... and earth or metallic screen for which the cable is designed; * U is the rated power ... frequency voltage between conductors for which the cable is designed; * Um is the maximum value ... Application: For laying indoors, in tunnel or cable trench with large difference of level able to ... .5mm2, 2.5mm2, 4mm2, 6mm2, 10mm2, 16mm2, 25mm2, 35mm2, 50mm2, 70mm2, 95mm2, 120mm2, 150mm2, 185mm2, 240mm2, 300mm2 ...