Patents
Patents for H01H 71 - Details of the protective switches or relays covered by groups (18,450)
02/2007
02/14/2007CN2870134Y Intelligent phase-selection indoor high-pressure vacuum circuit breaker
02/14/2007CN2870119Y Mechanical interlocking device of electric operation mechanism
02/14/2007CN1913074A Circuit breaker
02/14/2007CN1913073A 断路器 Breaker
02/12/2007CA2555927A1 Miniture circuit breaker
02/08/2007WO2006119662A3 Electronic circuit arrangement for control purposes
02/08/2007DE19743468B4 Strombegrenzendes Kontaktsystem mit selektiver Wirkung Current-limiting contact system with selective action
02/08/2007DE102004059407B4 Schaltwelleneinheit für einen Schalter Switch shaft unit for a switch
02/07/2007EP1749305A1 Control device for an electrical apparatus
02/07/2007CN2867576Y Permanent magnet breaker
02/07/2007CN2867575Y Electrical leakage breaker
02/07/2007CN2867574Y A safety switch
02/07/2007CN2867561Y Mine flame-proof vacuum feed switch
02/07/2007CN1910721A Auxiliary contact configuration for switching device
02/07/2007CN1910720A 切换装置模块 Switching device module
02/07/2007CN1910719A Switching device provided with neutral conductor
02/07/2007CN1909141A Combined energy trip gear with pre-tripping function
02/06/2007CA2234665C Adjustable trip unit and circuit breaker incorporating same
02/06/2007CA2193271C Predictive control circuit and method for circuit interrupter
02/01/2007WO2007012569A1 Selective main line breaker switch
02/01/2007DE102005035737A1 Selective electrical power breaker circuit has bypass circuit to control current at which switch closes
02/01/2007DE102005034644A1 Fehlerstromschutzschalter mit zusätzlichem Auslöseschalter Residual current circuit breakers with additional trigger switch
01/2007
01/31/2007EP1748458A1 Electical switching apparatus and trip unit including one or more fuses
01/31/2007CN2864966Y Motor protecting device with connecting board
01/31/2007CN2864965Y Mining digital flame-proof vacuum electromagnetic starter
01/31/2007CN2864964Y Operating mechanism for control and protection switch appliance
01/31/2007CN1906723A Protective switch device comprising a differential current triggering device
01/31/2007CN1906722A Leading auxiliary switch for protection switch
01/31/2007CN1905105A Anti-error closing device for circuit breaker
01/31/2007CN1298001C Breaker
01/30/2007US7170733 Electric pole for low-voltage power circuit breaker
01/30/2007US7170020 Circuit breaker and terminal cover
01/25/2007WO2007010289A1 Modular fieldbus segment protector
01/25/2007WO2007009406A1 Switching apparatus, particularly power circuit breaker
01/25/2007CA2615608A1 Modular fieldbus segment protector
01/24/2007EP1746619A1 Clamping auxiliary element
01/24/2007EP1745496A1 Circuit-breaker and corresponding method for adjusting the same
01/24/2007EP1488438B1 Circuit breaker having double pole interruption
01/24/2007EP1273021B1 Terminal
01/24/2007CN2862307Y Double supports drop-out fuse with over-voltage suppressor
01/24/2007CN1902791A Combination of two electromagnetic switching devices
01/24/2007CN1901126A Plug-in type terminal device for circuit breaker
01/24/2007CN1901125A Tripping device for breaker operation mechanism
01/24/2007CN1901116A Locking device for breaker electric operation mechanism
01/23/2007US7167349 Earth leakage breaker
01/23/2007US7167348 Miniaturized motor overload protector
01/18/2007WO2006117097A3 Electromagnetic trip device for an electrical installation device
01/18/2007DE102005032562A1 Schalter für dreiphasigen Asynchronmotor Switch for three-phase asynchronous motor
01/17/2007EP1744428A2 Electrical apparatus for controlling and resetting a circuit breaker
01/17/2007CN2859798Y Manually-operated and automatic closing device of leakage circuit breaker
01/17/2007CN2859791Y Outdoor high-voltage AC vacuum breaker
01/17/2007CN1897201A Circuit-controllable protector
01/17/2007CN1897200A Circuit interrupter that produces snap-action connection and disconnection between electrical contacts
01/17/2007CN1897186A Dynamic-contact braided-line cold press of circuit breaker
01/17/2007CN1295830C Motor protector for hermetic compressor
01/17/2007CN1295730C Universal network matchable digital rated value plug of circuit breaker electronic tripping operation unit
01/17/2007CN1295729C DC superconducting fault current limiter
01/17/2007CN1295724C Switching device with standard switch unit
01/16/2007CA2329114C Arc fault protected device
01/11/2007DE10036351B4 Auslöseeinrichtung zur Überlast- und Kurzschlussauslösung Actuation means for overload and short circuit tripping
01/10/2007EP1741117A2 Switchgear
01/10/2007CN2857294Y Overcurrent protector
01/10/2007CN2857211Y Drop-out device for large capacity vacuum short-circuit current
01/10/2007CN2857210Y Emergency locking gear of low voltage breaker
01/10/2007CN2857209Y Draw-out interlocking surge-proof gear of low voltage breaker
01/09/2007US7161780 Circuit interrupting device with single throw, double mode button for test-reset function
01/09/2007US7161104 Trip-free PCB mountable relay configuration and method
01/04/2007US20070001799 Electronic function relay
01/04/2007US20070001797 Safety switch
01/04/2007DE10127552B4 Verfahren zur Kopplung der Schaltwelle eines Niederspannungs-Leistungsschalters mit einem bewegbaren Kontaktträger A process for the coupling of the switching shaft of a low-voltage circuit breaker with a movable contact carrier
01/03/2007EP1739703A1 Thermal type tripping device and circuit breaker using the same
01/03/2007CN1293587C Breaker drawer seat with self-locking function
12/2006
12/29/2006CA2550960A1 Handle apparatus and electrical switching apparatus employing the same
12/28/2006WO2006136265A1 Switching device, circuit breaker and the like
12/28/2006WO2006136119A1 Modular switchgear
12/28/2006DE202006016750U1 Bus-bar for motor protection circuit breaker, has constant distance from abutment on base part to upper edge of side wall for different depths of chamber that receives pole rails
12/28/2006DE202006016633U1 Spannungsmesser-Relais mit eingebauter Anschlussplatte Voltage meter relay with built-in subplate
12/28/2006DE102005029059A1 Electrical switching device e.g. power circuit breaker, has double arm lever released during forward movement of contact lever, so that sudden impact of movable contact piece is produced on fixed contact piece
12/28/2006DE102005028149A1 Selective main-line protective switch has data interface for a remote control device over which or the SH-switch is adjusted on programmable electrical power quantity
12/28/2006DE102005027824A1 Steckvorrichtung für eine elektrische Schaltvorrichtung Plug and socket device for an electrical switching apparatus
12/27/2006EP1735803A1 Switching device
12/27/2006EP1649478B1 Rotary engagement lock mechanism for automatic safety cutout
12/27/2006EP1036397B1 Power switch
12/27/2006CN2852480Y Protective signal sample circuit breaker
12/27/2006CN2852456Y Electromagnetic earth leakage protective socket with wiring error prevention function
12/27/2006CN2852372Y Ground-fault breaker with reverse wiring protection function
12/27/2006CN2852371Y Intelligent fire-proof switch
12/27/2006CN2852370Y Socket of small-sized circuit breaker
12/27/2006CN1886816A Switching device
12/27/2006CN1885470A 电子功能继电器 Electronic function relay
12/22/2006CA2550805A1 Shock resistant actuators for a circuit breaker
12/21/2006WO2006133663A1 Support device for a toroidal core inductance mounting for an inductive component and inductive component
12/21/2006US20060284720 Thermal processing equipment calibration method
12/20/2006EP1734552A2 Actuating device for an electrical switch device with rotational locking means
12/20/2006EP1734551A1 Plug-in device for electrical switching device
12/20/2006EP1673795B1 Contactor equipped with box terminals
12/20/2006CN2849946Y Overload protector for compressor
12/20/2006CN1881511A Circuit control protector
12/20/2006CN1881510A Circuit control protector
12/20/2006CN1881509A Automatic recovery device for creepage protection breakers