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)
06/2007
06/13/2007CN2912061Y Anti-shock safety device
06/13/2007CN2912060Y Current limit protecting solid-state relay with combined instruction
06/13/2007CN2912059Y Current limit protecting solid-state relay
06/13/2007CN2912058Y Protecting solid-state relay with reset current limit
06/13/2007CN2912057Y Security unit
06/13/2007CN2912002Y Leakage proof plug having fire-proof function
06/13/2007CN2912001Y Microelectronic safety protecting plug and/or socket
06/13/2007CN2911950Y GFCI having functions of fault indicating and forced tripping
06/13/2007CN1979991A High-voltage ac. controllable parallel-connection reactor high-differential protection method
06/13/2007CN1979990A High-voltage AC. controllable parallel-connection reactor control winding zero-sequence protection method
06/13/2007CN1979989A Low-voltage power supply system protection method
06/13/2007CN1979006A Microwave-oven power-supply voltage monitoring circuit and method for protecting abnormal power-supply voltage
06/13/2007CN1978914A Fan system and protection method therefor
06/12/2007US7231556 Data processing apparatus having error concealment function
06/12/2007US7231466 Data migration method for disk apparatus
06/12/2007US7231003 System and method for aligning data between local and remote sources thereof
06/12/2007US7230813 Electronic circuit breaker
06/12/2007US7230811 Modular power line network adapter
06/12/2007US7230809 System for checking synchronization of AC voltage sources before closing a power circuit breaker
06/12/2007US7230808 Grounding of electrical structures
06/12/2007US7230807 Protection circuit for a transistor
06/12/2007US7230806 Multi-stack power supply clamp circuitry for electrostatic discharge protection
06/07/2007WO2007064960A2 Mov failure mode identification
06/07/2007WO2007064863A2 Power cord with gfci device and remote test/reset unit for an electrical appliance
06/07/2007WO2007064837A2 A multifunction hybrid solid-state switchgear
06/07/2007WO2007063394A2 Circuit breaker including open neutral interlock
06/07/2007US20070127182 Current limited bilateral MOSFET switch with reduced switch resistance and lower manufacturing cost
06/07/2007US20070127180 Short circuit protection for vehicle driver circuit
06/07/2007US20070127178 Semiconductor device
06/07/2007US20070127177 System and method for conditioning a power supply transmission for supply to a load circuit
06/07/2007US20070127176 Ac electrical power dividing circuit
06/07/2007US20070127168 Tool with contactless switch
06/07/2007US20070126539 Reset lockout for circuit interrupting device
06/07/2007CA2628813A1 Circuit breaker including open neutral interlock
06/06/2007EP1793466A2 Circuit-breakers incorporating residual current protection
06/06/2007EP1793465A1 Electronic differential switch
06/06/2007DE212005000049U1 Elektrisches Antriebssystem Electric propulsion system
06/06/2007DE19710338C5 Verfahren zur Steuerung des Schließvorgangs von Schließvorrichtungen mit mindestens einem elektromotorisch bewegten Teil Method for controlling the closing process of closing devices with at least one electric motor moving part
06/06/2007DE112005001647T5 Überspannungsschutzschaltung für mehrphasig gespeiste Spannungsversorgungen An overvoltage protection circuit for multi-phase powered power supplies
06/06/2007CN2909685Y Remote control power supply pivot
06/06/2007CN2909658Y Protection circuit for charger when battery pole back connection
06/06/2007CN2909656Y Leakage alarm device of three-pin plug-in two-pin socket
06/06/2007CN2909655Y Relay protector
06/06/2007CN2909602Y Multifunction power connector socket
06/06/2007CN2909508Y GFCI with service life end indicating function
06/06/2007CN2909367Y Plate power supply protection circuit
06/06/2007CN1976159A Magnetic disc array system and electric source protector
06/06/2007CN1976158A Residual current circuit breaker
06/06/2007CN1976157A Electric power circuit protecting apparatus using superconductor
06/06/2007CN1976156A Self-repairing circuit protection apparatus
06/06/2007CN1976155A Dual AND-OR protection outlet fault-tolerant mechanism
06/06/2007CN1976154A Electric relay simulated model utilizing script describing to realize
06/06/2007CN1976153A Fault information organizing method in electric network fault information system
06/06/2007CN1975957A Portable analog circuit breaker
06/06/2007CN1975612A Family appliance standby energy-saving device
06/06/2007CN1320716C Circuit arrangement for residual-current circuit breaker
06/06/2007CN1320483C System and method for implementing journaling in a multi-node environment
06/05/2007US7228408 Computer system capable of operating in multiple operation modes and the operating method thereof
06/05/2007US7228206 Electrical system for a ship
06/05/2007US7227756 Power supply keying arrangement for use with an electrical apparatus
06/05/2007US7227732 Apparatus and method for controlling open/close timing of relay
06/05/2007US7227731 Apparatus for offset correcting high-side and low-side sinking/sourcing over-current protection
06/05/2007US7227730 Device for ESD protection of an integrated circuit
06/05/2007US7227729 Arc fault detection technique
06/05/2007US7227391 Semiconductor integrated circuit device and semiconductor integrated circuit system
06/05/2007US7227325 Method and arrangement for protecting a frequency converter
06/05/2007CA2342768C Control system for bathers with ground continuity and ground fault detection
05/2007
05/31/2007US20070121267 High-frequency power supply system
05/31/2007US20070121266 Power distribution system and a method for assembling the power distribution system
05/31/2007US20070121265 Method and system for controlling a power distribution system
05/31/2007US20070121261 Apparatus for detecting arc fault
05/31/2007US20070121260 Power cord with GFCI device and remote test/reset unit for an electrical appliance
05/31/2007US20070121257 Multifunction hybrid solid-state switchgear
05/30/2007EP1790055A1 Power control apparatus for preventing electric shock cause
05/30/2007EP1661223B1 Switching device
05/30/2007EP1415377A4 System and method for managing object based clusters
05/30/2007CN2907166Y General miner lamp short circuit protector
05/30/2007CN2907078Y 高功率因数转换器 High power factor converter
05/30/2007CN2907025Y Three-phase power voltage regulator with automatic phase sequence switchover function
05/30/2007CN2907022Y 智能功率限制器 Intelligent power limiter
05/30/2007CN2907021Y Over-voltage protection circuit
05/30/2007CN2907020Y Single-chip-computer controlled earth wire detection and safety protection device
05/30/2007CN2907019Y Multi-functional current limiting protection solid-state relay
05/30/2007CN1973414A Single-sensor microcontroller-based approach for ground fault circuit interrupters
05/30/2007CN1972066A Charging protection circuit
05/30/2007CN1972054A A relay protection system which can distinguish short-circuit and harmonic and its working method
05/30/2007CN1972053A Usb circuit device for preventing reverse current from external device
05/30/2007CN1972052A Superconducting hybrid current limiting switch
05/30/2007CN1972051A Over-current protection apparatus
05/30/2007CN1972050A A multifunctional electric apparatus with programmable and trip circuit output
05/30/2007CN1971469A Heating control device of ATM
05/30/2007CN1319240C Distance relay device
05/30/2007CN1319239C Overload current protection device using magnetic impedance element
05/30/2007CN1319237C Fault tolerance in supercomputer through dynamic repartitioning
05/30/2007CN1319236C Improved data protection and control device and method thereof
05/30/2007CN1319235C Fault current and differential current detection system and method
05/29/2007US7225345 Employing sense resistor as safety fuse in limited power source applications
05/29/2007US7224562 Short-circuit protective circuit
05/29/2007US7224560 Destructive electrical transient protection
05/29/2007US7224559 Differential current detection
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