... . Permissible continuous operating temperature of conductor: 90°CMax. Short-circuit temperature of the conductor shall not exceed(Max. 5 seconds ... , PVC sheathed power cableFor laying indoors, in tunnel, in cable trench or direct in ground, able to bear external mechanical ... , PVC sheathed power cableFor laying indoors, in tunnel, in cable trench or direct in ground, able to bear external mechanical ...