H01H31/34 - CPC Classification Index

ClassID:

202834 ⎘

H01H31/34 - CPC Classification

Classification description:

Air-break switches for high tension without arc-extinguishing or arc-preventing means with movable contact adapted to engage an overhead transmission line, e.g. for branching

Sub-classes:

H01H31/36 » Contact moved by pantograph 2

Recent Application in this class:

20220005657

2022-01-06

High frequency transients suppression for hvdisconnectors with sliding resistor

20200066467

2020-02-27

Communication system controlled motorized in-line disconnect switch with improved lock out system

20160211666

2016-07-21

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

20130307439

2013-11-21

Actuation control and control method, particularly for electrical disconnectors

20120280691

2012-11-08

Detecting an abnormality of a switch in a high voltage electrical substation