| 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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| 02/17/2010 | CN201408980Y Single-phase intelligent power protection switch |
| 02/17/2010 | CN201408979Y Protective circuit used for controller |
| 02/17/2010 | CN201408978Y Electric leakage protector |
| 02/17/2010 | CN201408977Y Wiring protection device |
| 02/17/2010 | CN201408976Y Large-capacity high-speed current limiting switch device |
| 02/17/2010 | CN201408975Y Fuse burnout warning circuit and television with fuse burnout warning function |
| 02/17/2010 | CN201408974Y Power detection control circuit |
| 02/17/2010 | CN201408898Y Power socket with USB interface |
| 02/17/2010 | CN201408885Y Wall socket |
| 02/17/2010 | CN201407406Y Electric valve with automatic phase sequence error correction function |
| 02/17/2010 | CN101651325A Electric leakage detection protector |
| 02/17/2010 | CN101651324A Longitudinal differential protection method based on synchronous sampling point vector compensation principle |
| 02/17/2010 | CN101651323A Method and device for self-recovery current limiting and circuit breaking by using conductive fluid and magnetic fluid |
| 02/17/2010 | CN101651322A Scanning undercurrent protection device |
| 02/17/2010 | CN100590946C Protection switch system |
| 02/17/2010 | CN100590945C Method for adjusting trigger equipement of low voltage circuit breaker based on calibration data |
| 02/16/2010 | US7664987 Flash memory device with fast reading rate |
| 02/16/2010 | US7663858 Control device for electro-actuators with protection against short-circuits to ground or to the supply of the terminals of the electro-actuators |
| 02/16/2010 | US7663855 Circuit for preventing surge, connector and electronic apparatus thereof |
| 02/16/2010 | US7663852 Output feedback and under-voltage detection system |
| 02/16/2010 | US7663851 Tie-off circuit with ESD protection features |
| 02/16/2010 | US7663850 Earth fault protection of a frequency converter |
| 02/16/2010 | US7663348 Distributed generation system and power system stabilizing method |
| 02/16/2010 | US7663266 Modular DC-DC standby voltage converter having programmable sequencing |
| 02/11/2010 | WO2010015425A1 Protection circuit |
| 02/11/2010 | WO2010015334A1 A protection arrangement for an electrical power distribution network |
| 02/11/2010 | US20100033889 Electrical ground transient eliminator assembly |
| 02/11/2010 | US20100033888 Circuit breaker with arc fault detection and method of operation |
| 02/11/2010 | US20100033887 Overvoltage and/or undervoltage protection device |
| 02/11/2010 | US20100033883 Protection circuit |
| 02/11/2010 | DE102008036554A1 Autarkes Feldgerät oder autarker Funkadapter für ein Feldgerät der Automatisierungstechnik Self-contained field device or autonomous wireless adapter for a field device of automation |
| 02/11/2010 | DE102008035162A1 Schaltungsanordnung zur Leistungsbegrenzung einer elektronischen Baugruppe Circuit arrangement for limiting the power of an electronic assembly |
| 02/10/2010 | CN201403087Y Industrial-automation contactless controller |
| 02/10/2010 | CN201403042Y Electrodeless control circuit of blower with direct current source charging module of high frequency switch |
| 02/10/2010 | CN201402967Y Anti-electricity dazzling device |
| 02/10/2010 | CN201402965Y Single-phase intelligent electricity utilization protecting device |
| 02/10/2010 | CN201402964Y Controller power supply low-voltage protection circuit |
| 02/10/2010 | CN201402963Y Half-wave rectification type earth leakage detection protecting circuit |
| 02/10/2010 | CN201402962Y Electric fire detection control integrated system |
| 02/10/2010 | CN201402961Y Self-adaptive anti-trip loop design circuit |
| 02/10/2010 | CN201402417Y Temperature controller with grounding malfunction leakage protection function |
| 02/10/2010 | CN101647167A System and method for circuit overcurrent protection |
| 02/10/2010 | CN101645594A Synthetical leakage-selection module for longitudinal and horizontal timing sequence identification of industrial and mining low-voltage electric network |
| 02/10/2010 | CN101645593A Alternating current servo driving protective circuit |
| 02/09/2010 | US7660096 Circuit protection device having thermally coupled MOV overvoltage element and PPTC overcurrent element |
| 02/09/2010 | US7660091 Overcurrent detecting circuit and semiconductor device |
| 02/09/2010 | US7660090 Apparatus and method for input voltage transient protection with a low-voltage reset circuit |
| 02/09/2010 | US7660089 Voltage rise suppression circuit and panel television |
| 02/09/2010 | US7660088 System, apparatus and method for compensating the sensitivity of a sequence element in a line current differential relay in a power system |
| 02/09/2010 | US7660086 Programmable electrostatic discharge (ESD) protection device |
| 02/09/2010 | US7660085 Semiconductor device |
| 02/09/2010 | US7660084 Electric energy storage device and method of charging and discharging the same |
| 02/09/2010 | US7660083 Electromechanical and solid-state AC relay with reduced arcing |
| 02/04/2010 | WO2010014302A1 Method and apparatus for fast fault detection |
| 02/04/2010 | WO2009124230A3 Three-phase faulted circuit indicator |
| 02/04/2010 | US20100027179 Power and control unit for a low or medium voltage apparatus |
| 02/04/2010 | US20100027176 Arc fault detection apparatus employing a comparator with a continuously variable threshold |
| 02/04/2010 | US20100026225 Electric Device |
| 02/04/2010 | DE102009023801A1 Sicherungsvorrichtung mit pyrotechnischer Sicherung Safety device with pyrotechnic fuse |
| 02/04/2010 | DE10052046B4 Steuerung für Rotationsdruckmaschinen Control for rotary printing machines |
| 02/03/2010 | CN201398260Y Short-circuit overloading safety device of electronic ballast circuits |
| 02/03/2010 | CN201398096Y Variable pitch system for DC motor |
| 02/03/2010 | CN201398091Y Full automatic redundant reciprocal standby configuration silence type power supply system |
| 02/03/2010 | CN201398065Y Central value resistance grounding quick-circuit selecting trip gear in urban distribution network |
| 02/03/2010 | CN201398064Y Open phase protecting device |
| 02/03/2010 | CN201398063Y No-voltage protection device and automatic voltage regulating device of control bus |
| 02/03/2010 | CN201398062Y Mine switch intelligent integrated protector |
| 02/03/2010 | CN201398061Y Overcurrent tripping cable branch box |
| 02/03/2010 | CN201398060Y Electrification over-current protector |
| 02/03/2010 | CN201397981Y Plug capable of protecting leakage of neutral line |
| 02/03/2010 | CN201397652Y Preset value switch regulated power supply, controller, distributor and distribution system |
| 02/03/2010 | CN201397353Y Single-phase multiple-ammeter-position electric larceny preventing electricity meter box |
| 02/03/2010 | CN101640405A Power and control unit for a low or medium voltage apparatus |
| 02/03/2010 | CN101640404A Mobile phone charging protection circuit |
| 02/03/2010 | CN100588062C Control and protective circuit on control and protective switch electric apparatus |
| 02/02/2010 | US7657867 System and method for generating a predicate abstraction of a program |
| 02/02/2010 | US7656638 Earthing and overvoltage protection arrangement |
| 02/02/2010 | US7656634 Increasing the system stability and lightning capability in a power distribution system that utilizes solid-state power controllers |
| 02/02/2010 | US7656633 Asymmetric fault detection and protection with AC solid state power controllers |
| 02/02/2010 | US7656631 Electrical circuit protection arrangement |
| 02/02/2010 | US7656626 Electric arc detection device, switchgear unit comprising one such device and method for detecting an electric arc |
| 02/02/2010 | CA2484812C Ground-fault monitor for multiple circuits |
| 02/02/2010 | CA2427285C Method and system for implementing ospf redundancy |
| 02/02/2010 | CA2336547C Arrangement for protecting low-voltage control circuitry from externally applied high voltages, and dimming ballast employing such an arrangement |
| 01/28/2010 | US20100023576 Managing resources for ip networking |
| 01/28/2010 | US20100020460 Surge protector with spatial variation |
| 01/28/2010 | US20100020458 Chip-type protection device having enclosed micro-gap between electrodes |
| 01/28/2010 | US20100020457 Protective Digital Relay Device |
| 01/28/2010 | US20100020452 Leakage current detection and interruption circuit powered by leakage current |
| 01/28/2010 | US20100020451 Arc detection using discrete wavelet transforms |
| 01/27/2010 | CN201393179Y Photovoltaic off-grid inverter |
| 01/27/2010 | CN201393081Y Electronically controlled unit of charger bracket of automatic vacuum cleaner |
| 01/27/2010 | CN201393078Y Uninterrupted power supply |
| 01/27/2010 | CN201393070Y Low-voltage reactive-power comprehensive compensation device |
| 01/27/2010 | CN201393051Y Circuit breaker with protection function |
| 01/27/2010 | CN201393050Y Anti-electric shock device of household appliance |
| 01/27/2010 | CN201393049Y Passive overcurrent protection device |
| 01/27/2010 | CN201393048Y Protector |
| 01/27/2010 | CN201393047Y Communication circuit for relay protective device |
| 01/27/2010 | CN201393046Y Bi-color luminescent tube direct viewing indicating relay protective device |