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【多选题】
在带电的电压互感器二次回路上作业时,必须遵守以下哪些规定( )?
A.
防止发生短路或接地
B.
严禁将其二次侧开路
C.
作业人员要戴好手套,使用绝缘工具,必要时作业前撤出有关的继电保护
D.
连接的临时负荷,在互感器与负荷设备之间必须有专用的刀闸和熔断器
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