| Patents for H02H 1 - Details of emergency protective circuit arrangements (5,580) |
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| 07/28/2010 | CN101789590A Novel surge protective device |
| 07/27/2010 | US7764481 Overvoltage protective device and method of overvoltage protection |
| 07/27/2010 | US7764477 Electrostatic discharge protection circuit including ovonic threshold switches |
| 07/27/2010 | US7764151 Circuit interrupting device with reverse wiring protection |
| 07/22/2010 | US20100182727 Surge protection module |
| 07/21/2010 | CN201533145U Overvoltage protector box (T type) |
| 07/20/2010 | US7760477 CDM performance of high speed CLK inputs |
| 07/15/2010 | WO2010079325A2 Method and apparatus for secure energy delivery |
| 07/15/2010 | WO2010078889A1 Unit for monitoring and/or signaling or visualizing operating parameters of a gas-insulated switchgear system |
| 07/14/2010 | EP2207245A2 Methods of improving the lightning immunity for an SSPC based aircraft electric power distribution system |
| 07/14/2010 | EP2206125A1 Lifting magnet and method for emergency power supply |
| 07/14/2010 | CN201528179U Intelligent protection device for acquiring power supply by current transformer |
| 07/14/2010 | CN101777761A Method and system for protecting transformer substation remote terminal unit (RTU) terminal communication |
| 07/14/2010 | CN101777745A Relay protection device applying Bluetooth |
| 07/13/2010 | US7755877 Conveying method, conveyance apparatus, exposure apparatus, and device manufacturing method |
| 07/13/2010 | US7755223 Movable barrier operator with energy management control and corresponding method |
| 07/08/2010 | WO2010076002A1 Device and method for determining partial discharges at an electrical component |
| 07/08/2010 | CA2746955A1 Power grid outage and fault condition management |
| 07/07/2010 | EP2204660A1 Method and device for determining partial discharges from an electric component |
| 07/07/2010 | CN201523207U Arrester safety device |
| 06/30/2010 | EP2202884A1 Electric circuit with self-conducting semiconductor switch |
| 06/30/2010 | EP2202859A2 Parallel arc detection using discrete wavelet transforms |
| 06/30/2010 | EP1859465B1 Electric supply circuit, switch actuating device and method for operating said switch actuating device |
| 06/29/2010 | US7747356 Integrated protection, monitoring, and control system |
| 06/29/2010 | US7747354 Circuit protection system |
| 06/29/2010 | US7746618 Protection of a communication line |
| 06/24/2010 | WO2010070436A1 Arc fault circuit interrupter and method providing improved nuisance trip rejection |
| 06/24/2010 | WO2010070430A1 Power distribution system and electrical switching apparatus employing a filter trap circuit to provide arc fault trip coordination |
| 06/24/2010 | CA2746578A1 Arc fault circuit interrupter and method providing improved nuisance trip rejection |
| 06/24/2010 | CA2744981A1 Power distribution system and electrical switching apparatus employing a filter trap circuit to provide arc fault trip coordination |
| 06/23/2010 | EP2200139A2 Arc detection using detailed and approximate coefficients from discrete wavelet transforms |
| 06/23/2010 | CN201515199U Removable and suspensible drop-out type arrester |
| 06/23/2010 | CN1910797B Optically ignited spark gap |
| 06/22/2010 | US7742271 Apparatus and surge protecting circuit thereof |
| 06/22/2010 | US7741946 Metal oxide varistor with heat protection |
| 06/17/2010 | US20100149715 High Amperage Surge Arrestors |
| 06/16/2010 | EP2195899A2 Fault protection device with ground trip delay and method |
| 06/16/2010 | CN201509061U Auxiliary temperature lowering device for decentralized microcomputer relay protection |
| 06/16/2010 | CN1982900B Grounding inspector and electrostatic spraying system |
| 06/15/2010 | US7738236 Light weight system for lightning protection of nonconductive aircraft panels |
| 06/15/2010 | US7738222 Circuit arrangement and method for protecting an integrated semiconductor circuit |
| 06/09/2010 | CN101728132A High-precision adjustable electronic type current overload relay |
| 06/08/2010 | US7734380 Push communications architecture for intelligent electronic devices |
| 06/08/2010 | US7733623 Static electricity prevention apparatus with handle cover of vehicle |
| 06/08/2010 | US7733622 Surge absorber and production method therefor |
| 06/08/2010 | US7733620 Chip scale gas discharge protective device and fabrication method of the same |
| 06/03/2010 | US20100134943 Method for disturbance current compensation for an electrical system, and disturbance current compensation device |
| 06/03/2010 | US20100134932 Circuit interrupting device with reset lockout and reverse wiring protection and method of manufacture |
| 06/01/2010 | US7729098 Overload protection method |
| 05/26/2010 | EP2190093A2 Apparatus and method for controlling a residual current circuit breaker |
| 05/26/2010 | EP1151517B1 Method and apparatus for automated reconfiguration of an electric power distribution system with enhanced protection |
| 05/26/2010 | CN1953837B Ion generation method and apparatus |
| 05/26/2010 | CN1875532B Automated configuration tool for power protection and recovery device and the method |
| 05/26/2010 | CN1374727B 保护继电装置 Protective relay devices |
| 05/26/2010 | CN1302465B Adaptive sampling rate based on power system frequency |
| 05/26/2010 | CN101715623A Device for the operation of electronic circuits on a high-voltage potential |
| 05/25/2010 | US7724492 Emitter electrode having a strip shape |
| 05/25/2010 | US7724488 Method for controlling an electronic overcurrent trip for low-voltage circuit breakers |
| 05/20/2010 | WO2010054415A1 Residual current circuit breaker |
| 05/18/2010 | USRE41343 Operational monitoring for a converter |
| 05/18/2010 | US7719808 Power converters with operating efficiency monitoring for fault detection |
| 05/18/2010 | US7719807 Field replaceable module for protection circuitry |
| 05/18/2010 | US7719806 Systems and methods for ESD protection |
| 05/13/2010 | US20100117585 Multi Mode Safety Control Module |
| 05/12/2010 | CN201465912U Slow-break device of universal circuit breaker/contactor |
| 05/11/2010 | US7713471 System for protecting circuitry in high-temperature environments |
| 04/29/2010 | US20100101395 Automatic player musical instrument, automatic playing system incorporated therein and overheat protector for automatic playing system |
| 04/28/2010 | EP2179482A2 Device for the operation of electronic circuits on a high-voltage potential |
| 04/21/2010 | EP2176933A2 Arc fault circuit interrupter and method of detecting and interrupting a resistive series arc of a power circuit |
| 04/21/2010 | EP2176932A2 Circuit interrupter including test circuit |
| 04/20/2010 | US7701689 Protector block assembly for providing surge protection in telecommunication systems |
| 04/20/2010 | US7701688 Structure for installing lightning arrester for electric pole |
| 04/14/2010 | EP2175536A1 An arc monitor |
| 04/13/2010 | US7697255 Dissipator |
| 04/13/2010 | US7697252 Overvoltage device with enhanced surge suppression |
| 04/13/2010 | CA2417696C Reception of digitally coded protection signals in a remote tripping device |
| 04/08/2010 | CA2681836A1 Electrical switching apparatus and trip actuator assembly therefor |
| 04/06/2010 | US7692913 Multichannel spark-gap with multiple intervals and pulsed high-power generator |
| 04/06/2010 | US7692907 Circuit for electrostatic discharge (ESD) protection |
| 04/06/2010 | US7692336 Method for predicting a future voltage and/or current curve |
| 04/01/2010 | WO2010036218A1 Electrostatic discharge (esd) protection circuit and method |
| 04/01/2010 | WO2010034635A1 Method and arrangement for generating an error signal |
| 04/01/2010 | DE102008049566A1 Circuit-breaker i.e. opened low voltage circuit-breaker, operating method, involves cooling component of circuit-breaker with blower, which is actuated with electrical energy, where energy provides power that flows over line |
| 03/31/2010 | EP2169798A2 Self Powered Electronic Overload Method and System |
| 03/31/2010 | EP2169797A2 Method and measuring device for measuring an output current of a metered half bridge circuit |
| 03/31/2010 | CN101688888A increased reliability in the processing of digital signals |
| 03/30/2010 | US7688564 Pluggable surge protector |
| 03/30/2010 | US7688558 Aircraft applicable circuit imbalance detection and circuit interrupter and packaging thereof |
| 03/25/2010 | US20100073840 Emergency utility interruption system |
| 03/25/2010 | DE10222108B4 Netzanschlusseinheit mit einem Netzentstörfilter für ein elektrisch betriebenes Haushaltgerät Power supply unit with a mains filter for a domestic electrical apparatus |
| 03/24/2010 | CN201430412Y Multi-communication interface LCD for protective relaying equipment |
| 03/24/2010 | CN101682183A Power switch for preventing accidental arcs |
| 03/24/2010 | CN101680915A Method and device for evaluating fast current changes |
| 03/24/2010 | CN101677181A Current fault detector and circuit interrupter and packaging thereof |
| 03/23/2010 | US7684167 Communication bus suitable for use in a hazardous area of a process plant |
| 03/23/2010 | US7684162 Leakage current protection device |
| 03/18/2010 | US20100068059 Lightning Protection System for a Wind Turbine |
| 03/17/2010 | EP2164146A2 Control apparatus and control method for residual current circuit breaker |
| 03/17/2010 | EP2164145A2 Electronic trip unit of a circuit breaker |
| 03/17/2010 | CN101675486A Surge arrester having a varistor arrangement and varistor module for use in a surge arrester |