| 摘要 |
The invention relates to an embedded pole part (1) with an isolating housing (2), which accommodates a vacuum interrupter (3) as well as electric terminals (4, 5) by an injected embedding material, wherein the injected embedding material is filled with silica based on silicon dioxide as filler material, wherein the silica is silica fume, which comprises of amorphous, non-porous spheres of silicon dioxide and agglomerates of these. |
