| 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) |
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| 06/02/2004 | CN2619359Y Earthing fault breaker with error connection protection |
| 06/02/2004 | CN1501420A Thermal overload relay |
| 06/02/2004 | CN1501417A Circuit breaker |
| 06/01/2004 | CA2079858C Circuit breaker with selective locking |
| 05/26/2004 | CN2618286Y Short circuit current protector |
| 05/21/2004 | WO2004042762A1 Device for protection against voltage surges with mobile electrode |
| 05/20/2004 | US20040095223 Thermal overload relay |
| 05/19/2004 | EP1420433A1 Thermal overload relay |
| 05/19/2004 | EP1420431A1 Circuit breaker |
| 05/19/2004 | CN1498448A Aircraft applicable ground fault circuit interrupter |
| 05/19/2004 | CN1150578C Method for fitting zero phase sequence converter in leakage circuit breaker |
| 05/19/2004 | CN1150576C Electronic device with its input terminal and output terminal on same of its casing |
| 05/13/2004 | US20040090724 Aircraft applicable current imbalance detection and circuit interrupter and packaging thereof |
| 05/13/2004 | US20040090722 Alci with reset lockout and independent trip |
| 05/12/2004 | CN2615853Y Grounding fault current breaking protector with antiarcing-over |
| 05/12/2004 | CN1149602C Contact mechanism for electronic overload relays |
| 05/11/2004 | US6734769 GFCI receptacle having blocking means |
| 05/11/2004 | US6734768 Remote controller of circuit breaker |
| 05/06/2004 | US20040085702 Thermal overcurrent relay |
| 05/04/2004 | US6731483 Circuit breaker with single test button mechanism |
| 04/29/2004 | US20040080879 Protection device with lockout test |
| 04/28/2004 | EP1412960A1 Modular four-pole residual current circuit breaker |
| 04/28/2004 | CN1147897C Electrical breaking device comprising differential trip device and circuit breaker comprising such device |
| 04/27/2004 | US6728085 Circuit breaker with shunt |
| 04/27/2004 | US6727788 Latch mechanism for a circuit breaker |
| 04/22/2004 | US20040078463 Method and apparatus for minimally invasive network monitoring |
| 04/22/2004 | DE10296638T5 Thermisches Überstromrelais Thermal overload relay |
| 04/21/2004 | CN2613041Y Anti-impact under voltage release for circuit breaker |
| 04/21/2004 | CN1490839A Under voltage release of low voltage circuit breaker |
| 04/15/2004 | US20040070899 Leakage current detection interrupter extension cord with cord diagnostics |
| 04/15/2004 | US20040070897 Ground fault circuit interrupter with reverse wiring protection |
| 04/15/2004 | US20040070474 Ground fault circuit interrupter with reverse wiring protection |
| 04/14/2004 | CN1489168A Grounding failure circuit breaker with backing protection function |
| 04/13/2004 | US6721151 Ground fault interrupter |
| 04/13/2004 | US6720872 Ground fault/arc fault circuit interrupter and method of testing the same with a test button and a reset button |
| 04/09/2004 | CA2444343A1 Leakage current detection interrupter extension cord with cord diagnostics |
| 04/08/2004 | WO2003073454A3 Circuit breaker lockout |
| 04/08/2004 | DE10246479A1 Niederspannungs-Leistungsschalter mit zusätzlicher Schnellauslösung Low-voltage circuit breaker with additional quick release |
| 04/06/2004 | US6717782 Circuit breaker with independent trip and reset lockout |
| 04/01/2004 | WO2002061905A9 Aircraft applicable ground fault circuit interrupter |
| 04/01/2004 | US20040061993 Conducting element for shunting an electric power supply |
| 03/31/2004 | EP1403994A1 Low voltage circuit breaker with additional fast trip |
| 03/31/2004 | EP1402551A2 Low-voltage circuit-breaker with an electronic overload trip and trip magnets |
| 03/31/2004 | CN2609165Y No-voltage protective switch |
| 03/30/2004 | US6714396 Undervoltage tripping device |
| 03/25/2004 | US20040056664 Circuit protection device with half cycle self test |
| 03/23/2004 | US6710687 Test button assembly for circuit breaker |
| 03/16/2004 | US6707657 Integrated electrically actuated mechanical release mechanism |
| 03/16/2004 | US6707652 Electrical switching apparatus including glowing contact protection |
| 03/10/2004 | EP1105901A4 Circuit interrupting system with independent trip and reset lockout |
| 03/10/2004 | CN1481568A Conducting element for shunting electric power supply |
| 03/10/2004 | CN1481058A 断路器 Breaker |
| 03/04/2004 | DE3927097B4 Formgehäuseschalter mit einer konkurierten Auslösebetätigungsteil- und Zubehöreinheit Molded case circuit breaker with a konkurierten Auslösebetätigungsteil- and accessory unit |
| 02/26/2004 | WO2003073221A3 Integrated protection, monitoring and control system |
| 02/26/2004 | WO2003073181A9 Data sample and transmission modules for power distribution systems |
| 02/26/2004 | DE4233918B4 Elektrischer Schalter mit Stromüberwachung Electrical switch with current monitoring |
| 02/26/2004 | DE19949783B4 Vorrichtung mit Überstrom-Abschalteinrichtung und Übertemperatur-Abschalteinrichtung Device with overcurrent and overtemperature shutdown system shutdown system |
| 02/25/2004 | CN2604773Y Invertible wiring electrical leakage breaker |
| 02/25/2004 | CN1478288A 电路中断装置 Circuit interrupting device |
| 02/24/2004 | US6697242 Main element of a surge protector device |
| 02/24/2004 | US6697238 Ground fault circuit interrupter (GFCI) with a secondary test switch contact protection |
| 02/18/2004 | EP1218914B1 Molded case circuit breaker with current flow indicating handle mechanism |
| 02/17/2004 | US6693779 IDCI with reset lockout and independent trip |
| 02/12/2004 | US20040027740 Receptacle device having circuit interrupting and reverse wiring protection |
| 02/12/2004 | US20040027739 Miswire protection switch compression spring |
| 02/12/2004 | DE3942786B4 Schalter-Betätigungs-Zubehöreinheit Switch actuating unit accessories |
| 02/12/2004 | DE3906231B4 Leistungsschalter mit Formgehäuse sowie Betätigungs-Zusatzeinheit Circuit breakers and molded case actuation additional unit |
| 02/11/2004 | EP1388191A1 Bypass circuit for the overcurrent trip of a low-voltage power circuit breaker |
| 02/11/2004 | CN2603498Y Thunder-proof circuit breaker |
| 02/11/2004 | CN1138294C Modular accessory mechanical lockout mechanism |
| 02/05/2004 | US20040024475 Method and apparatus for optimized centralized critical control architecture for switchgear and power equipment |
| 02/05/2004 | US20040021996 Reverse wiring protection device for ground fault circuit interrupter |
| 01/29/2004 | WO2002101902A3 Low-voltage circuit-breaker with an electronic overload trip and trip magnets |
| 01/29/2004 | US20040019410 Protection system for power distribution systems |
| 01/28/2004 | CN1471121A 漏电断路器 Leakage circuit breakers |
| 01/28/2004 | CN1471120A 漏电断路器 Leakage circuit breakers |
| 01/28/2004 | CN1136598C Modular automatic electric breaker with optimization of used spaces |
| 01/22/2004 | WO2003073224A3 Electrical protection system for reliability improvement based on sensitivity analysis |
| 01/21/2004 | CN1469409A Test button assembly for electric current circuit breaker |
| 01/15/2004 | US20040008460 Electrical switching apparatus including glowing contact protection |
| 01/14/2004 | CN2599734Y Automatic cut-off for arc fault |
| 01/08/2004 | WO2003073571A3 External clock to obtain multiple synchronized computer |
| 01/08/2004 | US20040004801 GFCI that cannot be reset until wired correctly on line side and power is applied |
| 01/08/2004 | US20040004795 Neutral switch test mechanism for a circuit interrupter |
| 01/07/2004 | EP1378925A1 Auxiliary device for the closing control of a circuit breaker |
| 01/07/2004 | CN2598225Y Master control auto-turning-off apparatus for electrical apparatus |
| 01/06/2004 | US6674289 Circuit protection device with half cycle self test |
| 01/02/2004 | EP1243012B1 Ground fault circuit breaker |
| 12/31/2003 | WO2003078931A3 Switch for an electronic measuring system |
| 12/31/2003 | WO2003073214A3 Method for communicating information bundled in digital message packets |
| 12/31/2003 | CN2596541Y Intelligent multifunction breaker |
| 12/31/2003 | CN1465085A Modular four-pole residual current circuit breaker |
| 12/30/2003 | US6671150 Circuit breaker for detecting an excessive voltage and tripping responsive thereto |
| 12/30/2003 | US6671145 Reset lockout mechanism and independent trip mechanism for center latch circuit interrupting device |
| 12/30/2003 | US6670870 Lockout for reset mechanism of electrical protective device |
| 12/25/2003 | US20030235021 Electrical switching device for fault-current, overcurrent and short-circuit current protection |
| 12/24/2003 | WO2003073580A3 Processing system for a power distribution system |
| 12/18/2003 | WO2003105304A1 Protection of electric energy consumers against earthquakes |
| 12/18/2003 | US20030231447 Circuit breaker lockout |
| 12/18/2003 | US20030231440 Circuit protection system |