ClassID:

216673

H02H3/042 - CPC Classification

Classification description:

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; Details with warning or supervision in addition to disconnection, e.g. for indicating that protective apparatus has functioned combined with means for locating the fault

Recent Application in this class:
#1
20260024983
2026-01-22

APPARATUS FOR CONTROLLING CIRCUIT BREAKER MODULE, ENERGY STORAGE SYSTEM, AND MICROGRID SYSTEM

#2
20250323525
2025-10-16

MODEL DRIVEN ESTIMATION OF FAULTED AREA IN ELECTRIC DISTRIBUTION SYSTEMS

#3
20250210961
2025-06-26

ELECTRICAL ASSEMBLY

#4
20250210960
2025-06-26

METHOD FOR DETECTING ARCING, INVERTER AND PHOTOVOLTAIC SYSTEM

#5
20250197020
2025-06-19

ELECTRICAL POWER SYSTEMS AND METHODS

#6
20250079822
2025-03-06

MEASUREMENT APPARATUS, MEASUREMENT SYSTEM, AND PROGRAM

#7
20240421585
2024-12-19

APPARATUS AND METHOD OF DETECTING AND CLASSIFYING FAULTS IN CIRCUIT INTERRUPTER IN MICROSECONDS

#8
20240396319
2024-11-28

LOCATING AN ARC

#9
20240348088
2024-10-17

MODEL DRIVEN ESTIMATION OF FAULTED AREA IN ELECTRIC DISTRIBUTION SYSTEMS

#10
20240125828
2024-04-18

SYSTEMS AND METHODS FOR POWER SUPPLIES WITH DYNAMIC VOLTAGE DROP COMPENSATION

#11
20230417843
2023-12-28

SYSTEM AND METHOD FOR DETECTING GROUND FAULTS IN POWER DISTRIBUTION GRIDS

#12
20230052911
2023-02-16

Method for identifying element failure in capacitor banks

#13
20230010565
2023-01-12

GROUND IMPEDANCE AND FAULT DETECTION SYSTEM AND METHOD

#14
20220294215
2022-09-15

Communication-based permissive protection scheme for power distribution networks

#15
20220285983
2022-09-08

MODEL DRIVEN ESTIMATION OF FAULTED AREA IN ELECTRIC DISTRIBUTION SYSTEMS

#16
20220170977
2022-06-02

Locating a ground fault in a DC network

#17
20220146595
2022-05-12

Detection of a ground fault in a direct-current network

#18
20220146594
2022-05-12

Locating a ground fault in a DC system

#19
20220123589
2022-04-21

Non-three-phase fault isolation and restoration systems

#20
20220102974
2022-03-31

Transformer for underground radial loop network

#21
20220102973
2022-03-31

Method for restoring power in an underground radial loop network

#22
20220102961
2022-03-31

Loop restoration switching device assembly including multiple switches with common control

#23
20220102960
2022-03-31

Loop restoration switching device

#24
20220014021
2022-01-13

System and method for use with microgrids having inverter-based distributed generators

#25
20210151975
2021-05-20

Electrical contact fault diagnosis

#26
20210005402
2021-01-07

Safety switch input diagnosis device and work machine using safety switch input diagnosis device

#27
20200408827
2020-12-31

Method and device for fault section identification in multi-terminal mixed lines

#28
20200400728
2020-12-24

System and method of identifying path of residual current flow through an intelligent power strip

#29
20200373750
2020-11-26

Protection assistance device of multiple circuit breakers in low-voltage system

#30
20200350760
2020-11-05

FAULT DETECTION IN ELECTRIC POWER DELIVERY SYSTEMS USING UNDERREACH, DIRECTIONAL, AND TRAVELING WAVE ELEMENTS

#31
20200300905
2020-09-24

Apparatus for isolating high impedance fault in multi-tap electrical power distribution system

#32
20200259320
2020-08-13

Communication-based permissive protection scheme for power distribution networks

#33
20200194992
2020-06-18

Method for localising an earth fault of a fire protection system

#34
20200194991
2020-06-18

System and method for locating faults and communicating network operational status to a utility crew using an intelligent fuse

#35
20200103455
2020-04-02

Secure distance protection of electric power delivery systems under transient conditions

#36
20190293704
2019-09-26

Method and control system for fault direction detection

#37
20190137559
2019-05-09

System and method for locating earth fault in power grids

#38
20190131784
2019-05-02

Model driven estimation of faulted area in electric distribution systems

#39
20180375322
2018-12-27

Current differential protection method for self-adaptive half-wavelength line based on time-difference method

#40
20180284180
2018-10-04

Fault location detection and distance protection apparatus and associated method

#41
20180196091
2018-07-12

System and method of identifying path of residual current flow through an intelligent power strip

#42
20170364040
2017-12-21

Access control method for parallel direct current power supplies and device thereof

#43
20170213678
2017-07-27

Circuit breaking system

#44
20170192060
2017-07-06

Enhanced protection, diagnosis, and control of power distribution and control units

#45
20170146613
2017-05-25

Fault detection in electric power delivery systems using underreach, directional, and traveling wave elements

#46
20160372911
2016-12-22

Technologies for zonal fault protection of DC distribution systems

#47
20160334469
2016-11-17

Phase and ground protection using tilt-limited adaptive quadrilateral characteristic

#48
20160308345
2016-10-20

System and method for locating faults and communicating network operational status to a utility crew using an intelligent fuse

#49
20160077150
2016-03-17

Fault detection in electric power delivery systems using underreach, directional, and traveling wave elements

#50
20160077149
2016-03-17

Fault detection in electric power delivery systems using underreach, directional, and traveling wave elements

#51
20160011252
2016-01-14

Decision support system for outage management and automated crew dispatch

#52
20150222112
2015-08-06

WIRELESS-COMMUNICATION ENABLED SURGE PROTECTOR FOR DISTRIBUTED SYSTEMS

#53
20150002186
2015-01-01

Power grid outage and fault condition management

#54
20140012520
2014-01-09

PHOTOVOLTAIC STRING MONITOR

#55
20120123708
2012-05-17

METHOD AND SYSTEM FOR TRANSIENT AND INTERMITTENT EARTH FAULT DETECTION AND DIRECTION DETERMINATION IN A THREE-PHASE MEDIAN VOLTAGE ELECTRIC POWER DISTRIBUTION SYSTEM

#56
20110279985
2011-11-17

Electronic circuit breaker and a method of providing protection switching

#57
20110175619
2011-07-21

Method and apparatus for monitoring electrical ground isolation in a powertrain system

#58
20110057661
2011-03-10

Apparatus and method for identifying a faulted phase in a shunt capacitor bank

#59
20110043214
2011-02-24

Method and apparatus for locating a parallel arc fault

#60
20110007443
2011-01-13

Apparatus, method, and system for monitoring leakage current and detecting fault conditions in electrical systems

#61
20100152910
2010-06-17

Power grid outage and fault condition management

#62
20100017154
2010-01-21

Battery Monitoring and Protecting Device

#63
20090213516
2009-08-27

Power distribution bus with protection and alarming

#64
20080238436
2008-10-02

Method and system to identify grounding concerns in an electric power system

#65
20070270114
2007-11-22

Apparatus and system for adjusting settings of a power system device using a magnetically coupled actuator

#66
20070268644
2007-11-22

User interface for monitoring a plurality of faulted circuit indicators

#67
20070257807
2007-11-08

Circuit protector monitoring assembly

#68
20070229295
2007-10-04

Underground monitoring system and method

#69
20070194942
2007-08-23

CIRCUIT PROTECTOR MONITORING ASSEMBLY, SYSTEM AND METHOD

#70
20070053125
2007-03-08

Power supply equipped with an independent overload protection mechanism

#71
20070041139
2007-02-22

Power distribution bus with protection and alarming

#72
20060245120
2006-11-02

Backup fuse device, electronic apparatus including the backup fuse device, and method of operating the backup fuse device

#73
20060193094
2006-08-31

Modular connecting system for protecting an electrical load in a bus system

#74
20060176631
2006-08-10

Remote fault monitoring in power lines

#75
20060119368
2006-06-08

System, apparatus and method for detection of electrical faults

#76
20060109599
2006-05-25

Self-powered communications link for smart circuit breakers

#77
20060087785
2006-04-27

Circuit protector signal transmission, methods and system

#78
20060087783
2006-04-27

Device and system for wireless communications with a circuit breaker

#79
20060077611
2006-04-13

Circuit protector monitoring and management system user interface method, system and program

#80
20060077609
2006-04-13

System and method for circuit protector monitoring and management

#81
20060077608
2006-04-13

Multifunctional response tool, method and system for circuit protector management

#82
20060077607
2006-04-13

Circuit protector monitoring assembly kit and method

#83
20060072270
2006-04-06

Fuel system safety device for run-dry conditions

#84
20050267643
2005-12-01

System and apparatus for detecting and monitoring circuit breaker operation

#85
20050225909
2005-10-13

Leakage monitoring system

#86
20050180069
2005-08-18

Ground-fault monitor for multiple circuits

#87
20050073421
2005-04-07

Power distribution bus with protection and alarming

#88
20050018371
2005-01-27

Systems and methods for fault-based power signal interruption