ClassID:

216741

H02H3/42 - CPC Classification

Classification description:

Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to product of voltage and current

Sub-classes:
Recent Application in this class:
#1
20230230783
2023-07-20

Solid-state circuit breaker trips an air gap actuator and solid-state switching components at the same time or the solid-state switching components with a delay

#2
20220131367
2022-04-28

Method and device for starting direct-current (DC) transmission line protection, and storage medium

#3
20220094153
2022-03-24

Overpower protection in a power supply system

#4
20210384718
2021-12-09

Direct current (DC) circuit breaker

#5
20210373087
2021-12-02

Current transformer with embedded voltage field detection and thermal sensing

#6
20210194247
2021-06-24

Monitoring of a high-voltage DC transmission

#7
20200259323
2020-08-13

Power system performance based on updated performance characteristics of a protection device

#8
20200083699
2020-03-12

Hybrid air-gap / solid-state circuit breaker

#9
20190363493
2019-11-28

Cable power rating identification for power distribution over communications cabling

#10
20190162760
2019-05-30

Semiconductor device and power monitoring method therefor

#11
20190067935
2019-02-28

Method and circuit for complying with maximum values for output parameters of a power supply unit

#12
20180231597
2018-08-16

ARC OCCURRENCE POSITION DETECTION DEVICE AND ARC OCCURRENCE POSITION DETECTION METHOD

#13
20180226785
2018-08-09

Electronic circuit breaker

#14
20180159324
2018-06-07

Electrical line status monitoring system

#15
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

#16
20180054051
2018-02-22

Protection method for protecting a generator or power station unit and protective device for carrying out such a method

#17
20170353026
2017-12-07

Circuit interruption apparatuses

#18
20170256934
2017-09-07

Hybrid air-gap / solid-state circuit breaker

#19
20170256532
2017-09-07

Integrated protection devices with monitoring of electrical characteristics

#20
20160356827
2016-12-08

Overload monitoring device and method for overload monitoring

#21
20160001657
2016-01-07

Method for operating an electrified motor vehicle and means for its implementation

#22
20150244163
2015-08-27

Current and voltage module and methods of monitoring current and voltage in power distribution systems

#23
20140268454
2014-09-18

Systems and methods for power interruption

#24
20140200726
2014-07-17

Method of distance protection of parallel transmission line

#25
20130169239
2013-07-04

Electric power generation control system for vehicle

#26
20130108305
2013-05-02

Electric power relaying unit and image forming apparatus having the same

#27
20130088802
2013-04-11

Fault protection of HVDC transmission lines

#28
20130070378
2013-03-21

Recloser device and method of operation

#29
20120293017
2012-11-22

Integrated protection devices with monitoring of electrical characteristics

#30
20120188673
2012-07-26

Electrical line status monitoring system

#31
20120123708
2012-05-17

METHOD AND SYSTEM FOR TRANSIENT AND INTERMITTENT EARTH FAULT DETECTION AND DIRECTION DETERMINATION IN A THREE-PHASE MEDIAN VOLTAGE ELECTRIC POWER DISTRIBUTION SYSTEM

#32
20110085816
2011-04-14

Electric power relaying unit and image forming apparatus having the same

#33
20100208402
2010-08-19

Current transformer type power controller

#34
20100080714
2010-04-01

Controller for a motor and a method of controlling the motor

#35
20100007998
2010-01-14

Apparatus, system, and method for detecting a power system component failure

#36
20090315409
2009-12-24

SAFETY SOCKET

#37
20080167755
2008-07-10

Method and apparatus for smart circuit breaker

#38
20080120048
2008-05-22

Protection device and a method that detect electricity

#39
20070132502
2007-06-14

Method and circuit arrangement for limiting the power dissipation of a power semiconductor switch

#40
17006021
2021-01-05

Solid-state electric power distribution module