DIN EN 50525-2-51-2012 电缆.额定电压为450/750 V (U0/U)及以下的低压能源电缆.第2-51部分:一般应用电缆.热塑性PVC绝缘耐油控制电缆.德文版 EN 50525-2-51-2011
Electric cables - Low voltage energy cables of rated voltages up to and including 450/750 V (U0/U) - Part 2-51: Cables for general applications - Oil resistant control cables with thermoplastic PVC insulation; German version EN 50525-2-51:2011