发明名称 SWITCHING DEVICE WITH A VACUUM INTERRUPTER CHAMBER
摘要 The disclosure relates to a switching device with a vacuum interrupter chamber in which at least one moving contact piece is arranged. To considerably increase the switching rating and the dielectric strength, the disclosure proposes that two series-connected contact arrangements with a total of two contact levels which can be opened are arranged within a vacuum interrupter chamber.
申请公布号 US2010108643(A1) 申请公布日期 2010.05.06
申请号 US20090611548 申请日期 2009.11.03
申请人 ABB TECHNOLOGY AG 发明人 GENTSCH DIETMAR
分类号 H01H33/66 主分类号 H01H33/66
代理机构 代理人
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