Mechanical switching device capable of making, carrying and breaking currents in normal circuit conditions and, when specified, in given operating overload conditions.
能接通、承载和分断正常电路条件下的电流,也能在规定的非正常条件(例如短路条件)下接通、承载一定时间和分断电流的一种机械开关电器。
The reliability index and mechanical environment resistance index of switching electrical apparatus used in aerospace system are gradually upgraded.
执行航空、航天任务的开关电器的可靠性指标与耐力学环境指标正逐步提高。
The invention also discloses a hybrid switching method for extinguishing arc of the mechanical switch.
还公开了一种为机械开关灭弧的开关混合切换方法。
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