Patents
Patents for H02H 3 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection (33,031)
04/2006
04/27/2006US20060087788 Dual-supply electronic circuit with means for protection against breakdowns, and corresponding protection means
04/27/2006US20060087787 Technique for drive current stabilization of an automotive ignition system
04/27/2006US20060087786 Negative current generator
04/27/2006US20060087785 Circuit protector signal transmission, methods and system
04/27/2006US20060087784 Over current protection device selection using active voltage sensing circuit
04/27/2006US20060087783 Device and system for wireless communications with a circuit breaker
04/27/2006US20060087782 Hybrid system for electronically resetable circuit protection
04/27/2006US20060087773 Configurable modular safety system
04/27/2006DE10135286B4 Verfahren und Vorrichtung zur Überbrückung von kurzzeitigen Netzausfällen bei einem Matrixumrichter Method and device for bridging brief power failures in a matrix converter
04/26/2006EP1650621A2 Robot overcurrent prevention system
04/26/2006EP1610431A9 Method and system for identifying faulted phase
04/26/2006EP1181697B1 An electrical coil module, an electrical coil comprising such modules, an actuation mechanism including such a coil and a circuit breaker comprising such an actuation mechanism
04/26/2006CN2775904Y Leakage mechanical fault alarm device with output and input outlet
04/26/2006CN2775888Y Plug row with leakage protective function
04/26/2006CN2775826Y Phase lost overload leakage breaker
04/26/2006CN2775825Y Overvoltage protective breaker
04/26/2006CN2775667Y Magnetic meter pen
04/26/2006CN1764031A Intelligent leakage circuit breaker
04/26/2006CN1763680A Automatic voltage monitor
04/25/2006US7036050 Highly reliable distributed system
04/25/2006US7035073 Central office surge protector with interacting varistors
04/25/2006US7035070 Over-voltage protection circuit
04/25/2006US7035068 Apparatus and method employing an optical fiber for closed-loop feedback detection of arcing faults
04/25/2006US7035067 Apparatus for detecting coil failure in an actuating solenoid of an electrical power switch
04/25/2006US7035066 Arc-default detecting circuit breaker system
04/25/2006US7035065 Electrical ground isolation and secondary failure reduction detection and isolation
04/20/2006US20060082944 Robot overcurrent prevention system
04/20/2006US20060082943 Multi-input single-output power converter and method thereof
04/20/2006US20060082942 Method and apparatus for a remote electric power line conductor faulted circuit current monitoring system.
04/20/2006US20060082941 Installation appliance and installation system comprising one such installation appliance
04/20/2006US20060082940 ESD protection circuit for charge pump and electronic device and system using the same
04/20/2006US20060082938 Electrostatic discharge protection device for high speed transmission lines
04/20/2006DE10243571B4 Schaltungsanordnung zum Kurzschlussabschalten eines MOSFET-Schalters Circuitry for Kurzschlussabschalten a MOSFET switch
04/20/2006DE102005016893A1 Schaltungsanordnung und Verfahren zur elektrischen Steuerung und/oder Regelung der Bewegung eines elektrisch betriebenen Aggregats Circuit arrangement and method for the electrical control and / or regulating the movement of an electrically operated assembly
04/20/2006DE102004049073A1 Switching/protection device, especially for vehicle on-board electrical system, uses contact element part(s) as resistance for measuring current in closed position, has actuator controlled depending on measured current to open current path
04/20/2006DE10155534B4 Optoelektronische Vorrichtung Optoelectronic device
04/19/2006EP1646951A2 Intermediate station packet forwarding check
04/19/2006CN2773967Y Automatic-interruption controller
04/19/2006CN2773964Y Thermal-releae fault indicating mechanism of surge protector
04/19/2006CN2773963Y Safety unit
04/19/2006CN1761115A Method for intelligent recognizing and removing faults of powre system
04/19/2006CN1252890C Fire-preventing computer multimedia system for monitoring leakage current
04/18/2006US7032212 Method and system for generating test matrices for software programs
04/18/2006US7032128 Method for managing computer, apparatus for managing computer, and computer readable medium storing program for managing computer
04/18/2006US7031131 Overload current protection apparatus
04/18/2006US7031130 Protection device for protecting a voltage source and a load supplied thereby
04/18/2006US7031129 Protection circuit
04/18/2006US7031128 Power circuit protection apparatus
04/18/2006US7031126 GFCI that cannot be reset until wired correctly on line side and power is applied
04/18/2006US7031125 Reset lockout for sliding latch GFCI
04/13/2006WO2006007608A3 Circuit breaker
04/13/2006US20060080013 Mobile energy management system
04/13/2006US20060077609 System and method for circuit protector monitoring and management
04/13/2006US20060077608 Multifunctional response tool, method and system for circuit protector management
04/13/2006US20060077607 Circuit protector monitoring assembly kit and method
04/13/2006US20060077606 Controller for semiconductor device
04/13/2006US20060077605 Compensated inverse-time undervoltage load shedding systems
04/13/2006US20060077604 Master-slave critical conduction mode power converter
04/13/2006US20060077603 Protective circuit for a secondary battery pack and method of operating the same
04/13/2006US20060077602 Synchronous multi-phase AC-TO-DC converter
04/13/2006US20060076941 Switching regulator
04/13/2006DE10343339B4 Schaltungsanordnung zur Schnellausschaltung von Niederspannungs-Leistungsschaltern Circuit arrangement for rapidly tripping low-voltage circuit breakers
04/12/2006EP1646121A2 Overcurrent detection method and detection circuit
04/12/2006EP1644961A2 Transient protection and current control of devices
04/12/2006CN2772098Y Electric safety monitoring system
04/12/2006CN2772096Y Power source comprehensive protective charger
04/12/2006CN2772086Y Device for avoiding voltage-dependent resistor failure and its earth fault circuit breaker
04/12/2006CN2772085Y Protector for preventing high-voltage attack
04/12/2006CN2772018Y Intelligent earth fault circuit breaker with backing protection
04/12/2006CN2772014Y Overcurrent alarm switch
04/12/2006CN1759515A Circuit interrupting device with reset lockout and user load test to reset activation
04/12/2006CN1759514A GFCI receptacle having plug blocking means
04/12/2006CN1759513A Circuit interrupting device and system utilizing bridge contact mechanism and reset lockout
04/12/2006CN1759512A Reverse wiring detect in circuit interrupting devices
04/12/2006CN1759511A Circuit interrupting device and system utilizing electromechanical reset
04/12/2006CN1758499A Wire control circuit structure with discharge circuit electric-proof wall for marker position separated multiple electrical equipment
04/12/2006CN1758498A Remote-control circuit structure with switch circuit electric-proof wall for marker position separated multiple electrical equipment
04/12/2006CN1758497A Wire control circuit structure with switch circuit electric-proof wall for marker position separated multiple electrical equipment
04/12/2006CN1251263C Operating method for monitoring device for cut-off/close of operation unit
04/12/2006CN1251062C Operating journal obtaining method
04/11/2006US7028247 Error correction code circuit with reduced hardware complexity
04/11/2006US7028219 Hybrid method for flushing transaction state in a fault-tolerant clustered database
04/11/2006US7028119 Automated tool for detection of potential race condition
04/11/2006US7027896 Integrated protection and control system for a power system substation
04/11/2006US7027281 Failure detecting device
04/11/2006US7027280 Gas insulating apparatus and method for locating fault point thereof
04/11/2006US7027279 Combined harmonic filter and phase converter or phase shifting device
04/11/2006US7026895 GFCI receptacle having plug blocking means
04/11/2006US7026788 Battery leakage detection circuit for electric vehicle and leakage detection method for electric vehicle
04/06/2006WO2006034730A1 Power supply apparatus with overload protection
04/06/2006US20060072274 Method of controlling surge current in fan modules and apparatus thereof
04/06/2006US20060072273 Power supply device, test apparatus, and power supply voltage stabilizing device
04/06/2006US20060072272 Over-current protection device
04/06/2006US20060072271 Electrical power distribution system
04/06/2006US20060072270 Fuel system safety device for run-dry conditions
04/06/2006US20060072269 Amperage apparatus for displaying ralative amperage load
04/06/2006US20060072268 Power supply circuit and method for stable system turn-off
04/06/2006US20060072266 Voltage controller for use in electronic appliance using a plurality of power sources and method thereof
04/06/2006US20060072265 Power and safety control hub
04/06/2006US20060072264 Signal transfer circuit and circuit device using same