IPC Subgroup
H01H 33/75 Liquid-break switches, e.g. oil-break
Introduced: September 1968
Last revised: January 2006
Full Title
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 > having stationary parts for directing the flow of arc-extinguishing fluid, e.g. arc-extinguishing chamber > Liquid-break switches, e.g. oil-break
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC ELEMENTS
- Subclass:
- ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES