并使带电导体间或导体与大地之间有足够的距离绝缘，用于中置式开关柜及其它开关柜内。
And to make electric conductor or conductor and the distance between the earth have enough insulation, used for type switch gear and other switchgear inside.
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开关柜由柜体和中置式手车两部分组成；
Switch cabinet comprises of cabinet and on-board handcart.
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模块上移
模块下移
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