ClassID:

202846

H01H33/027 - CPC Classification

Classification description:

High-tension or heavy-current switches with arc-extinguishing or arc-preventing means; Details Integrated apparatus for measuring current or voltage

Recent Application in this class:
#1
20260106054
2026-04-16

Pole Part

#2
20260038755
2026-02-05

RC ARRANGEMENTS FOR SWITCHING INDUCTIVE CURRENTS, USING HIGH-VOLTAGE VACUUM SWITCHES

#3
20250244364
2025-07-31

ELECTRICAL SENSOR AND METHOD OF MOLDING AN INSULATOR AROUND AN ELECTRICAL SENSOR

#4
20230109760
2023-04-13

Electric switching device

#5
20220277911
2022-09-01

Control system for an electrical apparatus

#6
20220108855
2022-04-07

Voltage readings using high voltage resistor across vacuum interrupter

#7
20210359497
2021-11-18

Switchgear or control gear

#8
20200388456
2020-12-10

Dead tank circuit breaker surge arrester

#9
20200203934
2020-06-25

Switchgear or control gear

#10
20200191832
2020-06-18

Capacitive voltage sensor with hidden sensing electrode

#11
20200083675
2020-03-12

Switching apparatus

#12
20190296542
2019-09-26

Input impedance management and leakage current detection

#13
20180197705
2018-07-12

Control system for an electrical apparatus

#14
20180082816
2018-03-22

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

#15
20180045763
2018-02-15

Current sensing assembly employing magnetic sensors

#16
20170309427
2017-10-26

ARRANGEMENT AND METHOD FOR SWITCHING OPEN CONTACT GAPS USING SWITCHING DEVICES

#17
20170194111
2017-07-06

Switching device for a MV electric power distribution network

#18
20170082690
2017-03-23

Method and system for testing a switching installation for power transmission installations

#19
20170032912
2017-02-02

Embedded pole part for medium or high voltage use, with a vacuum interrupter which is embedded into an insulating resin

#20
20160365206
2016-12-15

Method for controlling power switching apparatus

#21
20160301199
2016-10-13

Power switching control apparatus and switching control method therefor

#22
20160294167
2016-10-06

Gas circuit breaker and method for attaching bushing

#23
20160211666
2016-07-21

Switching apparatus and method for varying an impedance of a phase line of a segment of an electrical power line

#24
20150235790
2015-08-20

Modular switchgear insulation system

#25
20150194806
2015-07-09

Disconnector for high voltage

#26
20150160272
2015-06-11

Electrical current sensing apparatus

#27
20150160267
2015-06-11

Current sensing assembly employing magnetic sensors

#28
20140333282
2014-11-13

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

#29
20140198413
2014-07-17

Method for adapting an arc sensor

#30
20140160612
2014-06-12

Integral current transforming electric circuit interrupter

#31
20130301180
2013-11-14

Vacuum switch assemblies

#32
20130248338
2013-09-26

Electric switching device and related electric apparatus

#33
20130213936
2013-08-22

Gas-insulated high-voltage switch for interruption of large currents

#34
20120261384
2012-10-18

INTERRUPTER WITH VOLTAGE SENSING ON BOTH LOAD AND SOURCE SIDES

#35
20120182708
2012-07-19

ENCLOSURE FOR A CONDUCTOR OF ELECTRICITY, THE ENCLOSURE BEING PROVIDED WITH CURRENT SENSORS

#36
20110255318
2011-10-20

Insulator integrated power supply

#37
20110205681
2011-08-25

Gas insulated switchgear

#38
20110128655
2011-06-02

Generator circuit breaker with fiber-optic current sensor

#39
20100230263
2010-09-16

Cutouts with automatic reclosing

#40
20100170774
2010-07-08

SWITCHING POLE FOR A HIGH-VOLTAGE NETWORK

#41
20100006405
2010-01-14

Circuit Breaker and Method for its Production

#42
20090321392
2009-12-31

Circuit breaker

#43
20090077793
2009-03-26

Method of making high voltage operating rod sensor

#44
20080303510
2008-12-11

Optical sensor arrangement for electrical switchgear

#45
20080284548
2008-11-20

Method for sectioning with a section switch a medium-voltage electric power distribution line exhibiting a disturbance, section switch for medium-voltage electric power distribution line applicable thereon and electronic circuit for detecting a fault current and comprised by said section switch

#46
20080186012
2008-08-07

Sensors and sensing methods for three-phase, gas insulated devices

#47
20080061632
2008-03-13

Switching apparatus and method for varying an impedance of a phase line of a segment of an electrical power line

#48
20070261946
2007-11-15

Solid insulated disconnection switch and solid insulated switchgear using the same

#49
20070119818
2007-05-31

Compressed-gas-insulated switch-disconnector module and bushing configuration

#50
20070091970
2007-04-26

Method of reducing electrical discharge in a structure

#51
20070000876
2007-01-04

Vacuum insulated switchgear

#52
20060231529
2006-10-19

Solid dielectric encapsulated interrupter with reduced corona levels and improved BIL

#53
20060096856
2006-05-11

Shielded encapsulated vacuum interrupter

#54
20060037944
2006-02-23

Vacuum insulated switchgear

#55
20050141176
2005-06-30

Vacuum switchgear system and kit for system

#56
20050135030
2005-06-23

Switchgear with embedded electronic controls

#57
20050135029
2005-06-23

Gas insulating apparatus and method for locating fault point thereof

#58
20050135028
2005-06-23

Gas insulating apparatus and method for locating fault point thereof

#59
20050082260
2005-04-21

Shielded encapsulated vacuum interrupter

#60
20050067380
2005-03-31

Circuit interrupting device with a turnbuckle and weld break assembly

#61
20050013077
2005-01-20

Circuit breakers with integrated current and/or voltage sensors

#62
17662589
2023-10-03

Industrial circuit breaker

#63
15440775
2018-05-08

Circuit breaker with arc shield