Automatically configuring vacuum contactor |
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| 申请号 | EP08162905.7 | 申请日 | 2008-08-25 | 公开(公告)号 | EP2028676A3 | 公开(公告)日 | 2013-03-13 |
| 申请人 | Rockwell Automation Technologies, Inc.; | 发明人 | MacLennan, David Scott S.; Drake, Reginald, A.; | ||||
| 摘要 | A controller (14) for a vacuum contactor (12) or the like measures barometric pressure and provides a short impedance characterizing pulse to the coils (28,40) of the vacuum contactor coils to assess proper operating conditions of the coils and to check for coil or sensor faults. | ||||||
| 权利要求 | |||||||
| 说明书全文 | |||||||
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