ClassID:

216845

H02H7/30 - 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; Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured Staggered disconnection

Recent Application in this class:
#1
20250087992
2025-03-13

AUTOMATED TIGHTLY-STACKED PROTECTION COORDINATION

#2
20210104888
2021-04-08

Single phase fault isolation and restoration for power distribution network

#3
20210104887
2021-04-08

Single phase fault isolation and restoration for power distribution network

#4
20200286695
2020-09-10

Mechanical interlock assemblies for panelboards and related systems and methods

#5
20190280476
2019-09-12

Direction-to-fault and zone-based distance-to-fault electric power sectionalizer systems

#6
20190277904
2019-09-12

Autonomous electric power fault detection, isolation and restoration systems

#7
20190157021
2019-05-23

Dynamic coordination of protection devices in electrical distribution systems

#8
20190036329
2019-01-31

Circuit breaker failure protection in a power substation

#9
20180366937
2018-12-20

Coordinated reclosing in a power distribution system

#10
20180358805
2018-12-13

Fault protection system and method for an electrical power distribution system

#11
20180301294
2018-10-18

Dynamic coordination of protection devices in electrical distribution systems

#12
20180277317
2018-09-27

Dynamic coordination of protection devices in electrical distribution systems

#13
20180241193
2018-08-23

Power distribution systems and methods of operating power distribution systems with a communication network

#14
20180212526
2018-07-26

Isolated switching mode power supply with message control between SR and primary side, and control method thereof

#15
20180123337
2018-05-03

System and method for managing short-circuits in a meshed electrical energy distribution network of an aircraft

#16
20180095130
2018-04-05

Zone selective interlocking test apparatus

#17
20180088656
2018-03-29

Electrical power control and fault protection

#18
20180062380
2018-03-01

Monitoring unit for monitoring a circuit breaker comprising an electrical power supply management system and circuit breaker comprising such a unit

#19
20170256985
2017-09-07

Power distribution terminal capable of determining fault type and determination method thereof

#20
20170163023
2017-06-08

Selective circuit breaker

#21
20170104327
2017-04-13

Semiconductor circuit interruption devices using current filtering to improve device coordination

#22
20170074919
2017-03-16

Fault location in DC networks

#23
20160365719
2016-12-15

Power distribution systems and methods of monitoring zone selective interlocking in a power distribution system

#24
20160322805
2016-11-03

Circuit breaker

#25
20160308350
2016-10-20

Power system including a circuit providing smart zone selective interlocking communication

#26
20160294179
2016-10-06

Dynamic coordination of protection devices in electrical distribution systems

#27
20160268914
2016-09-15

Redundant control device and method of HVDC system

#28
20160245259
2016-08-25

Method for controlling a wind power plant and a wind power plant

#29
20160141861
2016-05-19

Zone selective interlocking and circuit protection device monitoring in a power distribution system

#30
20160126717
2016-05-05

Circuit protection devices and methods of monitoring protection devices in a power distribution system

#31
20150369217
2015-12-24

Method of operating a wind turbine plant

#32
20150288165
2015-10-08

Fault detection and zone location system

#33
20150200538
2015-07-16

Protection device with communication bus fault diagnosis function, system and method

#34
20150199225
2015-07-16

Zone selective interlocking device

#35
20150162741
2015-06-11

Zone selective interlocking (ZSI) power distribution operating a ZSI power distribution system

#36
20150116877
2015-04-30

Power distribution systems and methods of testing a power distribution system

#37
20150112499
2015-04-23

Power system including a circuit providing smart zone selective interlocking communication

#38
20150092309
2015-04-02

Protection device with directional zone selective interlock functionality

#39
20140319929
2014-10-30

Current assignment method and corresponding switch arrangement

#40
20140240881
2014-08-28

Protection element having integrated distance protection with real time adaptation of the trigger time for detecting and separating high impedance errors in meshed networks

#41
20140229029
2014-08-14

Device and method for automatically coordinating protection device of smart power distribution management system

#42
20140111897
2014-04-24

Method and device for protection zone selection in a multiple busbar arrangement

#43
20140078631
2014-03-20

Power distribution systems and methods of operating a power distribution system

#44
20140078628
2014-03-20

Power distribution systems and methods of operating a power distribution system

#45
20140071569
2014-03-13

Zone selective interlocking for optical flash detection suppression

#46
20140071565
2014-03-13

Method and protective device for detecting a symmetrical short-circuit in a multiphase electrical power supply network

#47
20130286524
2013-10-31

Method for improving power distribution protection

#48
20130271877
2013-10-17

Overcurrent protection and fault isolation

#49
20130077204
2013-03-28

Breaker failure protection of HVDC circuit breakers

#50
20130024043
2013-01-24

Dynamic configuration of distribution feeder parameters in a power grid

#51
20130024039
2013-01-24

METHOD FOR BLOCKING A SWITCH

#52
20130021707
2013-01-24

Protection coordination system

#53
20120316805
2012-12-13

Zone selective interlocking test method and apparatus, and circuit interrupter apparatus and power distribution system including the same

#54
20120314329
2012-12-13

System of current protection of a primary electrical distribution box

#55
20120310429
2012-12-06

Circuit breaker zone selective interlock for differentiated faults and method of operation

#56
20120267896
2012-10-25

Network Protection for Power Spot Networks

#57
20120212348
2012-08-23

Method of monitoring the grading margin between time-current characteristics of intelligent electronic devices

#58
20120188676
2012-07-26

Method for operating an electrical power supply network

#59
20120120790
2012-05-17

Coordinated fault protection system

#60
20120091822
2012-04-19

Method For A Power Distribution System Comprising Two Selectively Tripping Switches

#61
20120014026
2012-01-19

Protection system having reduced energy let-through mode and zone selectivity

#62
20110291411
2011-12-01

Power distribution system having priority load control

#63
20110287942
2011-11-24

FAULT CURRENT SUPERCONDUCTIVE LIMITER

#64
20110193345
2011-08-11

Wind turbine generator

#65
20110172840
2011-07-14

CENTRALLY CONTROLLED PROTECTION SYSTEM HAVING REDUCED ENERGY LET-THROUGH MODE

#66
20110110006
2011-05-12

Method for selectively triggering circuit breakers in the event of a short circuit

#67
20110080680
2011-04-07

Method for managing a fault event in a network for distributing electrical energy, and a corresponding electronic protection unit

#68
20110054713
2011-03-03

Global trip unit

#69
20110046809
2011-02-24

Adaptive relaying controlled by autonomous event detection

#70
20110043958
2011-02-24

Protection apparatus of load circuit

#71
20100302700
2010-12-02

Electrical switching apparatus providing coordinated opening with a circuit interrupter and method of operating the same

#72
20100271743
2010-10-28

Fault testing fault protection device and method

#73
20100259859
2010-10-14

Method of ensuring the coordinated arc fault protection in a heirarchial power distribution system

#74
20100204933
2010-08-12

Zone selective interlocking test method and apparatus, and circuit interrupter apparatus and power distribution system including the same

#75
20100149700
2010-06-17

Power distribution system and electrical switching apparatus employing a filter trap circuit to provide arc fault trip coordination

#76
20100123986
2010-05-20

Short circuit limitation device in a low voltage system

#77
20100039741
2010-02-18

Electrical protection arrangement for an electrical distribution network

#78
20100036538
2010-02-11

Autoloop system and method of operation

#79
20090290275
2009-11-26

Fault Protection System and Method for an Electrical Power Distribution System

#80
20090257158
2009-10-15

Circuit breaker zone selective interlock for differentiated faults and method of operation

#81
20090257157
2009-10-15

Circuit breaker having separate restrained and unrestrained zone selective interlock setting capability

#82
20090154045
2009-06-18

Power supply system and method

#83
20080224546
2008-09-18

METHOD TO ANALYZE SYSTEM RECONFIGURATION FOR AUTOMATED ISOLATION OF DISTURBANCES TO THE POWER DISTRIBUTION SYSTEM

#84
20080204961
2008-08-28

Fuse saving power distribution system and fault protection

#85
20080198521
2008-08-21

Circuit breaker trip unit with zone selective interlock and system monitoring

#86
20080161979
2008-07-03

Method for coordination study for protective devices with dynamic settings, multiple functions and multiple setting groups

#87
20080158753
2008-07-03

Relay device and corresponding method

#88
20080158752
2008-07-03

Circuit protection system

#89
20080158751
2008-07-03

Circuit protection system

#90
20080158750
2008-07-03

Relay device and corresponding method

#91
20070285857
2007-12-13

Coordinated fault protection system

#92
20070242402
2007-10-18

Circuit protection system

#93
20070165340
2007-07-19

Method and a tool for calculating and displaying fault response tolerances for a power switching device

#94
20070109701
2007-05-17

Adaptive relaying controlled by autonomous event detection

#95
20070035902
2007-02-15

Protective relay capable of protection applications without protection settings

#96
20070002506
2007-01-04

Circuit protection system

#97
20060279884
2006-12-14

Control of circuit breakers in a multi-phase power system

#98
20060119999
2006-06-08

Methods and systems for sectionalizing a looped distribution line in a power distribution system

#99
20050122654
2005-06-09

Extended instantaneous protection

#100
20050007714
2005-01-13

High speed transfer system