216696 ⎘
Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to fault current to earth, frame or mass for ac systems for three-phase systems
APPARATUS FOR AN INDUCTIVE CHARGING SYSTEM, AND INDUCTIVE CHARGING SYSTEM
#2ELECTRIC LEAKAGE DETECTION CIRCUIT
#3METHOD AND APPARATUS FOR FAULT DETECTION IN DISTRIBUTION GRID
#4MULTI-PHASE AC VOLTAGE FAULT DETECTION BASED ON VIRTUAL VOLTAGE
#5FAULT LOCATION IN ACTIVE COMPENSATION RESONANT GROUNDED POWER DISTRIBUTION SYSTEM
#6ARC FAULT SOLUTION FOR MULTIPLE ELECTRIC DEVICES
#7METHOD FOR PROCESSING SINGLE-PHASE GROUNDING OF NON-EFFECTIVELY GROUNDED SYSTEM
#8Line protection method and related apparatus for flexible grounding system of power distribution network
#9Modular power supply
#10ELECTRICAL SAFETY SYSTEM WITH TIMER
#11Phase-selective interruption for three-phase AC circuits with Thomson coil actuated switches and breakers
#12System and method for ground fault monitoring in an aircraft
#13Electric transmission line ground fault prevention methods using dual, high sensitivity monitoring
#14Electric transmission line ground fault prevention systems using dual, high sensitivity monitoring devices
#15Performance three-phase ground fault circuit interrupter
#16Protection of low-voltage distribution networks
#17Ground fault protection in a high resistance grounding system
#18Load center that reduces trip time during short circuit faults
#19Earth leakage breaker and method for controlling earth leakage breaker
#20Ground fault protection circuit and techniques
#21Circuit for reducing fire hazard risk in a power distribution network
#22Power conversion device and ground fault location diagnosis method
#23Selective coordination of solid-state circuit breakers and mechanical circuit breakers in electrical distribution systems
#24Method and device for fault detection and protection of electrical networks
#25Virtual electronic circuit breaker
#26Systems and methods for improving restricted earth fault protection
#27Method and system for detecting miswiring of a power supply for a domestic appliance
#28Power grid protection via transformer neutral blocking systems and triggered phase disconnection
#29Method and apparatus for use in earth-fault protection
#30Method and apparatus for use in earth-fault protection
#31Method for detecting an open-phase condition of a transformer
#32Circuit interrupter installation and associated method
#33Hybrid vehicle with electrical power outlet
#34Power grid protection via transformer neutral blocking systems and triggered phase disconnection
#35Low-voltage circuit breaker and method
#36Selective coordination of solid-state circuit breakers and mechanical circuit breakers in electrical distribution systems
#37Motor drive
#38Method and control system for fault direction detection
#39High speed protection of power transmission lines
#40Ground fault current interrupter circuit
#41Apparatus for determination of a ground fault and associated method
#42Method and control system for faulted phase detection
#43Circuit breaker and method for emitting a warning upon a threshold being exceeded
#44Electric ground fault detection system and method
#45Method and system for detecting miswiring of a power supply for a domestic appliance
#46Method for detecting an open-phase condition of a transformer
#47Ground fault monitoring system and method
#48Ground fault overvoltage relay device
#49MULTI FUNCTION FAULT CIRCUIT INTERRUPTER DEVICE AND METHOD
#50Slip ring unit for a rotor of an electrically excited rotary dynamo-electric machine
#51Elevator safety arrangement having earth fault detection
#52ELECTRICAL SAFETY CONTROL DEVICE
#53Method and device for detecting a ground-fault direction in an electric three-phase network
#54METHOD AND DEVICE FOR FAULT CLEARING IN ELECTRIC NETWORKS WITH RING-FEED-LOOPS
#55Three-level chopper apparatus
#56TRANSFORMER MONITORING AND DATA ANALYSIS SYSTEMS AND METHODS
#57Method and system for detecting miswiring of a power supply for a domestic appliance
#58Protected capacitor system and method
#59Systems and methods for detecting turn-to-turn faults in windings
#60Ground fault immune sensor power supply for downhole sensors
#61Method and control system for handling a reclosing operation in a power system
#62Virtual Electronic Circuit Breaker
#63System and method for automatic high resistance ground pulse activation and detection
#64Method for detecting an open-phase condition of a transformer
#65Method and device for shutting down an installation part exhibiting an insulation fault in an ungrounded power supply system
#66Devices for ground-resistance detection
#67FAULT CONTROL SYSTEM IN MACHINE
#68Two-wire resistance terminated ground check
#69Automatic current transformer polarity correction
#70Method and means for complex, universal earth fault protection in power high and medium voltage system
#71Circuit breaker
#72High-volume direct current power distribution and fault protection
#73Electrical wiring system and method
#74Low voltage arc flash switch
#75Elevator safety arrangement having earth fault detection
#76ELECTRICAL FAULT PROTECTION DEVICE
#77Ground fault detecting circuit and power converting device including the same
#78FEEDER POWER SOURCE PROVIDING OPEN FEEDER DETECTION FOR A NETWORK PROTECTOR BY SHIFTED NEUTRAL
#79Blocker of geomagnetically induced currents (GIC)
#80Signal-activated circuit interrupter
#81Detection of a fault in an ungrounded electric power distribution system
#82Ground monitor current sensing
#83Ground monitor accessory connection
#84Ground monitor circuit protection apparatus
#85Three-phase ground fault circuit interrupter
#86Power distribution system incorporating ground fault interrupt protection
#87System and method for high resistance ground fault detection and protection in power distribution systems
#88System and method for ground fault detection and protection in adjustable speed drives
#89Ground fault detection methods on variable frequency drive systems
#90Protection relay for sensitive earth fault protection
#91Asset condition monitoring in an electric motor
#92Choke with current sensor
#93Vehicle control system
#94Method and apparatus for detecting a phase-to-earth fault
#95Method, apparatus and computer program product for fault protection
#96High resistance ground protection employing AC drive characteristics
#97Method of detecting a ground fault and electrical switching apparatus employing the same
#98Laser
#99Ground fault interruption using DSP based SSPC module
#100Ground fault detection device for motor driving circuit
#101Ground-fault circuit-interrupter system for three-phase electrical power systems
#102Ground fault detection system and method for inverter