Dead - front switchboards bulletin dated 11 4 02 不露带电部分的配电盘
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Enclosed and dead - front switches 封闭式开关和不露带电部分的开关
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Standard for manually - operated dead - front padmounted switchgear with load interrupting switches and separable connectors for alternating - current systems 电流系统用的配有装载中断开关和可分连接器的手工操作正面不带电面板上安装的开关设备标准