H01H71/74 - CPC Classification Index

ClassID:

203608 ⎘

H01H71/74 - CPC Classification

Classification description:

Details of the protective switches or relays covered by groups - Means for adjusting the conditions under which the device will function to provide protection

Sub-classes:

H01H2071/7472 » {with antitamper means for avoiding unauthorised setting} 7
H01H2071/7481 » {with indexing means for magnetic or thermal tripping adjustment knob} 4
H01H2071/749 » {with a shunt element connected in parallel to magnetic or thermal trip elements, e.g. for adjusting trip current} 4
H01H71/7409 » {Interchangeable elements} 32
H01H71/7418 » {Adjusting both electrothermal and electromagnetic mechanism} 5
H01H71/7427 » {Adjusting only the electrothermal mechanism} 14
H01H71/7463 » {Adjusting only the electromagnetic mechanism} 28

Recent Application in this class:

20260074134

2026-03-12

DEVICE AND METHOD FOR SAFETY SWITCH OFF OF AN ELECTRICAL CONSUMER IN A VEHICLE

20250210981

2025-06-26

CIRCUIT BREAKER CIRCUITRY WITH ELECTRICAL OVERSTRESS PROTECTION

20250210296

2025-06-26

CIRCUIT BREAKER CIRCUITRY WITH HOT SWITCH PROTECTION

20240313533

2024-09-19

Zonal Machine Learning-based Protection for Distribution Systems

20240222059

2024-07-04

CIRCUIT BREAKER

20240120166

2024-04-11

DEVICE AND METHOD FOR SAFETY SWITCH OFF OF AN ELECTRICAL CONSUMER IN A VEHICLE

20220271511

2022-08-25

Circuit interrupters with electronically controlled lock out tag out systems and related electrical distribution systems and methods

20210296071

2021-09-23

Leakage protector

20210194221

2021-06-24

Circuit interrupters with electronically controlled lock out tag out systems and related electrical distribution systems and methods

#10

20210035762

2021-02-04

Device for door and phase segregation in molded case circuit breakers

#11

20190296977

2019-09-26

Method for operating an electrical device and electrical device implementing this method

#12

20190237283

2019-08-01

Micro-grid adaptive relaying

#13

20190189380

2019-06-20

Direct-acting electromagnetic trip device

#14

20190131099

2019-05-02

Switching device with interface module

#15

20190107859

2019-04-11

Energy supply apparatus

#16

20190074680

2019-03-07

Electrical switching device and associated configuration and diagnostic methods

#17

20180323027

2018-11-08

CIRCUIT BREAKER WITH PLUGGABLE TRIP MODULE

#18

20180204699

2018-07-19

Circuit interrupter including electronic trip unit and method of determining elapsed time of start-up process

#19

20180174790

2018-06-21

“SAVUS” a simple, low cost emergency home power connection

#20

20180114660

2018-04-26

Circuit breaker

#21

20170323753

2017-11-09

Adjustable thermal trip mechanism for circuit breaker

#22

20170133186

2017-05-11

Short-current protection action current adjusting method and device thereof and device for multi-pole electromagnetic release

#23

20170062166

2017-03-02

Frame module, circuit breaker including the same and associated method

#24

20170005462

2017-01-05

Circuit breaker having breaker information module and method of use

#25

20160276116

2016-09-22

Electrical cable section detection circuit breaker and method of controlling such a circuit breaker

#26

20160268085

2016-09-15

Molded case circuit breaker

#27

20150243464

2015-08-27

Circuit protection apparatus and method of setting trip parameters thereof

#28

20150130567

2015-05-14

Overcurrent relay and molded case circuit breaker with the same

#29

20150002246

2015-01-01

Removable device for an electronic trip unit, power supply method of such a device and assembly comprising an electronic trip unit and one such removable device

#30

20140340800

2014-11-20

Circuit breaker trip unit with digital potentiometer

#31

20140320241

2014-10-30

Circuit breaker

#32

20140146431

2014-05-29

Circuit breaker panel with wireless communications capability

#33

20140118875

2014-05-01

CONTROL AND MONITORING UNIT FOR A CIRCUIT INTERRUPTER ELECTRONIC TRIP UNIT AND SYSTEM INCLUDING SAME

#34

20140070831

2014-03-13

SYSTEM AND METHOD OF PROTECTING PROBES BY USING AN INTELLIGENT CURRENT SENSING SWITCH

#35

20130249316

2013-09-26

Automatic configurable relay

#36

20130235503

2013-09-12

Human-machine interface for a self-supplied relay

#37

20130148249

2013-06-13

Trip unit communication adapter module employing communication protocol to communicate with different trip unit styles, and electrical switching apparatus and communication method employing the same

#38

20130135111

2013-05-30

Self-calibrating current switch with display

#39

20130062172

2013-03-14

Circuit Breaker Trip Unit With Displaying Device

#40

20120300348

2012-11-29

Circuit breaker panel

#41

20120285805

2012-11-15

Apparatus for tripping an electrical switch

#42

20120273334

2012-11-01

Miniature circuit breaker

#43

20120212231

2012-08-23

Switching device

#44

20120092802

2012-04-19

Circuit breaker trip unit with digital potentiometer

#45

20110248815

2011-10-13

Method For Expanding The Adjustment Range of Overload Protection Devices, Associated Overload Protection Devices, and Their Use

#46

20110216480

2011-09-08

Circuit breaker trip unit support

#47

20110186408

2011-08-04

User interface device for low voltage switching devices

#48

20100258416

2010-10-14

Circuit breaker with adjustable spring assembly biasing

#49

20100258415

2010-10-14

Circuit breaker carrier assembly with spring guide

#50

20100220431

2010-09-02

Subsea Protection Device

#51

20100134221

2010-06-03

Add-on trip module for multi-pole circuit breaker

#52

20090296288

2009-12-03

Bi-directional GFCI

#53

20090154046

2009-06-18

TRIP UNIT AND ELECTRICAL SWITCHING APPARATUS INCLUDING A MOVABLE INDICATOR TO INDICATE SELECTION OF AN ARC REDUCTION MAINTENANCE SYSTEM CURRENT CONDITION

#54