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)
03/2015
03/05/2015WO2015031069A1 Power controller
03/05/2015WO2015030439A1 Current measuring relay device
03/05/2015WO2015029458A1 Dc power generation system and protection method for dc power generation system
03/05/2015WO2015028634A1 Circuit breaker with hybrid switch
03/05/2015WO2015028062A1 Differential protection method and differential protection device for performing a differential protection method
03/05/2015US20150062769 Combined circuit breaker and dc power supply apparatus, systems, and methods
03/05/2015US20150062760 Controllable test-pulse width and position for self-test ground fault circuit interrupter
03/05/2015US20150061530 Light source driving apparatus having a snubber to prevent voltage and current spikes, display apparatus and driving method thereof
03/05/2015DE102013217544A1 Vorrichtung zum Erfassen von Leitungsstörungen und/oder -unterbrechungen basierend auf dem Erfassen eines Übergangswiderstands An apparatus for detecting line faults and / or interruptions based on the detection of a transition resistance
03/05/2015DE102013217505A1 Schutzschaltung zum Schutz von mindestens einer elektronischen Baugruppe Protection circuit for protecting at least one electronic module
03/05/2015DE102013109409A1 Schallschutzbox Sound protection
03/05/2015DE102011084362B4 Elektrische Schutz- und Überwachungseinrichtung in einem Elektrofahrzeug zum sicheren Fahrbetrieb sowie zum sicheren Lade- und Rückspeisebetrieb des Elektrofahrzeugs an einer Ladestation Electrical protection and monitoring device in an electric vehicle for safe driving and for the safe loading and regenerative operation of the electric vehicle at a charging station
03/05/2015DE10149581B4 Halbleitervorrichtung Semiconductor device
03/04/2015EP2843837A1 Solid state power controller and method for monitoring a solid state power controller
03/04/2015EP2843836A1 Solid state power controller and method for monitoring a solid state power controller
03/04/2015EP2843791A1 Protection device for electricity supply circuit
03/04/2015EP2843783A1 Protection device for electricity supply circuit
03/03/2015US8971071 Driver circuit and inverter circuit
03/03/2015US8971007 Electrical energy saving system
03/03/2015US8971001 Overvoltage protection circuit
03/03/2015US8971000 Leak current absorption circuit, voltage generating circuit, power supply apparatus, and vehicle
03/03/2015US8970998 Compound semiconductor ESD protection devices
03/03/2015US8970997 ESD protection circuit
03/03/2015US8970224 Circuit breaker and method for checking a Rogowski converter in a circuit breaker
03/03/2015US8970222 Line fault detector
03/03/2015US8970169 Charging device for a high-voltage battery of a motor vehicle, charging system and method of operating a charging system
03/03/2015US8970071 Method and system for disconnecting a generator from a power system
03/03/2015US8970029 Thermally enhanced heat spreader for flip chip packaging
02/2015
02/26/2015WO2015024950A1 Electric protection on ac side of hvdc
02/26/2015WO2015024676A1 Adaptive protection for distribution grid based on area concept
02/26/2015US20150055266 Magnetizing inrush current suppression device
02/26/2015US20150054429 Electromotive drive for furniture, comprising a power supply device
02/25/2015EP2840404A1 Electrical bare element continuous flow heater and method for controlling the same
02/24/2015US8964346 Surge arrester
02/24/2015US8964345 Semiautomatic transfer switch with open neutral protection
02/24/2015US8964344 Circuit breaker signaling system for control of an arc fault detection system
02/24/2015US8964342 Compound semiconductor ESD protection devices
02/24/2015US8964341 Gate dielectric protection
02/24/2015US8964340 Device for detecting a fault in an AC supply
02/24/2015US8964339 Faulty protective earth ground circuit detection system and method
02/24/2015US8964338 System and method for compressor motor protection
02/24/2015US8963558 Current differential protection
02/24/2015US8963556 System and method for detecting excess voltage drop in three-phase AC circuits
02/24/2015CA2593646C Circuit interrupter including nonvolatile memory storing cause-of-trip information
02/19/2015WO2015023157A1 High voltage dc breaker
02/19/2015US20150049408 Device for protecting a user
02/19/2015US20150049407 Electronic device and voltage monitoring method
02/19/2015DE102014211556A1 Magnetmodulationssystem und dessen Überstromschutzverfahren Magnetic modulation system and its overcurrent protection method
02/19/2015DE102011056577C5 Schaltungsanordnung zur Unterdrückung eines bei einem Schaltvorgang auftretenden Lichtbogens Circuit arrangement for the suppression of an electric arc occurring during a switching operation
02/19/2015DE102010028149B4 Redundanzmodul mit Selbstversorgung des aktiven Entkoppelbauelements aus einer in weitem Bereich variablen und auch niedrigen Eingangsspannung Redundancy module with self-sufficiency of the active Entkoppelbauelements of a variable over a wide range and low input voltage
02/19/2015DE102004018966B4 Reihenschlussmotor Series motor
02/18/2015EP2837076A1 Neutral grounding resistor monitor
02/18/2015EP2837075A1 Apparatus for protecting a load
02/18/2015EP2837010A1 Passive resonance dc circuit breaker
02/17/2015US8958195 Electronic overcurrent release for circuit breakers
02/17/2015US8958191 Fire protection device for domestic appliances
02/17/2015US8958190 Control circuit and synchronous protection control system
02/17/2015US8958189 High-voltage semiconductor switch and method for switching high voltages
02/17/2015US8958185 ESD block isolation by RF choke
02/17/2015US8958183 Industrial ground fault circuit interrupter
02/17/2015US8958182 Method and apparatus for enhancing arc fault signal for detection in photovoltaic system
02/12/2015WO2015020653A1 Circuit protective device fault diagnostic translator
02/12/2015WO2015019627A1 Overcurrent protector
02/12/2015WO2015019036A1 Electrical tester
02/12/2015WO2015019005A1 Electrical cut-off member comprising a static switching member and a fuse in series
02/12/2015WO2015018180A1 Safe and sensitive over-current protector
02/12/2015US20150043120 Direct-current circuit breaker
02/12/2015US20150043117 Charger with over-voltage and over-current protection and method for using the same
02/12/2015US20150043116 High-voltage semiconductor switch and method for switching high voltages
02/12/2015US20150043115 Solid state relay protective device
02/12/2015US20150043109 Electrical Wiring Device With Protective Features
02/11/2015EP2835886A2 Power supply module and soft start method
02/11/2015EP2835815A1 Circuit breaker arrangement and power distribution unit
02/11/2015EP2834918A1 Overheat protection circuit and overheat protection method
02/11/2015CN204156527U 有源电力滤波器 Active Power Filter
02/11/2015CN204156508U 锂电池短路保护电路 Lithium battery short-circuit protection
02/11/2015CN204156506U 电动机控制回路 Motor control circuit
02/11/2015CN204156500U 过流过压保护电路 Over-current protection circuit
02/11/2015CN204156499U 电子脱扣器电路 Electronic trip circuit
02/11/2015CN204156498U 一种自恢复开关装置 A self-recovery switching device
02/11/2015CN204156497U 一种智能断路器自动重合闸装置 An intelligent breaker automatic reclosing
02/11/2015CN204156496U 一种设备运行过程中的线缆通断检测保护装置 A device running a cable-off detection and protection devices
02/11/2015CN204156495U 一种矿用低压馈电开关失压延时跳闸综合保护模块 An integrated protection modules trip ore feed low pressure switch failure rolling
02/11/2015CN204153917U 断电延时保护的电控柜 Off delay protection cabinet
02/11/2015CN104349535A Led恒流驱动电路及其输出开路保护电路 Led constant current drive circuit and output open circuit protection circuit
02/11/2015CN104348305A 一种电动机轴承监控系统 A motor bearing monitoring system
02/11/2015CN104348192A 一种电子烟usb充电器 An electronic cigarette usb charger
02/11/2015CN104348143A 一种检验电弧故障/瞬态检测器的正确运行的方法和系统 Method and system for testing the correct operation of the arc fault / transient detector of
02/11/2015CN104348134A 漏电断路器 Leakage circuit breakers
02/11/2015CN104348133A 反应堆保护系统内部电源联锁控制器 Inside the reactor protection system power interlock controller
02/11/2015CN104348132A 反应堆保护系统外部电源联锁控制器 External power reactor protection system interlock controller
02/11/2015CN104348131A 一种基于智能配电网35kV电源故障的恢复系统及方法 Based on an intelligent recovery system and method with 35kV grid power failure
02/11/2015CN104348130A 一种设备供电方法和设备供电电路 A device power supply circuit method and apparatus
02/11/2015CN104345857A 短路保护电路 Short-circuit protection
02/11/2015CN104345851A 电源电路 Power circuit
02/10/2015US8953295 Protection system for an IT electrical distribution system having a floating reference conductor
02/10/2015US8953294 Circuit arrangement with an overcurrent fuse
02/10/2015US8953293 Battery protection circuit
02/10/2015US8953292 Bus interface and method for short-circuit detection
02/10/2015US8953291 Reversal connection protecting circuit
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