H02H11/00 - CPC Classification Index

ClassID:

216871 ⎘

H02H11/00 - CPC Classification

Classification description:

Emergency protective circuit arrangements for preventing the switching-on in case an undesired electric working condition might result

Sub-classes:

H02H11/001 » {in case of incorrect or interrupted earth connection } 24
H02H11/002 » {in case of inverted polarity or connection; with switching for obtaining correct connection} 145
H02H11/004 » {in case of incorrect phase sequence; with switching for obtaining correct phase sequence } 11
H02H11/005 » {in case of too low isolation resistance, too high load, short-circuit; earth fault} 51
H02H11/006 » {in case of too high or too low voltage} 65
H02H11/008 » {preventing unsafe switching operations in substations (Schaltfehlerschutz)} 18

Recent Application in this class:

20250007269

2025-01-02

ELECTRICAL PROTECTION DEVICE

20240380198

2024-11-14

INTRINSICALLY SAFE CIRCUIT FOR LOAD

20240186946

2024-06-06

Intelligent solar photovoltaic component

20240079869

2024-03-07

End of line protection with trip signal engaging

20230318289

2023-10-05

End of line protection

20220146595

2022-05-12

Detection of a ground fault in a direct-current network

20220120424

2022-04-21

SURGE IMMUNE VERSATILE TERMINAL BLOCK ASSEMBLY

20220021335

2022-01-20

Photovoltaic string combiner box with protection functions

20200014201

2020-01-09

Circuit and method for denying power to a solenoid in a wiring device

#10

20190368761

2019-12-05

Protection circuit and air conditioner

#11

20190190258

2019-06-20

Closing control method for high-voltage direct-current circuit breaker

#12

20180294639

2018-10-11

Power safety devices and devices and appliances comprising same

#13

20180175617

2018-06-21

Control method for an electric power tool

#14

20180136677

2018-05-17

Thermostat switching circuitry with overcurrent protection

#15

20180062377

2018-03-01

Power supply device, detection circuit and power supply method thereof

#16

20180006444

2018-01-04

Multi-pack and component connectivity detection

#17

20170184343

2017-06-29

Systems and methods for testing electrical connectors

#18

20170099018

2017-04-06

ELECTRIC POWER TOOL

#19

20160359346

2016-12-08

Rechargeable battery

#20

20160342143

2016-11-24

Method for controlling power supply and electronic device implementing the same

#21

20160254112

2016-09-01

Single-channel safety output

#22

20160202716

2016-07-14

Power and control device for medium voltage applications

#23

20160181784

2016-06-23

Electronic circuit arrangement for use in an area exposed to explosion hazards

#24

20160094025

2016-03-31

Current drivers that utilize short circuit protection

#25

20160006392

2016-01-07

Safe photovoltaic system

#26

20150381108

2015-12-31

Safe photovoltaic system

#27

20150340859

2015-11-26

Method of fault clearance

#28

20150333511

2015-11-19

Energy lockout in response to a planar catastrophic fault

#29

20150287712

2015-10-08

Semiconductor device

#30

20150244164

2015-08-27

Overcurrent detection circuit and method, load switch, and portable device

#31

20150214720

2015-07-30

Door latch interruption upon detection of current leakage

#32

20150108832

2015-04-23

Enclosed power outlet

#33

20150084439

2015-03-26

SHORTING ASSEMBLY AND METHOD FOR WIND TURBINE POWER SUPPLY

#34

20150049402

2015-02-19

Anti-arcing circuit

#35

20150016001

2015-01-15

PREVENTING MOISTURE DAMAGE TO A DEVICE

#36

20140354215

2014-12-04

Charging circuit and method for preventing charging power supply from reversely connecting

#37

20140300209

2014-10-09

Single-channel safety output

#38

20140177115

2014-06-26

Rechargeable battery

#39

20140167528

2014-06-19

Remote disconnect safety mechanism

#40

20140153145

2014-06-05

Method and system for open neutral protection circuit

#41

20140042806

2014-02-13

Safety system for vehicles for reducing the danger of an electric shock from a battery

#42

20130314231

2013-11-28

Safety detection system with integrated diagnostic functions

#43

20130313917

2013-11-28

Electrical means to limit current in battery operated patient-connected medical devices

#44

20130293032

2013-11-07

ACTUATOR MODULE, SYSTEM FOR LOCKING- UNLOCKING A DOOR OF A HOUSEHOLD APPLIANCE AND RELATIVE OPERATING METHOD

#45

20130271882

2013-10-17

Electric safety circuit for use with an electric receptacle

#46

20130256289

2013-10-03

System and method for determining attachment and polarity of a welding electrode

#47

20130249485

2013-09-26

DC charging station for a battery of an electric vehicle

#48

20120235514

2012-09-20

System and method to detect child presence using active MEMS sensors

#49

20110266890

2011-11-03

Single-channel safety output

#50

20110199711

2011-08-18

Temperature protection system for electronic devices

#51

20110050299

2011-03-03

Electrical instrument having a protection circuit

#52

20100327663

2010-12-30

System and method to measure load type and exclude the human body model

#53

20090128348

2009-05-21

Overload alarm device and method thereof

#54

20090059458

2009-03-05

Power supply protecting circuit

#55

20090015183

2009-01-15

Power tools

#56

20080266733

2008-10-30

Circuit testing closer apparatus and method with in-rush current awareness

#57

20080120048

2008-05-22

Protection device and a method that detect electricity

#58

20080088988

2008-04-17

Overload protection control mechanism for a power supply

#59

20070171586

2007-07-26

System and method for operating multiple devices from one electrical source

#60

20070091529

2007-04-26

OVERLOAD DETECTION AND INDICATION

#61

20070064361

2007-03-22

Terminal table unit and method of controlling same

#62

20070035905

2007-02-15

Power delay device

#63

20060245134

2006-11-02

Process for managing the current-surge that occurs when electric service is restored, following a power outage

#64

20060244408

2006-11-02

Electrical safety lockout mechanism for power tools and other hazardous machinery

#65

20060238946

2006-10-26

Power tool safety system

#66

20060120008

2006-06-08

Intelligent control devices

#67

20060072274

2006-04-06

Method of controlling surge current in fan modules and apparatus thereof

#68

20050195546

2005-09-08

Terminal table unit and method of controlling same

#69

14183403

2015-09-01

Islanding detection in power converters

#70

14174070

2016-06-07

Electrical water heater air entrapment detection

#71

14163477

2015-02-17

Apparatuses and methods for configuring a building automation system

#72

13362640

2015-12-22

Methods, devices, and mediums associated with power management of electrical devices