| 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) |
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| 04/25/2012 | CN202206112U 一种用于高周波焊接机的电火花保护电路 An electrical discharge protection circuit for high frequency welding machines |
| 04/25/2012 | CN202206111U Over-current protection device for boost discharge adjusting unit |
| 04/25/2012 | CN202206110U 一种电动车窗的保护电路 A protective circuit power windows |
| 04/25/2012 | CN202206109U 一种基于微处理器的配电箱过流保护装置 Microprocessor-based overcurrent protective device distribution box |
| 04/25/2012 | CN202206108U 高压过流保护装置 High-voltage overcurrent protection devices |
| 04/25/2012 | CN202205981U 一种漏电保护三极插头 One kind of three-pole plug leakage protection |
| 04/25/2012 | CN202204857U 无线遥控智能计费器 Wireless remote smart meter |
| 04/25/2012 | CN1917321B 热保护电路、功率传输集成电路及功率传输方法 Thermal protection circuits, power transmission circuits and power transmission method |
| 04/25/2012 | CN102428619A 误连接检测装置 Erroneous connection detection means |
| 04/25/2012 | CN102427224A 输电线路重合闸时刻在线捕捉方法 Transmission line reclosing time online capture method |
| 04/25/2012 | CN102427223A 一种采用零序电压和电流判别闭锁的方法 One kind of zero-sequence voltage and current discrimination blocking methods |
| 04/25/2012 | CN102427221A 一种igbt驱动综合保护封锁电路 One kind igbt driver integrated circuit protection blockade |
| 04/25/2012 | CN102427219A Short circuit protection system and safe closing control method of three-level converter power tube |
| 04/25/2012 | CN102427217A 一种基于车载设备供电过压保护电路和系统 An in-vehicle equipment supply overvoltage protection circuits and systems based on |
| 04/25/2012 | CN102427216A 电源供应器的自动调整保护侦测电路 The power supply automatically adjusts the detection circuit protection |
| 04/25/2012 | CN102427215A High-voltage arc discharge protective circuit |
| 04/25/2012 | CN102427214A 一种可控硅桥臂短路保护恢复装置及方法 One kind of thyristor arm short circuit protection device and method for recovery |
| 04/25/2012 | CN101699682B Breaker for preventing wire break |
| 04/25/2012 | CN101699681B 衣物处理装置的过电流切断装置 The clothes treating apparatus of the overcurrent cut-off means |
| 04/25/2012 | CN101242089B 形成过电压保护电路的方法及其结构 Overvoltage protection circuit formation method and structure |
| 04/24/2012 | US8166222 USB transceiver circuitry including 5 volt tolerance protection |
| 04/24/2012 | US8164875 Portable motorized frame remote racking tool |
| 04/24/2012 | US8164873 Integrator and circuit-breaker having an integrator |
| 04/24/2012 | US8164871 Circuit for protecting an integrated circuit against elctrostatic discharges in CMOS technology |
| 04/24/2012 | US8164869 Diode chain with a guard-band |
| 04/24/2012 | CA2336769C Arc fault detector responsive to average instantaneous current and step increases in current and circuit breaker incorporating same |
| 04/19/2012 | WO2012049294A1 Fault direction parameter indicator device using only current and related methods |
| 04/19/2012 | WO2011035057A3 Line current differential protection upon loss of an external time reference |
| 04/19/2012 | US20120092802 Circuit breaker trip unit with digital potentiometer |
| 04/19/2012 | US20120092801 Under-voltage protection circuit for battery |
| 04/19/2012 | US20120092800 Circuit for detecting over-voltage and over-current |
| 04/19/2012 | US20120091963 Battery fault tolerant architecture for cell failure modes parallel bypass circuit |
| 04/19/2012 | US20120091808 Photovoltaic ladder inverter |
| 04/19/2012 | DE102010048673A1 Vehicle e.g. motor car has fault current protection device that interrupts electrical connection between charging terminal and electrical energy storage unit during detection of fault current |
| 04/19/2012 | DE102010042609A1 Method for providing arrangement for distribution of electrical power with two power switches in alternating current distribution plant, involves realizing opening of upstream switch release unit when threshold values are exceeded |
| 04/19/2012 | DE102010042569A1 Verfahren für ein Stromverteilungssytem mit zwei selektiv auslösenden Schaltern Method for selectively triggering Stromverteilungssytem with two switches |
| 04/18/2012 | EP2442462A2 Method and apparatus for supplying power to a connection device |
| 04/18/2012 | EP2442417A1 A protection system for electrical power distribution system using directional current detection and logic within protective relays |
| 04/18/2012 | CN202197429U Power supply driver of solid light source |
| 04/18/2012 | CN202197223U 基于正弦调制波的单相逆变变频电源 Based on single-phase inverter power inverter sinusoidal modulation wave |
| 04/18/2012 | CN202197090U 一种隔爆型照明智能综合保护装置 One kind of explosion-proof lighting intelligent integrated protection device |
| 04/18/2012 | CN202197088U 一种具有防雷保护功能的实时在线显控漏电智能保护器 A real-time online with lightning protection function display and control leakage Smart Protector |
| 04/18/2012 | CN202197087U 一种具有防灾功能的实时在线显控漏电智能保护器 Real-time online having a disaster prevention function display and control leakage Smart Protector |
| 04/18/2012 | CN202197086U 一种具有记忆的实时在线显控漏电智能保护器 A real-time display and control line memory leakage Smart Protector |
| 04/18/2012 | CN202197085U 一种可远程显示的实时在线显控漏电智能保护器 A remote display real-time online display and control the leakage of Intelligent Protector |
| 04/18/2012 | CN202197084U 一种可报警不脱扣的实时在线显控漏电智能保护器 One kind can not trip the alarm display and control real-time online intelligence leakage protection |
| 04/18/2012 | CN202197083U 加温炉缺相保护控制系统 Heating furnace control system phase protection |
| 04/18/2012 | CN202197082U 一种短路过流保护器 One kind of short-circuit current protection device |
| 04/18/2012 | CN202197081U Power supply protection circuit for satellite television high-frequency tuner |
| 04/18/2012 | CN1866657B 电涌放电器 Surge arresters |
| 04/18/2012 | CN102420416A 家用电器保护电路 Household Appliances protection circuit |
| 04/18/2012 | CN102420415A Quench detection system for a superconductor fault current limiter |
| 04/18/2012 | CN102420414A 高灵敏度泄漏电流检测断路器 High sensitivity leakage current detection circuit breakers |
| 04/18/2012 | CN102420413A Self-recovery stop type protection circuit for low-voltage and high-power safety barrier |
| 04/18/2012 | CN101826717B 一种测温、保护控制方法 One kind of temperature measurement, protection and control methods |
| 04/18/2012 | CN101577411B 直流系统智能综合继电器 DC systems intelligent integrated relay |
| 04/18/2012 | CN101562323B 短路保护电路 Short-circuit protection |
| 04/18/2012 | CN101478147B 零序综合阻抗纵联保护判定方法 Zero sequence impedance synthesis method for determining pilot protection |
| 04/18/2012 | CN101388538B 一种分级闭锁防爆开关 A hierarchical lockout-proof switch |
| 04/18/2012 | CN101248358B 用于电流检测的装置及操作这种装置的方法 Current detection apparatus and method of operating such a device for |
| 04/17/2012 | US8160829 Current measuring device and processing unit comprising one such device |
| 04/17/2012 | US8159805 Quick response mechanism and method for a switching power system |
| 04/17/2012 | US8159803 Heat actuated interrupter receptacle |
| 04/17/2012 | US8159801 Switched hot swap controller |
| 04/17/2012 | US8159799 Protective device against abnormality for positive and negative dual power supply circuit |
| 04/17/2012 | US8159797 Overvoltage protection circuit |
| 04/17/2012 | US8159795 Protection circuit for semiconductor integrated circuit and driving method therefor |
| 04/17/2012 | US8159793 Arc detection using detailed and approximate coefficients from discrete wavelet transforms |
| 04/17/2012 | US8159362 Method of detecting faults using graduated fault detection levels |
| 04/17/2012 | US8159229 Load compensation in distance protection of a three-phase power transmission line |
| 04/17/2012 | US8159195 Overvoltage protection circuit for use in charger circuit system and charge circuit with overvoltage protection function |
| 04/17/2012 | CA2433581C Protection systems for power networks |
| 04/17/2012 | CA2418292C Time-optimum reception of protection commands in a remote tripping device |
| 04/12/2012 | WO2012046729A1 Circuit breaker phase control switching system and circuit breaker control unit |
| 04/12/2012 | WO2012046613A1 Ground fault detection circuit, and ground fault detection device |
| 04/12/2012 | WO2012045103A1 Detector unit for detecting a neutral conductor interruption in a symmetrical multiphase power supply system |
| 04/12/2012 | WO2011134612A3 System for off-mains switching of a drive device |
| 04/12/2012 | US20120089798 System and method for generating and managing quick recovery volumes |
| 04/12/2012 | US20120087052 Method and Structure for Detecting an Overcurrent in a Triac |
| 04/12/2012 | US20120087051 Apparatus and method for scalable power distribution |
| 04/12/2012 | US20120087049 Low-frequency circuit breaker |
| 04/12/2012 | US20120086272 Remotely power-controllable power outlet device and power outlet thereof |
| 04/11/2012 | EP2439828A1 Protection device for load circuits |
| 04/11/2012 | EP2439827A2 System for detection of a ground fault in a high resistance ground network |
| 04/11/2012 | CN202190062U 一种汽车电子电源前端保护装置 A vehicle front end electronics power protection devices |
| 04/11/2012 | CN202190060U 一种小容量电机或单台电机的抗晃电装置 A small-capacity motor or single motor electrical device anti-shake |
| 04/11/2012 | CN202190059U 一种多台大容量电机的抗晃电装置 A multi-large capacity electric motors anti-shake device |
| 04/11/2012 | CN202190052U 一种漏电保护的测试电路 One kind of test circuit leakage protection |
| 04/11/2012 | CN202190051U 雷电预警联动控制装置 Lightning warning linkage control device |
| 04/11/2012 | CN202190050U 一种直流过压过流保护电路及直流供电类电子产品 A DC overvoltage and overcurrent protection circuit DC power electronics products |
| 04/11/2012 | CN102414948A 用于监控保护功能的灵敏度的方法和设备 Method and apparatus for monitoring the protection of sensitive |
| 04/11/2012 | CN102412613A Intrinsically safe battery with self recovery function |
| 04/11/2012 | CN102412569A 一种纵联差动保护利用故障分量实现启动的方法 One kind of longitudinal differential protection fault component to achieve start utilizing methods |
| 04/11/2012 | CN102412565A 具有过流保护功能的隔离式igbt驱动电路 With overcurrent protection isolated igbt driver circuit |
| 04/11/2012 | CN102412564A 电池包及其保护电路与方法 Battery pack and its protection circuit and method |
| 04/11/2012 | CN102412556A 断路器的接地电流保护功能模块 Ground current protection circuit breaker module |
| 04/11/2012 | CN102412555A 新型接地故障保护电子式脱扣器 The new ground-fault protection of electronic trip unit |
| 04/11/2012 | CN102412554A 高压开关欠电压释放保护方法 High voltage switch under voltage release protection methods |
| 04/11/2012 | CN102412553A 高压开关欠电压释放保护系统 High voltage switch under voltage release protection system |
| 04/11/2012 | CN102412552A 通用保护器 Universal Protector |