| Patents for H02H 6 - Emergency protective circuit arrangements responsive to undesired changes from normal non-electric working conditions using simulators of the apparatus being protected, e.g. using thermal images (678) |
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| 04/06/2011 | CN102007659A Load circuit protection device |
| 03/16/2011 | EP2296243A1 Protection device for load circuit |
| 03/08/2011 | CA2469522C Configurable interrupter for circuit overcurrent conditions |
| 02/23/2011 | CN101981775A Protection apparatus of load circuit |
| 02/16/2011 | CN101978568A Protection apparatus of load circuit |
| 01/19/2011 | EP2276135A1 Load circuit protection device |
| 01/19/2011 | EP2274810A1 Protection apparatus of load circuit |
| 01/12/2011 | EP2272144A1 Protection apparatus of load circuit |
| 01/06/2011 | WO2010045124A3 A method for estimating temperature at a critical point |
| 01/05/2011 | CN101938112A Concentrating solar power generation module |
| 12/09/2010 | WO2010140474A1 Protection device for load circuits |
| 12/01/2010 | CN201663461U Wind, light and electricity complementary power supply device |
| 11/25/2010 | DE102009041404A1 The supervision arrangement for protecting an electric building element before overloading, comprises an arithmetic unit and a storage unit for storing operating data of the building element |
| 11/10/2010 | EP1350292B1 Condition diagnosing |
| 10/07/2010 | WO2010113916A1 Power supply control device and control method thereof |
| 07/29/2010 | DE102009000459A1 Verfahren und Vorrichtung für eine Überlastdetektion bei batteriebetriebenen Geräten mit einem Elektromotor Method and apparatus for overload detection in battery-powered devices with an electric motor |
| 07/28/2010 | CN101790826A Device and system for processing a voltage by means of signals |
| 07/14/2010 | EP2207041A1 Motor overload protecting method |
| 05/05/2010 | EP2181490A1 Device and system for processing a voltage by means of signals |
| 03/31/2010 | CN201433485Y Unit type power generation curtain wall |
| 02/11/2010 | DE102009025078A1 Verfahren zur Berechnung der Temperatur wenigstens einer Komponente einer mehrere Komponenten aufweisenden elektrischen oder elektronischen Baugruppe A method for calculating the temperature of at least one component of a plurality of components having electrical or electronic assembly |
| 01/26/2010 | US7652585 Method and device for detecting a degree of pollution of an operational converter |
| 01/21/2010 | DE102008024068B3 Laserschutzeinrichtung mit einem Laserschutzfenster Laser protection device with a laser protection window |
| 12/17/2009 | WO2009151084A1 Protection device for load circuit |
| 10/28/2009 | EP1745535B1 Device for protection against thermal overload |
| 10/22/2009 | WO2009128478A1 Load circuit protection device |
| 10/14/2009 | CN100550559C Thermal overload protection device and method |
| 10/01/2009 | WO2009119002A1 Protection apparatus of load circuit |
| 10/01/2009 | WO2009119001A1 Protection apparatus of load circuit |
| 09/30/2009 | EP1078433B1 Method and device for determining state variables |
| 09/09/2009 | CN100539347C Thermal overload protection device and method |
| 08/12/2009 | CN101507074A Parameter estimation of a thermal model of a power line |
| 07/29/2009 | EP2083493A1 Overload relay and method for operating such an overload relay |
| 07/16/2009 | DE102007041247B4 Vorrichtung, System und Anordnung zur signaltechnischen Verarbeitung einer Spannung Apparatus, system, and apparatus for signal-related processing of a voltage |
| 06/30/2009 | US7555366 Thermal overload protection |
| 05/26/2009 | US7538508 Thermal overload protection |
| 05/13/2009 | EP2058914A2 Augmentation of ambient temperature and free convection effects in thermal circuit breaker trip curve approximations |
| 04/22/2009 | EP2050176A1 Parameter estimation for a thermal model of a power line |
| 03/12/2009 | WO2009030369A1 Device and system for processing a voltage by means of signals |
| 03/11/2009 | CN100468905C Condition diagnosing |
| 03/03/2009 | US7498775 Electric machine |
| 02/11/2009 | CN101366162A Electronic overload relay for mains-fed induction motors |
| 01/08/2009 | DE102007030633A1 Method for protecting stator winding and rotor winding or rotor cage of electrical machines against undue heating, involves electronically identifying time characteristics of temperature in stator winding and rotor winding and rotor cage |
| 12/09/2008 | US7463462 Nuisance trip reducing motor control system and method |
| 11/19/2008 | EP1993182A2 Protection device for load circuits |
| 11/13/2008 | DE102007018829A1 Verfahren und Vorrichtung zur Ansteuerung einer Leistungsschaltereinheit Method and apparatus for driving a circuit breaker unit |
| 11/06/2008 | US20080272924 Method and Device for Detecting a Degree of Pollution of an Operational Converter |
| 11/05/2008 | EP0948123B1 Protecting method for inrush current preventing resistor |
| 11/05/2008 | CN100431232C Estimating of power transmission net state |
| 10/16/2008 | US20080253041 Thermal Overload Protection |
| 09/25/2008 | WO2008113308A1 Method for the production of an error signal indicating an impermissible load condition of an electric motor and electric motor protection device for performing said method |
| 09/25/2008 | WO2008086108A3 System and method for circuit overcurrent protection |
| 09/11/2008 | DE102007011548A1 Verfahren und Vorrichtung zum thermischen Überlastschutz eines Antriebssystems eines Kraftfahrzeugs Method and device for the thermal overload protection of a drive system of a motor vehicle |
| 08/20/2008 | EP1959532A1 Sensor-free temperature monitoring of an industrial robot motor |
| 08/13/2008 | CN101243588A Method and device for an overload detection in hand-guided power tools |
| 08/07/2008 | DE10115675B4 Verfahren zum Betreiben eines Motors sowie Verwendung A method of operating an engine, and using |
| 07/24/2008 | US20080175718 Compressor control device and method for controlling a compressor |
| 07/23/2008 | EP1947751A2 The SSPC technology incorporated with thermal memory effects to achieve the fuse curve coordination |
| 07/17/2008 | WO2008086108A2 System and method for circuit overcurrent protection |
| 07/17/2008 | CA2673318A1 System and method for circuit overcurrent protection |
| 07/02/2008 | EP1938433A1 System, device, and method for over-current relays protecting motors |
| 06/26/2008 | DE102006060034A1 Verfahren und Vorrichtung zum Messen der Betriebstemperatur eines Antriebsmotors Method and device for measuring the operating temperature of a drive motor |
| 04/30/2008 | EP1915806A1 Method and device for detecting an overload in hand tools |
| 04/23/2008 | CN100384041C Electronic tripping device having initialization device |
| 04/10/2008 | DE102007039792A1 Electric motor controlling method for motor vehicle, involves terminating electric motor operation after applying waiting period, when D-relationship is smaller than D-relationship-threshold value |
| 04/10/2008 | DE102006041642B3 Electronically-controlled overload protection method for electrical equipment e.g. motor involves generating message indicating error in electrical equipment if temperature equivalent parameter value average is higher than threshold value |
| 03/19/2008 | EP1358500B1 Tap changer condition diagnosing |
| 02/14/2008 | WO2008017581A1 Parameter estimation for a thermal model of a power line |
| 02/13/2008 | EP1887673A1 Parameter estimation of a thermal model of a power line |
| 01/23/2008 | EP1880457A2 Electronic overload relay for mains-fed induction motors |
| 01/17/2008 | DE102006033044A1 Device for monitoring electrical components of supply line for electrical load in thermal overload, particularly supply line of vehicle electrical system, has thermal calculation model, which calculates effective temperature |
| 01/10/2008 | US20080010036 Electric machine |
| 01/03/2008 | WO2008000546A1 Sensorless motor temperature monitoring |
| 01/02/2008 | EP1873884A1 Protective circuit for a converter |
| 12/26/2007 | CN100358234C Electric machine |
| 11/21/2007 | EP1858131A2 System and method for monitoring temperature inside electric machines |
| 10/31/2007 | EP1850438A2 Protection device for load circuits |
| 10/25/2007 | DE112005003051T5 Überlastschutzsystem für eine elektrische Vorrichtung Overload protection system for an electric device |
| 10/25/2007 | DE102006018771A1 Electric component e.g. power semiconductor, overload protecting method for frequency converter, involves measuring temperature of coolant at source and another temperature of coolant at coolant inlet |
| 09/13/2007 | DE102005043656B4 Verfahren und Einrichtung zum Schutz einer elektrischen Maschine vor einer Überlast Method and apparatus for protecting an electrical machine from overload |
| 07/10/2007 | US7242166 Electric machine |
| 07/04/2007 | EP1804359A2 Motor control apparatus and motor control method |
| 07/03/2007 | US7239496 Distance protective relay using a programmable thermal model for thermal protection |
| 05/31/2007 | US20070121259 Thermal Overload Protection |
| 05/10/2007 | DE102006051354A1 Motorsteuersystem An engine control system |
| 04/26/2007 | WO2007047281A1 System, device, and method for over-current relays protecting motors |
| 04/26/2007 | CA2625258A1 System, device, and method for over-current relays protecting motors |
| 04/12/2007 | DE102005046962A1 Ansteuersystem und Verfahren zur Ansteuerung für einen permanent erregten Elektromotor Drive system and method for controlling a permanent-magnet electric motor |
| 04/11/2007 | CN1947318A Thermal overload protection |
| 04/04/2007 | CN1942982A Method and device for detecting the degree of pollution in an operational converter |
| 03/22/2007 | DE102005043656A1 Overload protection method for electric machine, involves determination of actual thermal characteristics of machine from current flowing in machine with help of thermal model |
| 02/28/2007 | EP1645020B1 Device and method for protecting an electric machine |
| 02/22/2007 | WO2007020146A1 Method and device for detecting an overload in hand tools |
| 02/22/2007 | DE102004018578B4 Verfahren und Vorrichtung zur Erfassung eines Verschmutzungsgrades eines betriebenen Umrichtergerätes Method and apparatus for detecting a degree of contamination of an operational converter |
| 02/15/2007 | US20070038396 Parameter estimation for and use of a thermal model of a power line |
| 02/14/2007 | CN1914778A Thermal overload protection |
| 02/13/2007 | US7176804 Protection of power semiconductor components |
| 01/25/2007 | WO2007009675A1 Device for the overload protection of a supply line for an electric load in a motor vehicle |
| 01/24/2007 | EP1745535A1 Device for protection against thermal overload |
| 01/17/2007 | EP1744429A2 Method and Apparatus Applying Virtual Delta T Trip Criterion in Power Distribution |