaker
11/16/2011CN102243948A Manual and automatic combined residual current tripping device
11/16/2011CN102243947A Control device for controlling and protecting switch equipment
11/16/2011CN102243946A High-disjunction residual current operation circuit breaker
11/16/2011CN102243945A Installation switching device
11/16/2011CN102243944A Double-breakpoint contact mechanism of low-voltage circuit breaker
11/16/2011CN102243943A Falling-prevention contact mechanism of low-voltage circuit breaker
11/16/2011CN101354987B Control device for controlling and protecting switch electric appliance
11/16/2011CN101154539B Circuit breaker
11/16/2011CN101140840B Circuit breaker
11/11/2011CA2739947A1 Electrical switching apparatus, and levering assembly and position indicator assembly therefor
11/10/2011WO2011137981A1 Electrical service switching device
11/10/2011WO2011067593A3 Current measuring apparatus
11/10/2011DE102010019741A1 Switching mechanism for leakage current circuit breaker that is utilized as protective device for inadmissible current during current accidents, has carrier for bidirectionally transmitting signal between mechanism and auxiliary module
11/10/2011DE102010019353B3 Power switch e.g. single-pole power switch, has plate spring extending in close proximity to moving contact in plane of motion, where plate spring is formed such that component holds moving contact in separation position
11/10/2011CA2739783A1 Apparatus and method to detect a series arc fault of an electrical circuit
11/09/2011CN202034325U Plastic-housing controller actuating mechanism with manual breaking function
11/09/2011CN202034324U Button device for circuit breaker
11/09/2011CN202034323U Anti-misoperation circuit for release electromagnet of breaker
11/09/2011CN202034322U Universal circuit breaker
11/09/2011CN202034321U Electric wiring device of air circuit breaker
11/09/2011CN202034320U Safety type circuit breaker
11/09/2011CN202034319U Molded case intelligent controller possessing grounding protection and neutral wire protection interface switching function
11/09/2011CN202034318U Universal breaker with hot pluggable controller
11/09/2011CN202034317U Breaker
11/09/2011CN202034316U Sealing cover structure on universal breaker
11/09/2011CN202034315U Anti-misoperation breaker
11/09/2011CN202034314U Box structure of universal breaker controller
11/09/2011CN202034313U Shell structure of universal breaker
11/09/2011CN202034312U Breaker mounting structure
11/09/2011CN202034311U Switch device for low-voltage circuit
11/09/2011CN202034310U Safety circuit used for breaker bus plug connector
11/09/2011CN202034298U Movable guide rod conductive connection structure for vacuum breaker
11/09/2011CN102237715A Circuit breaker remotely controlled by wireless signals and method for remotely controlling circuit breaker
11/09/2011CN102237229A Circuit breaker tripper
11/09/2011CN102237228A Over-voltage/under-voltage protection device of miniature circuit breaker
11/09/2011CN102237227A Power distribution device with a double interruption
11/09/2011CN102237226A Electric installation switch device
11/09/2011CN102237225A Circuit breaker remotely controlled by button signal and method for remotely controlling circuit breaker
11/09/2011CN102237224A Novel connecting method of breaker W2
11/09/2011CN102237163A Device for protecting against overvoltages with parallel thermal disconnectors
11/09/2011CN101206974B Extended actuating device for a circuit breaker including a trip assistance device
11/08/2011US8054595 Circuit interrupting device with reset lockout
11/08/2011DE202011105954U1 Anschluss zum externen elektrischen Kontaktieren eines elektrischen Bauteils Port for external electrical contacting an electrical component
11/03/2011DE102011018647A1 Elektrisches Installationsschaltgerät Electrical service switching device
11/03/2011DE102010019033A1 Electrical installation switching device i.e. circuit breaker, has effective area provided between switch and lever to bring lever and holding member into release position such that movable contact piece is impinged on fixed contact piece
11/02/2011EP2383766A1 Electrical resetting apparatus adapted to be associated to a protection device for automatic resetting thereof
11/02/2011EP2382646A1 A control mechanism for a circuit-breaking device and a circuit-breaking device comprising said mechanism
11/02/2011EP2382645A1 A circuit-breaking device for low-voltage systems
11/02/2011CN202025690U Multifunctional earth leakage circuit breaker
11/02/2011CN202025689U Combined overcurrent/overheating protector
11/02/2011CN202025688U Rotation triggering mechanism used for breaker
11/02/2011CN202025687U Breaker and device with splashing resistant function
11/02/2011CN202025686U Frame-type breaker
11/02/2011CN202025685U Intelligent plastic casing circuit breaker
11/02/2011CN1866446B Device for sealing overloading relay in closing state
11/02/2011CN102231349A Breaker with over current trip transmission device
11/01/2011CA2512182C Circuit interrupting device with single throw, double mode button for test-reset function
11/01/2011CA2356660C Mounting for circuit interrupter
10/2011
10/27/2011WO2011131604A1 Remote-control resetting device
10/27/2011WO2011131281A1 Electrical installation switching device having a switch position indication
10/27/2011DE102010017901A1 Electro-magnetic trigger for circuit breakers e.g. residual current circuit breaker, comprises fixed magnetic core, movable armature, coil tube, and coil, where fixed magnetic core and movable armature are arranged in coil tube
10/27/2011DE102010017900A1 Installationsschaltgerät mit einer Doppelunterbrechung Installation switching device with a double break
10/27/2011CA2773227A1 Circuit interrupter with enhanced arc quenching capabilities
10/26/2011EP2381460A1 Installation device with a double interruption
10/26/2011EP2181456B1 Method for detecting of a switch state
10/26/2011CN202018934U 选择性保护开关操作机构 Selective protection switch operating mechanism
10/26/2011CN202018933U Manual and automatic closing device of residual current circuit breaker
10/26/2011CN202018932U Double-breakpoint universal breaker
10/26/2011CN202018931U Miniature circuit breaker with under-voltage and over-voltage protection
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