Description Overview Medium voltage power cable, 11 kV voltage grade 3 core, 3 x 300 sq mm 1,086 reels, approximately 250 m per reel 280,034 linear meters in total Manufacture years: December 2022 and 2023 Specification: IEC 60502-2 Construction Plain annealed compacted copper conductor, class 2 circular compact Approximate conductor diameter: 20.6 mm (0.81 in) DC resistance of conductor at 20 C, maximum: 0.0601 ohm/km Semiconducting conductor screen XLPE insulation, 3.4 mm (0.13 in) nominal thickness Core identification: number printing 1, 2, 3 Semiconducting insulation screen Lapped bedding Galvanized steel wire armor PVC outer sheath, type 9 or ST-2, red Overall Cable Properties Approximate overall diameter: 79.5 mm (3.13 in) Approximate weight: 14,470 kg/km (9,723 lb per 1,000 ft) Marking on the cable: maker's name, voltage grade, type and size Current Rating In air at 30 C: 647 A In ground at 20 C, 0.8 m laying depth, soil thermal resistivity 1.2 K.m/W: 551 A Short Circuit Conductor maximum operating temperature: 90 C Conductor maximum short circuit temperature: 250 C Short circuit rating of conductor: 42.9 kA Condition Unused, surplus from a construction project that was cancelled Stored on the original steel reels