A PORTABLE SWITCHING DEVICE TO REMOTELY OPERATE A HIGH VOLTAGE CIRCUIT BREAKER |
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| 申请号 | US15549763 | 申请日 | 2016-02-08 | 公开(公告)号 | US20180032037A1 | 公开(公告)日 | 2018-02-01 |
| 申请人 | Eoin Caldwell; | 发明人 | Eoin Caldwell; | ||||
| 摘要 | A portable switching device to remotely operate a high voltage circuit breaker, the portable switching device is locally temporarily electrically connected to the controlling circuit of the high voltage circuit breaker and comprises: a voltage input (206); a voltage output (208, 210) for connecting to the external circuit; a ground input (212); an overvoltage protection circuit (201) connected between the voltage input (206) and the ground input (212); and a switching unit (203, 205) comprising a first switching circuit having an input connected to the voltage input and an output connected to the voltage output, the first switching circuit comprising a relay (2032), a relay contact protection circuit (2034), and an overload protection circuit (2036); wherein the first switching circuit is remotely controllable to switch the external circuit from a first operating state to a second operating state. | ||||||
| 权利要求 | |||||||
| 说明书全文 | |||||||
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