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jiao liu jie chu qi de ji shu biao zhun ji qiang ci chui chu tou hui lu de shi ji ying yong
Author(s): 
Pages: 42-44
Year: Issue:  4
Journal: Electrical Manufacturing

Keyword:  交流接触器触头系统技术标准回路磁吹电弧高电压实际应用过载试验电磁系统;
Abstract: <正>强磁吹触头回路按国外专用接触器相关标准,部分项目需要进行高电压600V/大电流的过载试验接触器是一种应用最广泛的控制电器,它是一种远距离操作的电器,用于在正常的工作条件下频繁地接通和分断电路。接触器也能分断被控制对象处于非正常工作条件下的电路,但不能分断短路电流。接触器工作时,电磁系统的线圈通电,使电磁系统激磁时,动铁心受到吸力,它克服机械反力(反作用弹簧力、主触头及辅助触头弹簧力及摩擦力等)而
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