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