Expulsion chamber for an electric switching device, particularly for application in low-voltage energy technics

摘要

the contacts of the high-speed short-circuit are in an argon filled schaltkammer and exist apart from. existing small additions of one or more than sinterhilfe or benetzungshilfe (metals, from 35 to 75% by volume of tungsten or molybdenum and 0 to 12% by volume of one or more elements from the group of tellurium, antimony and bismuth, and the rest made of copper.