Patents for H02H 1 - Details of emergency protective circuit arrangements (5,580) |
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10/17/2006 | US7122981 Method for monitoring the reversing process of electrically actuatable units |
10/12/2006 | US20060226852 Arc fault detector |
10/10/2006 | US7120001 Surge voltage protector for use in power transmission networks |
10/10/2006 | CA2381266C Arc-fault detecting circuit breaker system |
10/03/2006 | US7117105 Method and apparatus for ground fault protection |
10/03/2006 | CA2175514C Intelligent ground fault circuit interrupter |
09/28/2006 | WO2006102541A2 Device having a slidable cover |
09/28/2006 | US20060214670 Arc fault detector and method |
09/28/2006 | US20060214668 Arc fault detector |
09/21/2006 | US20060212235 Arc fault detector with circuit interrupter |
09/20/2006 | CN1835315A Device, arrangement and system for ESD protection |
09/19/2006 | US7111195 Method and system for external clock to obtain multiple synchronized redundant computers |
09/19/2006 | US7110864 Systems, devices, and methods for detecting arcs |
09/19/2006 | US7110226 Regulator protection circuit and power supply apparatus incorporating it |
09/14/2006 | US20060203402 Fireguard circuit |
09/14/2006 | US20060202849 Detector assembly suited to smoke alarms |
09/12/2006 | US7106573 Protection circuit for a digital subscriber line device |
09/12/2006 | US7106572 Device for protecting against voltage surges |
09/12/2006 | US7106569 Adaptive current limiter for wireless modem |
09/12/2006 | US7106069 Apparatus for detecting arc fault |
09/07/2006 | US20060198073 Method and an apparatus for supervising the operation of current transformers |
09/07/2006 | US20060198071 Circuit interrupting device with reset lockout and reverse wiring protection and method of manufacture |
09/05/2006 | US7103485 Method for compensating secondary current of current transformers |
09/05/2006 | US7103453 Installation of a protective function in a protective device for an electrical power distribution network |
09/05/2006 | US7102868 High voltage surge protection element for use with CATV coaxial cable connectors |
08/31/2006 | WO2006091603A2 Self-contained cooling mechanism for integrated circuit using a reversible endothermic chemical reaction |
08/31/2006 | WO2006064385A3 Apparatus for the remote resetting of an electrical device |
08/31/2006 | US20060193099 Systems and methods for performing a redundancy check using intelligent electronic devices in an electric power system |
08/31/2006 | US20060193096 Low-voltage circuit breaker comprising an interface unit |
08/30/2006 | EP1696531A2 A method and an apparatus for supervising the operation of current transformers of a protection relay |
08/30/2006 | EP1695425A1 Method and device for detecting a broad-band noise source in a direct voltage distribution network |
08/30/2006 | EP1695248A2 High level arc fault detector |
08/30/2006 | CN1272680C Digital type protective controller |
08/29/2006 | US7099461 System and method for the powering and fault protection of remote telecommunications equipment |
08/29/2006 | US7099135 Integrated inrush current limiter circuit and method |
08/29/2006 | US7096555 Closed loop backdrilling system |
08/29/2006 | CA2267693C System and related methods for detecting and measuring the operational parameters of a garage door |
08/24/2006 | WO2006088829A2 Submersible probe apparatus for aqueous environment monitoring with new cam-twist interconnect liquid barrier an battery pack |
08/24/2006 | US20060187606 Internet protocol telephone system |
08/23/2006 | EP1692755A2 Automated intelligent configuration tool for power system protection and control and monitoring devices |
08/23/2006 | CN1822462A A method and an apparatus for supervising the operation of current transformers |
08/22/2006 | US7095241 Anisotropic conductive connector, probe member, wafer inspecting device, and wafer inspecting method |
08/22/2006 | CA2537063A1 A method and an apparatus for supervising the operation of current transformers |
08/22/2006 | CA2341945C Electrical fault detection circuit with dual-mode power supply |
08/17/2006 | WO2006085190A1 System for wireless monitoring of circuit breakers |
08/17/2006 | US20060181833 Surge protection circuit |
08/17/2006 | CA2596644A1 System for wireless monitoring of circuit breakers |
08/16/2006 | EP1535293B1 Shorting switch and system to eliminate arcing faults in low voltage power distribution equipment |
08/16/2006 | CN1270340C Electronic tripping device including capacitor as tripping coil power source |
08/15/2006 | US7092230 Interference filter and lightning conductor device |
08/15/2006 | US7092229 Electrical filter/protector, and methods of constructing and utilizing same |
08/10/2006 | DE10041879B4 Verfahren und Vorrichtung zur Strommessung Method and apparatus for current measurement |
08/09/2006 | EP1687881A1 System and method for remotely detecting electric arc events in a power system |
08/09/2006 | EP1687646A1 Method for determining ohmic insulation resistance |
08/01/2006 | US7085938 Protective relay with embedded web server |
08/01/2006 | US7085118 Electrostatic discharge protection component |
07/27/2006 | US20060164783 Static Dissipative Optical Construction |
07/26/2006 | EP1682909A1 Method and apparatus for identifying intermittent earth fault |
07/26/2006 | EP1606636A4 System and method for exact compensation of fundamental phasors |
07/25/2006 | US7082022 Circuit for diverting surges and transient impulses |
07/19/2006 | CN2798340Y Improved transmision line for electric source |
07/19/2006 | CN1265205C System and method for detecting open-phase of compressor system |
07/18/2006 | US7078982 Method and device for emitting pulses on an electricity distribution network |
07/13/2006 | DE102004039601B3 Schaltungsanordnung zum Schutz eines Leiterelements gegen Überstrom Circuitry to protect a lead element against overcurrent |
07/13/2006 | DE10156609B4 Sicherungseinheit und Sicherungsanordnung Fuse unit and fuse assembly |
07/12/2006 | EP1679728A2 Circuit breaker with independent trip and reset lockout |
07/11/2006 | US7075772 Electrostatic gripping device |
07/11/2006 | US7075771 Apparatus and methods for compensating plasma sheath non-uniformities at the substrate in a plasma processing system |
07/11/2006 | US7075767 Fault current limiting system and method |
07/11/2006 | CA2224927C Ground fault circuit interrupter miswiring prevention device |
07/06/2006 | DE102004059718A1 Method for release of low-voltage circuit-breakers involves energy for activating actuation magnet and interval timer alone obtain actuating signal of electronic over current release |
07/05/2006 | CN1799010A Electric automation device and method for adjusting the functions of the electric automation device |
06/29/2006 | US20060139833 Connection interface for conveying RF, data, and power between electronic devices |
06/28/2006 | EP1673843A2 Systems and methods for immobilization using selected electrodes |
06/28/2006 | EP1673842A2 Single-sensor microcontroller-based approach for ground fault circuit interrupters |
06/27/2006 | US7069116 High impedance fault detection |
06/27/2006 | US7068612 Method for communicating information bundled in digital message packets |
06/27/2006 | US7068483 Circuit breaker lockout |
06/27/2006 | US7068480 Arc detection using load recognition, harmonic content and broadband noise |
06/27/2006 | US7068045 Apparatus and method for real time determination of arc fault energy, location and type |
06/27/2006 | US7066749 Method and system for preventing the formation of an electric arc in a connector which is inserted in a power load supply line |
06/22/2006 | WO2006064385A2 Apparatus for the remote resetting of an electrical device |
06/22/2006 | WO2005052999A3 Decoupling circuit for co-packaged semiconductor devices |
06/22/2006 | US20060132266 IDCI with reset lockout and independent trip |
06/22/2006 | DE102004057119A1 Operating method for electric circuit e.g. motor vehicle electrical system involves interruption of switching equipment in case of identification of appearance of electric arc to electric current |
06/20/2006 | US7064944 Circuit breaker for detecting overload |
06/20/2006 | US7064941 Aircraft applicable current imbalance detection and circuit interrupter and packaging thereof |
06/15/2006 | US20060126259 Grounding system |
06/15/2006 | US20060126251 Power supply transmission cord |
06/14/2006 | EP1290456B1 Method for detecting resistive faults |
06/14/2006 | CN2788428Y Quarantine shield of sudden wave absorber |
06/13/2006 | US7062388 Series arc detection |
06/13/2006 | US7062359 Substation control system |
06/13/2006 | US7061744 Electrostatic breakdown prevention apparatus for electronic apparatus |
06/08/2006 | WO2006058823A1 Method and circuit for amplifying the input signals of an electronic overcurrent release of low-voltage circuit breakers with a selectable amplification factor |
06/08/2006 | WO2006004744A3 Method of determining the correct average bias compensation voltage during a plasma process |
06/08/2006 | US20060120003 Cuk converter with inductors and capacitors on both power lines |
06/07/2006 | EP1667303A2 Method for detecting an over-current or a current imbalance, current fault detector, circuit interrupter and housing thereof |
06/07/2006 | EP1665492A1 Circuit arrangement for rapidly switching off low-voltage circuit breakers |
06/07/2006 | EP1665487A1 Method for controlling an electronic overcurrent trip for low-voltage circuit breakers |