Patents
Sitemap › H02 - Generation, conversion, or distribution of electric power › H02H - Emergency protective circuit arrangements › 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
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)
11/2010
11/10/2010CN101882860A Novel insulated gate bipolar translator (IGBT) drive and protection circuit
11/10/2010CN101882789A Integrated high-voltage intelligent phase selection permanent-magnetic circuit breaker
11/10/2010CN101882774A DC de-icing device without special rectifier transformer and protection method thereof
11/10/2010CN101882732A Leakage protection socket
11/10/2010CN101465562B Remote DC load controller
11/10/2010CN101385215B Power supply unit and controlling method thereof
11/09/2010US7830684 Reverse biasing active snubber
11/09/2010US7830120 Low side N-channel FET protection circuit
11/04/2010WO2010126688A1 High voltage power line communication system using an energy harvesting power supply
11/04/2010WO2010125733A1 Current control apparatus and protection apparatus
11/04/2010WO2010124413A1 Cycle-by-cycle over voltage protection circuit for switching power supply
11/04/2010US20100277847 Solid-State Disconnect Device
11/04/2010US20100277845 Circuit Apparatus for Protecting a Pre-Charge Resistance Using an Interlock Switch
11/04/2010US20100277844 Electronic Device with Ion Cooling System
11/04/2010US20100277843 High-frequency power supply system
11/04/2010CA2755551A1 High voltage power line communication system using an energy harvesting power supply
11/03/2010EP2246954A1 Intelligent electronic device with a detachable memory module for substation automation
11/03/2010EP2245715A2 Output driver with overvoltage protection
11/03/2010EP2245714A1 Intelligent circuit breaker apparatus and methods
11/03/2010CN201623898U Direct-current bus type LED driving power system
11/03/2010CN201623886U Application-specific integrated circuit for open circuit protection for LED
11/03/2010CN201623693U Electronic relay of automatic time control automobile starter
11/03/2010CN201623648U Small-volume self-recovery protection positive-output high-voltage module power source
11/03/2010CN201623496U Following-type reactive power compensation device
11/03/2010CN201623478U Photovoltaic direct-current lightning-protection header box
11/03/2010CN201623472U Electric leakage alarm device used for integrated distribution cabinet
11/03/2010CN201623459U Device having advanced cover opening, alarming and cutting off functions
11/03/2010CN201623456U Residual current action relay
11/03/2010CN201623455U Three-phase alternating current electric utilization protector
11/03/2010CN201623454U Anti-tripping self-protection device of arc furnace
11/03/2010CN201623453U Solid-state relay with current overload protecting function
11/03/2010CN201623452U Crane power supply overload protection device
11/03/2010CN201623451U Surge protection device
11/03/2010CN201623450U Lead wire protecting sleeve of electrical product
11/03/2010CN101878571A Low capacitance semiconductor device
11/03/2010CN101878570A Epitaxial surge protection device
11/03/2010CN101877480A Method for judging voltage compensation of single-pole adaptive reclosure of electric transmission line
11/03/2010CN101877479A Method for comparing and judging phase of single-pole adaptive reclosure of electric transmission line
11/03/2010CN101877477A Leakage protection switch for preventing three-phase power circuit from generating high voltage
11/03/2010CN101877476A Protector for preventing three-phase power circuit from generating high voltage
11/03/2010CN101877475A Power supply short-circuit protection circuit
11/03/2010CN101877474A Intelligent arc-fault circuit interrupter
11/03/2010CN101877473A Protection circuit in surge protector used for high-definition camera
11/03/2010CN101877470A Direct current thawing apparatus with special rectiformer and protection method thereof
11/03/2010CN101340077B Power-off protection circuit of optical display television
11/03/2010CN101325328B Controlled power supply
11/03/2010CN101272048B Vehicle mounted intelligent relay
11/03/2010CN101267111B DC over-voltage protection circuit
11/02/2010US7827540 Method for program debugging
11/02/2010US7827533 Analytical server, program analysis network system, and program analysis method
11/02/2010US7826933 Adaptive relaying controlled by autonomous event detection
11/02/2010US7826932 Systems and methods for updating graphical representations on multiple interface devices
11/02/2010US7826192 Method and apparatus for preventing damage to electronics during tire inspection
11/02/2010US7826190 Over-voltage protection device
11/02/2010US7826189 Battery swell triggered override system
11/02/2010US7826188 Methods, design structures, and systems for current mode logic (CML) differential driver ESD protection circuitry
11/02/2010US7826185 Structure and circuit technique for uniform triggering of multifinger semiconductor devices with tunable trigger voltage
11/02/2010US7826184 Series arc fault interrupters and methods
10/2010
10/29/2010CA2702673A1 35kv rubber molded fused vacuum interrupter
10/28/2010WO2010122439A1 Monitoring device for an electrical power source and load
10/28/2010WO2010121660A1 A method and a device for supervising the sensitivity of a protection function
10/28/2010WO2010094049A8 Circuit breaker having detection of the aperiodic current change
10/28/2010US20100271743 Fault Testing Fault Protection Device and Method
10/28/2010US20100271113 Integrated circuit with multiple independent power supply zones
10/28/2010US20100271045 Open Fuse Detection by Neutral Point Shift
10/28/2010US20100270962 Washing machine and method for controlling the same
10/28/2010US20100269793 Diagnostic system for spark ignition direct injection system control circuits
10/28/2010CA2759215A1 Monitoring device for an electrical power source and load
10/27/2010EP2243205A1 Circuit protection device
10/27/2010EP2243147A1 Residual current device
10/27/2010EP1878100B1 Circuit breaker system
10/27/2010CN201616665U 微机继电保护装置 Computer protection devices
10/27/2010CN201616664U 手机充电器过热报警及保护装置 Phone charger overheating alarm and protection devices
10/27/2010CN201616655U 一种三相电源缺相检测电路 A three-phase power phase detection circuit
10/27/2010CN201616654U 电源电路 The power supply circuit
10/27/2010CN201616653U 一种用于制动阀、防滑阀的驱动保护电路 A protection circuit for driving the brake, skid valve
10/27/2010CN201616652U 大容量高速开断装置 Large-capacity high-speed breaking device
10/27/2010CN201616651U 电流信号检测装置 A current signal detecting means
10/27/2010CN201616596U 单相智能型交流配电箱 AC single-phase intelligent power distribution box
10/27/2010CN201616398U 具有自动合闸功能的内置式智能断路器 Built-in intelligent circuit breaker with automatic closing function
10/27/2010CN1961464B Surge discharger
10/27/2010CN101873001A Power supply management control device with reset latch protection function
10/27/2010CN101872968A Protective circuit
10/27/2010CN101872963A Supply line transient state protection method based on wave shape identification and device thereof
10/27/2010CN101872960A Phase sequence detection and adjustment method and circuit
10/27/2010CN101872959A Absence-of-ground leakage protector of electronic health-care massage foot basin
10/27/2010CN101872958A Input voltage under-voltage protection circuit of switching power supply
10/27/2010CN101872957A Leakage current detection protection circuit
10/27/2010CN101872956A Leakage current detection protection circuit
10/27/2010CN101870263A Method and system for automatic protection of electric vehicle by adopting permanent magnetic driving motor
10/27/2010CN101515710B Direct current limiting and breaking device based on countercurrent injection method
10/26/2010US7821758 Systems and methods for reducing intermodulation distortion
10/26/2010US7821757 Device for providing protection against overvoltages with solderless contacts and corresponding manufacturing method
10/26/2010US7821756 Power supply apparatus, power supply apparatus control method
10/26/2010US7821755 Resettable short-circuit protection configuration
10/26/2010US7821754 Circuit arrangement for producing a defined output signal
10/26/2010US7821753 DC high power distribution assembly
10/26/2010US7821751 ESD-detector
10/26/2010US7821749 Arc flash elimination apparatus and method
10/26/2010US7821414 Polyphase source detecting circuit
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