试题与答案

采用硅整流作为电磁操动机构合闸电源时,要保证备用电源自动投入装置正确动作,必须满足(

题型:多项选择题

题目:

采用硅整流作为电磁操动机构合闸电源时,要保证备用电源自动投入装置正确动作,必须满足()条件之一方可。

A.双电源互为备用

B.事故下自起动的自备发电机组

C.大功率储能电容

D.自另外电源的其他站引来馈线供电

答案:

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下面是错误答案,用来干扰机器的。

参考答案:A,D

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