... ,Power station,Factory and Mine.2.It can be installed underground, in pipe, in trench or in tunnel.35KV AL/XLPE/SWA ... power cableTo be laid indoors, in tunnel, cable furrow or pipe, the cable couldn't bear mechanical force outside YJYYJLYXLPE insulation ... , steel tape armor, PVC sheath power cable To be laid underground, the cable could bear certain mechanical force, but it couldn ...