216718 ⎘
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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors
Sub-classes:Power Supplies with Overcurrent Protection and Single-Point Fault Protection
#2SELF-TEST MECHANISMS FOR END-OF-LIFE DETECTION AND RESPONSE FOR CIRCUIT INTERRUPTER DEVICES
#3DUAL-DETECTION LEAKAGE PROTECTOR
#4PROTECTIVE DEVICES AND METHODS FOR PROTECTION AGAINST ELECTRIC SHOCK IN A POWER SUPPLY SYSTEM HAVING MULTIPLE POWER SOURCES
#5ELECTRICAL PROTECTION METHODS AND SYSTEMS
#6LEAKAGE PROTECTION DEVICES, ELECTRICAL CONNECTION EQUIPMENT AND ELECTRICAL APPLIANCES
#7METHOD AND APPARATUS FOR FAULT DETECTION IN DISTRIBUTION GRID
#8GROUND FAULT DETECTION IN AC SYSTEMS USING DIGITAL SIGNAL PROCESSING
#9Surge protection circuit
#10Leakage current detection and interruption device for power cord and related electrical connectors and electrical appliances
#11Electric grill with current protection circuitry
#12Methods for detecting an electrical fault, associated electrical protection systems
#13SELF-TEST MECHANISMS FOR END-OF-LIFE DETECTION AND RESPONSE FOR CIRCUIT INTERRUPTER DEVICES
#14Energy storage device and method thereof for supplying power
#15Device and method for controlling the current of an actuator
#16Systems and methods for ground fault detection
#17Self-test mechanisms for end-of-life detection and response for circuit interrupter devices
#18Cable support assembly
#19Relay-type leakage current protection device
#20POWER PROTECTION METHOD AND CIRCUIT FOR ELECTRONIC DEVICE
#21Hybrid arc/ground fault circuit interrupter and methods of operation thereof
#22System and method of identifying path of residual current flow through an intelligent power strip
#23Electric grill with current protection circuitry
#24Method for locating phase faults in a microgrid
#25Discrete input determining circuit and method
#26Electrical power supply panel with increased safety through monitoring and control
#27ARC DETECTING APPARATUS AND CONTROL METHOD THEREOF, NON-TRANSITORY COMPUTER READABLE RECORDING MEDIUM, AND DC POWER SYSTEM
#28Method for controlling a charging device of a vehicle and charging device of a vehicle for charging an electrical energy storage device of the vehicle
#29Fault interrupt module
#30Earth leakage circuit breaker
#31Discrete input determining circuit and method
#32Power distribution box equipped with resistive leakage current detector
#33Electrical power systems
#34Memory leakage power savings
#35Current measurement
#36Power distribution systems and methods of performing ground fault detection in power distribution systems with a communication network
#37System and method of identifying path of residual current flow through an intelligent power strip
#38Zone selective interlocking test apparatus
#39Hybrid arc / ground fault circuit interrupter and methods of operation thereof
#40Quick-action leakage detection protection circuit having regular self-checking function
#41Electric grill with current protection circuitry
#42Load side ground fault circuit interruption protection for fluid pump motor
#43Arc detector and arc detection method
#44DC power heater short-to-chassis ground detection circuit
#45Enhanced protection, diagnosis, and control of power distribution and control units
#46Controlled switching devices and method of using the same
#47Current measurement
#48Arc fault and ground fault interrupter using dual ADC
#49System for detecting a falling electric power conductor and related methods
#50Electric power system protection device, electric path switching device, and electric power supply system
#51Fault current detection with an integrated magnetic sensor array
#52Switchgear for a single-phase motor and a three-phase motor
#53Manual reset ground fault circuit interruptor (GFCI) with a quick connect load input
#54Circuit breaker panel with wireless communications capability
#55Voltage sensor contact for an electronic device
#56System for detecting a falling electric power conductor and related methods
#57Protection system for an IT electrical distribution system having a floating reference conductor
#58Power distribution system incorporating ground fault interrupt protection
#59Method for protecting an electrical energy distribution box
#60Current measurement
#61DC power supply insulation fault detection circuit
#62Circuit breaker panel
#63Sentinel unit for an IT electrical distribution system having a floating reference conductor
#64Method of Operating a Heating Element for Underfloor Heating
#65DC feeder protection system
#66Method and apparatus for supplying power to a connection device
#67High sensitivity leakage current detection interrupter
#68Directional fault location and isolation system
#69Directional fault sectionalizing system
#70Method for detecting single phase grounding fault based on harmonic component of residual current
#71SYSTEM AND METHOD FOR ELECTRICAL PROTECTION OF APPLIANCES
#72DESCRIPTION ELECTRO-AGEEB ELECTRICAL SAFETY DEVICE
#73Power supply monitoring system
#74ERROR RECOGNITION IN A CONTROL UNIT
#75Manually-controlled arc flash energy reduction system and method for circuit breaker trip units
#76Ground fault interrupts for solid state power controllers
#77Power storage system
#78Automatic power-off protection apparatus
#79Ground fault interrupts for solid state power controllers
#80Aircraft applicable circuit imbalance detection and circuit interrupter and packaging thereof
#81Aircraft applicable circuit imbalance detection and circuit interrupter and packaging thereof
#82Manually-controlled arc flash energy reduction system and method for circuit breaker trip units
#83Three- or four-pole low-voltage power switch with Rogowski coils operating as current sensors
#84Aircraft applicable circuit imbalance detection and circuit interrupter and packaging thereof