Description
220V交流电线缆:主要是向各个子系统,显示器、打印机等外设的供电。根据实际消耗功率确定供电线芯截面积,一般应选择不小于2.5mm2的三芯硬铜线。在供电距离较近(如在机柜内部或相临机柜),可使用两条或三条单芯硬线。在供电距离较远时,应考虑使用铠甲屏蔽电缆。为避免干扰其它信号,所有交流电线缆应走槽盒或穿管(屏蔽绝缘电缆根据实际情况可灵活铺设),而且,防护金属盒或管应可靠的接地。
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