Single - core cable with or without sheath 单芯电缆有或无护套
Single - core cable 单芯电线
Cables , wires and flexible cords for power installation ; special rubber - insulated single - core cables 电力设施用电缆电线和绝缘导线.特种橡胶绝缘单芯电
For laying indoors 、 in tunnel or cable trench , unable to bear external mechanical forces . single - core cable in magnetic duct is not permissible 室内、隧道及电缆沟等场所,不能承受机械外力。单芯电缆不允许敷设在磁性管道中。
For laying in doors , in tunnel and in cable trench , unable to bear external mechanical forcess . single - core cable in magnetic duct is not permissible 室内、隧道及电缆沟等不能承受机械外力的场所。单芯电缆不允许敷设在磁性管道中。
The armoured single - core cables are used for d . c . system only . as for a . c . system , non - magnetic armour material should be used , or a magnetic isolation shouls beapplied 单芯铠装电缆仅用于直流系统,若用于交流系统,应采用非磁性材料铠装或隔磁措施。
The armoured single - core cables are used for d . c . system only . as for a . c . system , the magnetic isolation should be applied on the non - magnetical armored layer or non - magnetical materials should be used 注:单芯铠装电缆仅用于直流系统,若用于交流系统,应采用非磁性材料的铠装层或采用隔磁措施。