发明名称 |
SWITCHING DEVICE AND SYSTEM FOR OPERATING AN ELECTRIC LOAD |
摘要 |
<p>The invention discloses a switching device (3) for disconnecting or connecting an electric machine (10), a converter 10 or a plurality of electrical loads supplied with AC power from a power supply (4) and controlled by a control unit (6). The switching device comprises a current sink (2)and at least one mechanical switch (1) in the switching device (3) are arranged in a circuit. The current sink is arranged, upon receipt of a signal, to close and sink the current, and the at least one mechanical switch (1) is arranged to open and break the current on receipt of a signal to open supplied to the electric machine (10) when the current load is at or close to zero.In other aspects of the invention a method and a computer program for carrying out the method are described.</p> |
申请公布号 |
WO2014032697(A1) |
申请公布日期 |
2014.03.06 |
申请号 |
WO2012EP66654 |
申请日期 |
2012.08.28 |
申请人 |
ABB TECHNOLOGY LTD;MOEN, TOR-EIVIND;PIASECKI, WOJCIECH;RONGVE, KNUT;WIIK, JAN |
发明人 |
MOEN, TOR-EIVIND;PIASECKI, WOJCIECH;RONGVE, KNUT;WIIK, JAN |
分类号 |
H02J3/00;H01H9/54;H01H9/56;H02H3/02;H02H3/08;H03K17/13 |
主分类号 |
H02J3/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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