题目内容

隔离开关的操作控制回路受断路器和接地刀闸辅助触点控制,只有()的情况下,才可能对隔离开关进行操作。

A. 断路器分闸,接地刀闸拉开
B. 断路器合闸,接地刀闸拉开
C. 断路器分闸,接地刀闸闭合
D. 断路器合闸,接地刀闸闭合

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