H01H33/80 - CPC Classification Index

ClassID:

202980 ⎘

H01H33/80 - CPC Classification

Classification description:

High-tension or heavy-current switches with arc-extinguishing or arc-preventing means; Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid flow of arc-extinguishing fluid from a pressure source being controlled by a valve

Sub-classes:

H01H33/82 » the fluid being air or gas 13
H01H33/84 » the fluid being liquid, e.g. oil 1