Electric cables - Low voltage energy cables of rated voltages up to and including 450/750 V (U<(Index)0>/U) - Part 2-31: Cables for general applications - Single core non-sheathed cables with thermoplastic PVC insulation; German version EN 50525-2-31:2011
电缆.额定电压450/750V(U<(指数)0>/U)及以下的低压能源电缆.第2-31部分:一般应用电缆.热塑性聚氯乙烯绝缘单芯无护套电缆;德文版EN 50525-2-31:2011