conductors in the housing. After housing segments 20 and 44 have been locked together as illustrated in FIGS. 2 and 3 of the drawing, enclosure 10 can be dropped in a trench and buried.
aincluding additional lengths, unsealing, cleaning and swabbing out ducts, drawing cable through ducts, sealing to cable ends, trench marker tapes and cable tiles, testing, twisting and snacking 包括另外的长度,打开,清洁和擦拭输送管,画的缆绳通过输送管,密封到电缆末端、沟槽标志磁带和缆绳瓦片,测试,...
FIG. 21 is a drawing showing one end face of the optical waveguide 220 according to the embodiment; FIG. 22 is a cross-sectional view (a cross-section along the line I-I of FIG. 20) of the optical waveguide 220 according to the embodiment; FIG. 23 is a cross-sectional view (a cro...
The paper deals with the important challenges in terms of electricity transmission by means of underground cable lines. The power cable’s performance is characterized by an ampacity that represents its maximum electric current-carrying capacity. The amp