Blast nozzle mounting means for electrical circuit breaker

The unit has two contact parts concentrically arranged with respect to a central axis, where one of the parts includes an insulation nozzle (4) for blowing out of arc. A holding device includes a clamping device with holder rings for fixing the nozzle to components e.g. buffer cylinder and insulatin...

Full description

Saved in:
Bibliographic Details
Main Authors Hunger, Olaf, Borg, Tomas, Saxl, David, Vestner, Markus, Nordstroem, Thomas, Strom, Tomas
Format Patent
LanguageEnglish
French
German
Published 07.04.2021
Subjects
BASIC ELECTRIC ELEMENTS
ELECTRIC SWITCHES
ELECTRICITY
EMERGENCY PROTECTIVE DEVICES
RELAYS
SELECTORS
Online AccessGet full text

Cover

More Information
Summary:The unit has two contact parts concentrically arranged with respect to a central axis, where one of the parts includes an insulation nozzle (4) for blowing out of arc. A holding device includes a clamping device with holder rings for fixing the nozzle to components e.g. buffer cylinder and insulating electrode, by clamping. The clamping device includes a washer (10) for thermal and mechanical protection of a spring (11). An independent claim is also included for an electrical switching device including a breaker unit in a power grid.
Bibliography:Application Number: EP20050405049