Description
接地总干线与接地体之间应采用焊接。埋地的接地干线可用有效截面积相同的热镀锌扁钢或圆钢进行焊接。接头可采用搭接，扁钢搭接长度为宽度的2倍，园钢为直径的6倍，接触应良好，连接应牢固，焊接处应做防腐处理。
New ABB ABB800 RDCU-02C Controller Board
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EXCEL 1001F Laser Head 1031 Romote Receiver 1040B Power
Alcatel 1662SMC Shelf Rack Case New
