ClassID:

216833

H02H7/226 - CPC Classification

Classification description:

Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for distribution gear, e.g. bus-bar systems; for switching devices for wires or cables, e.g. heating wires

Recent Application in this class:
#1
20260142452
2026-05-21

FAULT TYPE IDENTIFICATION METHOD IN ELECTRICAL POWER SYSTEM

#2
20260112886
2026-04-23

SYSTEMS AND METHODS FOR OPERATING AN OVERHEAD ELECTRICAL LINE

#3
20260031610
2026-01-29

SYSTEMS AND METHODS FOR UTILITY CONDUCTOR EVENT DETECTION AND RESPONSE

#4
20260031609
2026-01-29

MODULAR DISTRIBUTION AND SIGNALING UNIT WITH OVER VOLTAGE PROTECTION FOR FIBER OPTIC AND POWER CABLES

#5
20250364798
2025-11-27

Pulse Width Modulated Fault Managed Power Systems

#6
20250357751
2025-11-20

LIMITING DISTANCE ELEMENTS OVERREACH FOR INCOMING POWER FLOW

#7
20250330012
2025-10-23

EMBEDDED IN-CORD ACTIVE INRUSH CURRENT LIMITER DEVICE FOR POWER SUPPLY UNIT

#8
20250226651
2025-07-10

METHOD, DEVICE, AND SYSTEM FOR ADAPTING DISTANCE PROTECTION AGAINST REACTANCE EFFECT DUE TO REMOTE INFEED AND FAULT RESISTANCE

#9
20250189598
2025-06-12

LEAKAGE CURRENT DETECTION CIRCUIT AND LEAKAGE CURRENT PROTECTION CIRCUIT

#10
20250149874
2025-05-08

FAULT CLASSIFICATION AND ZONE IDENTIFICATION IN A POWER TRANSMISSION SYSTEM

#11
20250112457
2025-04-03

CURRENT-CONTROLLED CIRCUIT BREAKER FOR ELECTRICAL SUBMERSIBLE PUMP MOTOR LEADS

#12
20240429703
2024-12-26

METHOD AND SYSTEM FOR PROTECTING HIGH-VOLTAGE DIRECT-CURRENT LINE, DEVICE AND STORAGE MEDIUM

#13
20240313524
2024-09-19

Electrical Power Transmission

#14
20240305089
2024-09-12

SINGLE-ENDED BROKEN CONDUCTOR DETECTION LOGIC USING INCREMENTAL QUANTITIES

#15
20240292586
2024-08-29

Power cord and related electrical connectors and electrical appliances

#16
20240146056
2024-05-02

FAULT CLEARING IN ELECTRICAL SYSTEMS WITH INJECTED SIGNAL

#17
20240125828
2024-04-18

SYSTEMS AND METHODS FOR POWER SUPPLIES WITH DYNAMIC VOLTAGE DROP COMPENSATION

#18
20240097449
2024-03-21

Line reactor protection security using local frequency measurement

#19
20240063626
2024-02-22

Fault classification and zone identification in a power transmission system

#20
20230378746
2023-11-23

Electrical Power Transmission

#21
20230327426
2023-10-12

Method, device, and system for adapting distance protection against reactance effect due to remote infeed and fault resistance

#22
20230326700
2023-10-12

Self-powered recloser

#23
20230236235
2023-07-27

METHOD OF DETERMINING LINE FAULT OF POWER SYSTEM

#24
20230064772
2023-03-02

SYSTEMS AND METHODS FOR UTILITY CONDUCTOR EVENT DETECTION AND RESPONSE

#25
20230030919
2023-02-02

CONNECTION DEVICE FOR THE CHARGING OF ELECTRIC WHEELCHAIRS

#26
20220413032
2022-12-29

MACHINE LEARNING BASED METHOD AND DEVICE FOR DISTURBANCE CLASSIFICATION IN A POWER TRANSMISSION LINE

#27
20220209821
2022-06-30

SYSTEMS AND METHODS USING ELECTRICAL RECEPTACLES FOR INTEGRATED POWER CONTROL, COMMUNICATION AND MONITORING OVER AT LEAST ONE POWER LINE

#28
20220091173
2022-03-24

Differential protection of a transmission line

#29
20210351585
2021-11-11

Electrical unit

#30
20210203112
2021-07-01

SAFETY GROUNDED ARTIFICIAL TREE STAND

#31
20210143632
2021-05-13

LEAKAGE CURRENT DETECTION AND INTERRUPTION (LCDI) DEVICE WITH IGNITION CONTAINMENT FEATURES

#32
20210066910
2021-03-04

Electrical protection circuit breaker

#33
20210021117
2021-01-21

Power supply with current limit on individual conductors

#34
20200389012
2020-12-10

Method of power supply line protection, master device, and power supply system

#35
20200335967
2020-10-22

Zero sequence current based line differential protection solution

#36
20200328586
2020-10-15

Built-in instrumentation integrating power measurement, distribution and management, power safety, and automation control

#37
20200319262
2020-10-08

Time domain distance protection based on polarity comparison for power transmission lines

#38
20200298775
2020-09-24

Wiring system for a vehicle and method for designing an electrical line of a wiring system

#39
20200244068
2020-07-30

Over-voltage prevention apparatus and method of distribution line connected with distributed generator

#40
20200212959
2020-07-02

SYSTEMS AND METHODS USING ELECTRICAL RECEPTACLES FOR INTEGRATED POWER CONTROL, COMMUNICATION AND MONITORING OVER AT LEAST ONE POWER LINE

#41
20190275967
2019-09-12

Circuit body for vehicle

#42
20190237955
2019-08-01

POWER DELIVERY ASSEMBLY AND BUILDING HAVING POWER DELIVERY ASSEMBLY

#43
20190229517
2019-07-25

CIRCUIT BREAKER FOR POWER LINE COMMUNICATION

#44
20190165567
2019-05-30

Leakage current detection and interruption (LCDI) device with ignition containment features

#45
20190052074
2019-02-14

Digital line protection

#46
20180364292
2018-12-20

Concomitant impedance protection method for half-wavelength transmission line

#47
20180358804
2018-12-13

ELECTRICAL CABLES WITH INTEGRAL SURGE PROTECTION

#48
20180294643
2018-10-11

Circuit and method of over-current protection

#49
20180287375
2018-10-04

Emarker-equipped cable and power management method thereof

#50
20180262000
2018-09-13

USB cable with thermal protection

#51
20180261998
2018-09-13

Electric wire protection device

#52
20180261996
2018-09-13

Electric-wire protection device

#53
20180244219
2018-08-30

PROTECTOR

#54
20180145504
2018-05-24

Reduction of geomagnetically induced currents by neutral switching

#55
20180136265
2018-05-17

Charger

#56
20170288386
2017-10-05

Power supply with current limit on individual conductors

#57
20170201090
2017-07-13

Methods for detecting an interruption of an active conductor in an ungrounded direct-voltage power supply system

#58
20170197566
2017-07-13

Vehicular power supply control device and a controlling method of the same

#59
20170146586
2017-05-25

Damage preventing identification system for conductors and coupling points in electrical systems with data acquisition

#60
20160072280
2016-03-10

System and control method to improve the reliability and range of mineral insulated electrical cables

#61
20160072277
2016-03-10

In-line cable termination systems for electrical power transmission cables and methods using the same

#62
20160072270
2016-03-10

Fault detection and isolation using a common reference clock

#63
20150380923
2015-12-31

Overcurrent protection device and method

#64
20150263515
2015-09-17

Magnetothermal current limiting device

#65
20150253369
2015-09-10

Method for monitoring multiple electrical energy lines in a cable strand

#66
20150029629
2015-01-29

Protector for electricity supply circuit

#67
20140160611
2014-06-12

Overheat-resistant power cord and method

#68
20120176115
2012-07-12

Power supply controller

#69
20120134063
2012-05-31

Relocatable power tap with surge protector

#70
20120123762
2012-05-17

Thermal memory in a fault powered system

#71
20090216472
2009-08-27

PARAMETER ESTIMATION FOR AND USE OF A THERMAL MODEL OF A POWER LINE

#72
20080077336
2008-03-27

Power line universal monitor

#73
20070038396
2007-02-15

Parameter estimation for and use of a thermal model of a power line

#74
20050222808
2005-10-06

Determining an operational limit of a power transmission line

#75
20050047043
2005-03-03

Distance protective relay using a programmable thermal model for thermal protection

#76
16858285
2023-10-24

Aircraft group power cable management and monitoring systems and methods, including high current power supply arc fault protection