Patents
Sitemap › H02 - Generation, conversion, or distribution of electric power › H02H - Emergency protective circuit arrangements › H02H 9 - Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
Patents for H02H 9 - Emergency protective circuit arrangements for limiting excess current or voltage without disconnection (21,232)
06/2014
06/18/2014CN102195280B Electro-static discharge protection circuit and semiconductor device
06/18/2014CN102163840B Electrostatic discharge protection circuit, structure and radio-frequency receiver
06/18/2014CN101552465B Transient voltage suppressor and methods
06/17/2014US8755163 Three-phase AC power controller
06/17/2014US8755161 Overvoltage protection circuit with self biased latch
06/17/2014US8755160 Measuring transient electrical activity in aircraft power distribution systems
06/17/2014US8755157 Integrated circuit device and electrostatic discharge protecting circuit thereof
06/17/2014US8755156 Structure of protection of an integrated circuit against electrostatic discharges
06/13/2014DE202014101754U1 Schutzvorrichtung für ein Spannungsnetz Device for protecting a voltage network
06/12/2014WO2014086378A1 Interface having earth fault current
06/12/2014WO2014086231A1 Overvoltage protection device and method
06/12/2014WO2014063666A3 Method of controlling an apparatus compensating ground fault currents for compensating for fault currents in an n-phase distribution system
06/12/2014US20140160708 Lead structure
06/12/2014US20140160610 Common mode filter
06/12/2014US20140160608 Surge protective network signal processing circuit assembly
06/12/2014US20140160607 Esd protection
06/12/2014US20140160606 ESD Protection Apparatus
06/12/2014US20140160605 High noise immunity with latch-up free esd clamp
06/12/2014US20140160604 Latch-up free rc-based nmos esd power clamp in hv use
06/12/2014DE102012222652A1 Method for preventing accidents in street lighting systems to avoid current peak, involves turning on two road lamps at different times, and recording two road lamps of electrical characteristics
06/12/2014DE102012023934A1 Operating device e.g. LED convertor for lamp, has anti-glow unit that is provided with controllable switching unit that is arranged in series with radio screen element
06/11/2014EP2741445A1 Ethernet Based Power Supply for Hospital Bed
06/11/2014EP2741330A1 ESD protection
06/11/2014EP2740455A1 Small vehicle, in particular wheelchair
06/11/2014EP2740180A2 Over-voltage protection device having a coil assembly
06/11/2014EP2740130A1 Current limiter
06/11/2014DE202014002001U1 Netzkabel für LED-Beleuchtungsvorrichtungen Power cord for LED lighting devices
06/11/2014CN203645621U 光伏装置和用于光伏装置的逆变器 An inverter for photovoltaic devices and a photovoltaic device
06/11/2014CN203645320U 用于小电流接地系统的有源调压型消弧限压保护装置 The active regulator type crowbar pressure limiting protection device for small current grounding system
06/11/2014CN203645319U 一种igbt串联均压电路 One kind of equalizing circuit igbt series
06/11/2014CN203645318U 一种网络摄像机的视频防雷保护电路 A lightning protection circuit video network cameras
06/11/2014CN203645317U 防雷模块及防雷箱 Lightning and Lightning module box
06/11/2014CN203645316U 一种车载电源防雷装置 A vehicle-mounted power supply lightning protection devices
06/11/2014CN103858299A Fault current limiter system with current splitting device
06/11/2014CN103855765A Battery management system protecting device preventing over-voltage impact
06/11/2014CN103855708A Ground wire energy-extracting power supplying technology of high-tension overhead line
06/11/2014CN103855704A Primary and secondary combined resonance elimination device
06/11/2014CN103855703A Esd protection
06/11/2014CN103855702A High-voltage-impact-resisting protection circuit and power supply accessing testing device
06/11/2014CN103855701A Discharging device o and discharging system of capacitor
06/11/2014CN103855700A Discharging circuit
06/11/2014CN103855699A Novel surge protection device
06/11/2014CN103855698A Novel surge protection device
06/11/2014CN103855697A Novel SPD backup protection device
06/11/2014CN103855696A Novel surge protection device
06/11/2014CN103855695A Novel surge protection device
06/11/2014CN103855694A Power source lightning protection device
06/11/2014CN103855673A Novel surge protection device
06/11/2014CN103855550A Connection apparatus circuit and high voltage surge protection method thereof
06/11/2014CN102176623B Distributed capacitance energy absorber comprising direct current high voltage cable
06/10/2014US8749943 Drive circuit for electromagnetic manipulation mechanism
06/10/2014US8749942 Protective cover for an early streamer emission lightning arrester
06/10/2014US8749938 Fault current limiter
06/10/2014US8749937 Display device
06/10/2014US8749936 Semiconductor device and apparatus including semiconductor device
06/10/2014US8749932 Semiconductor device with a plurality of power supply systems
06/10/2014US8749931 Electrostatic discharge protection apparatus
06/10/2014US8749930 Protection circuit, semiconductor device, photoelectric conversion device, and electronic device
06/10/2014US8749929 Circuit interrupter providing ground fault protection and system including the same
06/10/2014US8749928 Aircraft electrical appliance
06/06/2014DE202014102063U1 Leuchtdiodenschaltungsplatte, Schutzschaltkreis gegen Hochspannungspulse der Leuchtdiodenschaltungsplatte und Leuchtdiodenlampe LEDs circuit board protection circuit against high voltage pulses the LED circuit board and LED lamp
06/05/2014WO2014083271A1 Device for limiting disturbances of an electrical nature
06/05/2014WO2014083190A1 Switching device
06/05/2014WO2014082805A1 Device for protecting against overvoltage for automaton power supply
06/05/2014US20140153149 Circuits and methods for limiting open circuit voltage of photovoltaic strings
06/05/2014US20140153148 Over voltage protection for a thin oxide load circuit
06/04/2014EP2738990A1 Circuit arrangement with an overload protection for galvanic isolation units
06/04/2014EP2737602A1 System for monitoring a rectifier for charging a battery of an electric automobile
06/04/2014CN203632274U 一种具有防雷功能的平板电脑充电器 A tablet charger with lightning function
06/04/2014CN203632234U 缓冲消弧柜的电容电荷释放系统 Buffer capacitor charge crowbar cabinet release system
06/04/2014CN203632233U 组合型电涌保护器 Combined surge protector
06/04/2014CN203632232U 一种母线二次输出电磁式电压互感器的过电压防止装置 One kind of bus voltage transformer secondary output electromagnetic overvoltage prevention device
06/04/2014CN203632231U 一种海绵切割机抗高压静电干扰信号装置 One kind of sponge cutting machine anti-high-voltage electrostatic interference signal devices
06/04/2014CN203632230U 一种具有工频过压保护功能的浪涌保护器 Having a power frequency overvoltage protection surge protector
06/04/2014CN203632229U 一种短路故障限流器 One kind of short circuit fault current limiter
06/04/2014CN203632228U 具有指示结构的组合型电涌保护器 Combined surge protector indicative structure
06/04/2014CN203631887U 一种用于连接器的10g防突波保护线路 10g anti-surge protection circuit for connector
06/04/2014CN103840447A Lightning protection system and method
06/04/2014CN103840446A Circuit used for communication device power source disturbance suppression in transformer substation
06/04/2014CN103840445A Integrated circuit and method for improved transient immunity
06/04/2014CN103840444A Lightning arrester
06/04/2014CN103840443A Power-supply protection circuit and chip thereof
06/04/2014CN103840442A Short-circuit fault current limiter
06/04/2014CN103840441A Ultra-stable quick-response linear shunting circuit
06/04/2014CN103840440A Power-supply clamp ESD circuit
06/04/2014CN103839635A Application method and device in fields of lightning protection by utilizing skin effect and vortex
06/04/2014CN102611092B Mutation overvoltage impedance suppression device for electronic voltage transformer and application of device
06/04/2014CN102110980B Lightning protection circuit
06/03/2014US8743525 Overvoltage protection devices including wafer of varistor material
06/03/2014US8743518 Protection circuit
06/03/2014US8743516 Sharing stacked BJT clamps for system level ESD protection
06/03/2014US8743515 ESD clamp with novel RC triggered circuit
06/03/2014US8742943 Ground detection circuit and method of manufacturing the same
05/2014
05/30/2014WO2014081234A1 Combined overcurrent protection device for blocking current and voltage in abnormal conditions
05/30/2014WO2014081233A1 Combined overcurrent protection device for blocking current and voltage in abnormal conditions
05/30/2014WO2014079508A1 An ac temporary load device and distribution system for operating an electric machine or electrical load powered by a long cable
05/30/2014WO2014079352A1 Power source protection circuit and chip thereof
05/30/2014WO2014044542A3 Line arrester
05/29/2014US20140146426 Overvoltage protection circuit, power supply device, liquid crystal display device, electronic device and television set
05/29/2014US20140146425 Radio frequency input circuit with esd protection function
1 ... 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 ... 213