Open poles at the top or bottom of the distribution box according to the cable or wire direction and the cable tray specification.
根据进出电缆电线的方向及桥架的规格,在配电箱的顶部或底部开孔。 配电箱的所有开孔处须用。
Open poles at the top or bottom of the distribution box according to the cable or wire direction and the cable tray specification.
根据进出电缆电线的方向及桥架的规格,在配电箱的顶部或底部开孔。 配电箱的所有开孔处须用。
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