Unidirectionally switching DC contactor
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United States of America Patent
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Dec 29, 2015
Grant Date -
Nov 7, 2013
app pub date -
May 12, 2011
filing date -
Jul 22, 2010
priority date (Note) -
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status (Latency Note)
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Abstract
Disclosed is a unidirectionally switching direct-current contactor, having a double break having two contact points, which each have a fixed contact and a movable contact, wherein the movable contacts are arranged on a contact bridge and wherein a switch arc is formed at each of the contact points when the contact points open, and including an arc quenching device and having at least one blowing device for blowing at least one of the switch arcs from the corresponding contact point. The contactor includes a jumper plate arranged adjacently to the movable contact of the first contact point, wherein the contact bridge and the jumper plate are electrically insulated from each other and the jumper plate is connected potentially to the fixed contact of the second contact point.
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