IPC Main Group
H01H 31/00 Air-break switches for high tension without arc-extinguishing or arc-preventing means
Introduced: September 1968
Last revised: January 2006
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC ELEMENTS
- Subclass:
- ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
4 direct subcodes
Child Classifications
Navigate with arrow keys, Enter to open
- H01H 31/02 Details
- H01H 31/14 with bridging contact that is not electrically connected to either line contact in open position of switch
- H01H 31/26 with movable contact that remains electrically connected to one line in open position of switch
- H01H 31/34 with movable contact adapted to engage an overhead transmission line, e.g. for branching