... 1.5 2.57-61Permanent installation indoors,in cable ditches,Be able to withstand stronger external mechanical force4 64-14104-14KVVRCopper ... 1.0 1.5 2.52-16Permanent installation indoors,in cable ditches or pipes4 62-14102-10KYJVPCopper Conductor,XLPE Insulated, ... 1.5 2.57-61Permanent installation indoors,in cable ditches,pipes or underground Be cable to with stand stronger external mechanical force4 64 ...