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1. (WO2018077832) POLE PART FOR MEDIUM VOLTAGE SWITCHGEAR

Pub. No.:    WO/2018/077832    International Application No.:    PCT/EP2017/077070
Publication Date: Fri May 04 01:59:59 CEST 2018 International Filing Date: Wed Oct 25 01:59:59 CEST 2017
IPC: H01H 33/662
H02B 1/044
Applicants: ABB SCHWEIZ AG
Inventors: GENTSCH, Dietmar
Title: POLE PART FOR MEDIUM VOLTAGE SWITCHGEAR
Abstract:
The invention relates to a pole part for medium voltage switchgear, with a vacuum interrupter embedded in an insulating housing made of epoxy-, bulk moulded component- or thermoplastic or other plastic material, with a bottom part provided with mechanical fixation means, in order to fix the polepart on a support element, and a method for manufacturing the same, according to the preamble of claim 1, 8 and 9. In order to reduce mechanical stress and the risk of a break of the insulating housing, the invention is, that the bottom part (2) of the pole part (1) is provided with a casted on, or moulded on axial externally or internally threaded section (5), made of insulating material.