ClassID:

203517

H01H71/125 - CPC Classification

Classification description:

Details of the protective switches or relays covered by groups  - ; Operating or release mechanisms; Automatic release mechanisms with or without manual release using a solid-state trip unit characterised by sensing elements, e.g. current transformers

Recent Application in this class:
#1
20260142113
2026-05-21

Bi-Directional Solid-State DC Circuit Breaker with Breaking Speed Control

#2
20260074135
2026-03-12

CIRCUIT BREAKER

#3
20250391619
2025-12-25

CIRCUIT BREAKER AND METHOD

#4
20250364191
2025-11-27

CIRCUIT INTERRUPTING DEVICE HAVING PRINTED CIRCUIT BOARD COILS

#5
20250337413
2025-10-30

FAULT DETECTION AND AUTOMATIC SWITCHING OF RELAYS

#6
20250316433
2025-10-09

SWITCHBOARD AND ASPECTS OF A POWER DISTRIBUTION SYSTEM

#7
20250046540
2025-02-06

CIRCUIT BREAKER

#8
20250046535
2025-02-06

CIRCUIT BREAKER DEVICE AND METHOD

#9
20240395477
2024-11-28

CIRCUIT BREAKER

#10
20240387121
2024-11-21

CIRCUIT BREAKER DEVICE

#11
20240312735
2024-09-19

CIRCUIT INTERRUPTING DEVICE HAVING PRINTED CIRCUIT BOARD COILS

#12
20240055197
2024-02-15

PROTECTIVE SWITCHING DEVICE AND METHOD

#13
20240047161
2024-02-08

Systems and methods for modifying solid-state breaker operations based on load profiles

#14
20240047152
2024-02-08

CIRCUIT BREAKER DEVICE AND METHOD

#15
20240019313
2024-01-18

SYSTEMS AND METHODS FOR MONITORING TEMPERATURE IN AN ELECTRICAL PANEL

#16
20230298843
2023-09-21

IMPROVED SWITCHBOARD AND ASPECTS OF A POWER DISTRIBUTION SYSTEM

#17
20230072455
2023-03-09

Circuit interrupting device having printed circuit board coils

#18
20230015826
2023-01-19

Electronically controlled fusible switching disconnect modules and devices

#19
20220399174
2022-12-15

Solid-state ground-fault circuit interrupter

#20
20220337046
2022-10-20

Circuit breaker device, circuit breaker system and method

#21
20220310343
2022-09-29

Fusible switching disconnect modules and devices with tripping coil

#22
20220216024
2022-07-07

Circuit breaker system

#23
20220102087
2022-03-31

Method and device for monitoring operation of a switching device for controlled switching applications

#24
20220084769
2022-03-17

Circuit interrupter for detecting breaker fault conditions and interrupting an electric current

#25
20210242675
2021-08-05

Arc detection antenna in electric meter systems

#26
20210225606
2021-07-22

LEAKAGE CURRENT PROTECTION DEVICE EMPLOYING A PIVOTING ACTUATOR IN THE TRIP ASSEMBLY

#27
20200281088
2020-09-03

Switching device for a single-phase or multiphase electrical consumer

#28
20200105490
2020-04-02

Method for diagnosing the cause of tripping of an electrical protection device, auxiliary device and electrical system for implementing such a method

#29
20200051767
2020-02-13

Power switch

#30
20200035435
2020-01-30

Fault circuit interrupter device

#31
20200035425
2020-01-30

Circuit interrupting device having printed circuit board coils

#32
20190304730
2019-10-03

Residual current protection device and tripper

#33
20190295797
2019-09-26

Miniature circuit breaker, control method thereof, and control system thereof

#34
20190266856
2019-08-29

Adapters for obtaining operational data from circuit breakers and related systems and methods

#35
20190165563
2019-05-30

Circuit interrupter providing grounded neutral protection and method of controlling the same

#36
20190140439
2019-05-09

Smart module for a circuit breaker

#37
20190131100
2019-05-02

Switching device and control method

#38
20190113547
2019-04-18

Current measurement device, manufacturing method, protection module and differential circuit breaker including such a device

#39
20190108962
2019-04-11

Module for detecting an electrical fault for an electrical protection assembly and electrical protection assembly comprising such a detection module

#40
20190096598
2019-03-28

Circuit interrupter and receptacle with temperature based trip

#41
20190066959
2019-02-28

FUSIBLE SWITCHING DISCONNECT MODULES AND DEVICES WITH TRIPPING COIL

#42
20190058318
2019-02-21

Current protection device with mutual reactor

#43
20190036324
2019-01-31

Circuit interrupter with temperature compensation and method of operating a circuit interrupter

#44
20190013159
2019-01-10

Electronic trip unit for a low-voltage circuit breaker including a receptacle for a module, and a module for connection to the electronic trip unit

#45
20180323027
2018-11-08

CIRCUIT BREAKER WITH PLUGGABLE TRIP MODULE

#46
20180233884
2018-08-16

Contactor health monitoring systems and methods

#47
20180149690
2018-05-31

Ground fault circuit interrupter

#48
20180082816
2018-03-22

Method and apparatus for controlling a circuit breaker in an electrical energy supply network

#49
20180045763
2018-02-15

Current sensing assembly employing magnetic sensors

#50
20180012719
2018-01-11

Module for the interconnection of a circuit breaker and a contactor for an electrical assembly comprising a voltage sensor

#51
20170345600
2017-11-30

Circuit breaker and method for operation thereof

#52
20170323752
2017-11-09

Fault circuit interrupter device

#53
20170250043
2017-08-31

Signal conditioning circuit and a relay/circuit breaker control apparatus including such a signal conditioning circuit

#54
20170154745
2017-06-01

System and method with timing self-configuration

#55
20170053759
2017-02-23

Circuit breaker and method

#56
20170018388
2017-01-19

Protective circuit breaker

#57
20160372292
2016-12-22

Fusible switching disconnect modules and devices with electromagnetic coil and trip mechanism

#58
20160372291
2016-12-22

Fusible switching disconnect modules and devices with in-line current detection

#59
20160372290
2016-12-22

FUSIBLE SWITCHING DISCONNECT MODULES AND DEVICES WITH MULTI-FUNCTIONAL TRIP MECHANISM

#60
20160372289
2016-12-22

Electronically controlled fusible switching disconnect modules and devices

#61
20160365213
2016-12-15

Detection of dependent failures

#62
20160329696
2016-11-10

Circuit breaker

#63
20160301205
2016-10-13

Circuit breaker having safety switching part

#64
20160294177
2016-10-06

Apparatus for tripping a circuit breaker for vehicles

#65
20160276115
2016-09-22

Electronic trip units powered by current transformers and circuit breakers comprising the same

#66
20160148761
2016-05-26

Terminal shield with integrated current transformer

#67
20160133421
2016-05-12

Trip for electrical switching device and electrical switching device comprising such a trip

#68
20160012986
2016-01-14

Remote disconnect switch assembly

#69
20150377930
2015-12-31

Neutral pole current transformer module for circuit breaker and neutral pole current detecting apparatus for circuit breaker

#70
20150372478
2015-12-24

Thermal trip assembly and circuit interrupter including the same

#71
20150371798
2015-12-24

Circuit interrupter including thermal trip assembly and printed circuit board Rogowski coil

#72
20150364272
2015-12-17

Switch, in particular power switch, for low voltages

#73
20150332883
2015-11-19

ELECTRICAL SWITCHING APPARATUS AND LINEAR ACTUATOR ASSEMBLY THEREFOR

#74
20150200070
2015-07-16

Fault circuit interrupter device

#75
20150160267
2015-06-11

Current sensing assembly employing magnetic sensors

#76
20150155113
2015-06-04

Cover assembly for circuit breaker, circuit breaker having the same, and method

#77
20150109078
2015-04-23

Direct current sensing circuit and circuit interrupter including the same

#78
20150070026
2015-03-12

Method for determining a cause of a voltage outage load-side from a circuit breaker, auxiliary unit for a circuit breaker, electric system comprising a circuit breaker and one such auxiliary unit

#79
20140368961
2014-12-18

Control and protection device for low-voltage electrical appliance

#80
20140333282
2014-11-13

Voltage and/or current sensing device for low-, medium- or high voltage switching devices

#81
20140318936
2014-10-30

Power-switch with internal voltage measurement

#82
20140111294
2014-04-24

Electrical switching apparatus including transductor circuit and alternating current electronic trip circuit

#83
20140078633
2014-03-20

Circuit breaker including an electronic trip circuit, a number of temperature sensors and an over-temperature trip routine

#84
20140071575
2014-03-13

Circuit interrupter employing non-volatile memory for improved diagnostics

#85
20140055904
2014-02-27

Fault circuit interrupter device

#86
20130329331
2013-12-12

Wireless branch circuit energy monitoring system

#87
20130314827
2013-11-28

Current detecting mechanism capable of detecting ground fault for direct current circuit breaker

#88
20130135111
2013-05-30

Self-calibrating current switch with display

#89
20130107412
2013-05-02

Installation switching device with a current sensing unit

#90
20130090748
2013-04-11

Remote disconnect switch assembly

#91
20130049486
2013-02-28

Method for operating an electrical apparatus and circuit breaker

#92
20130002236
2013-01-03

Device for measuring the electric current flowing in an electric apparatus, said device enabling power measurement, and an electric apparatus comprising same

#93
20120286577
2012-11-15

POWER MONITORING APPARATUS

#94
20120273334
2012-11-01

Miniature circuit breaker

#95
20120125748
2012-05-24

Fully enclosed electronic trip unit for a molded case circuit breaker

#96
20120098519
2012-04-26

Sensor assembly, trip unit including the same, and method of manufacturing a sensor assembly

#97
20120049839
2012-03-01

CIRCUIT-BREAKER WITH ROGOWSKI CURRENT TRANSFORMERS FOR MEASURING THE CURRENT IN THE CONDUCTORS OF THE CIRCUIT-BREAKER

#98
20120001707
2012-01-05

Overload relay switch without springs

#99
20120001706
2012-01-05

Electronic overload relay switch actuation

#100
20110267722
2011-11-03

Cost effective design for a current transformer with an integrated magnetic actuator

#101
20110242720
2011-10-06

Magnetic core coupling in a current transformer with integrated magnetic actuator

#102
20110193675
2011-08-11

Fusible switching disconnect modules and devices with in-line current detection

#103
20110169599
2011-07-14

Fusible switching disconnect modules and devices with multi-functional trip mechanism

#104
20110163837
2011-07-07

Fusible switching disconnect modules and devices with tripping coil

#105
20110163836
2011-07-07

Electronically controlled fusible switching disconnect modules and devices

#106
20110149453
2011-06-23

Fault circuit interrupter device

#107
20110121932
2011-05-26

Combination wire connector and current transformer

#108
20110096450
2011-04-28

Combination current sensor and relay

#109
20110057750
2011-03-10

Electronic overload relay

#110
20110040506
2011-02-17

Module for measuring the current flowing in a conductor distribution of a low-voltage distribution board

#111
20110018363
2011-01-27

Current transformer assembly and electromechanical switching device

#112
20100332046
2010-12-30

Current transformer with integrated actuator

#113
20100301980
2010-12-02

Current transformer, protection device including such transformer and related circuit breaker

#114
20100149772
2010-06-17

Residential circuit breaker with flexible printed circuit boards

#115
20100002350
2010-01-07

Protective device and method for its operation

#116
20090218886
2009-09-03

REMOTE ACTUATION BASED ON MEASURING ELECTRIC CURRENT CONSUMPTION

#117
20090190289
2009-07-30

Electronic trip device case for a circuit breaker, electronic trip device and assembly method thereof

#118
20090185322
2009-07-23

Combination current sensor and relay

#119
20090122453
2009-05-14

Universal rating plug for electronic trip unit

#120
20080158762
2008-07-03

CIRCUIT BREAKER TRIP UNIT RATING SELECTION PLUG

#121
20080144246
2008-06-19

Combination current sensor and relay

#122
20080013596
2008-01-17

Circuit breaker integral temperature monitoring for advance detection of defective power conductor connections

#123
20070177315
2007-08-02

Combination current sensor and relay

#124
20070159861
2007-07-12

Engine control device

#125
20070086131
2007-04-19

Current transformer including a low permeability shunt and a trip device employing the same

#126
20070053127
2007-03-08

Apparatus comprising circuit breaker with adjunct sensor unit

#127
20060066425
2006-03-30

Multi-phase electromagnetic relay assembly and motor assembly

#128
20060055498
2006-03-16

Fusible switching disconnect modules and devices

#129
20060038448
2006-02-23

Paralleled circuit breaker with conductive elements having thermally stable resistance, and associated method

#130
20050254186
2005-11-17

Combination current sensor and relay

#131
20050219032
2005-10-06

METHOD AND APPARATUS FOR PROVIDING ELECTRICAL PROTECTION TO A PROTECTED CIRCUIT

#132
20050157438
2005-07-21

Combination current sensor and relay

#133
20050141159
2005-06-30

Device for supplying an electronic protection device to be used in a low-voltage circuit breaker

#134
20050063107
2005-03-24

Medium voltage vacuum circuit interrupter

#135
20050024172
2005-02-03

Circuit breaker trip unit employing a reset overtravel compensating rotary trip lever

#136
20050023120
2005-02-03

Circuit breaker trip unit employing a rotary plunger

#137
20050013077
2005-01-20

Circuit breakers with integrated current and/or voltage sensors

#138
20050002136
2005-01-06

Combination current sensor and relay

#139
18361863
2025-08-05

Fault detection and automatic switching of relays