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DC contactor with solid state arc quenching
DC contactor with solid state arc quenching
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机译:固态灭弧直流接触器
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摘要
A solid state arc quenching circuit in a high voltage DC contactor, senses initiation of an arc across the contacts of the contactor, commutates a capacitor discharge to the contacts that brings the contact voltage to zero for arc extinction and promptly recharges the capacitor to enable reoperation.
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